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1
Inheritance
3
Pathophys.
12
Phenotypes
4
Pathograph
1
Genes
5
Treatments
5
Subtypes
1
References
1
Deep Research
👪

Inheritance

1
Autosomal Dominant HP:0000006
Autosomal dominant inheritance

Subtypes

5
Ankyloblepharon-Ectodermal Defects-Cleft Lip/Palate (AEC/Hay-Wells) Syndrome MONDO:0007124
Characterized by ankyloblepharon filiforme adnatum, severe skin erosions especially on the scalp, ectodermal dysplasia, and cleft lip/palate. Rapp-Hodgkin syndrome is now considered the same entity. Mutations cluster in the SAM and TI domains (exons 13-14) of the DeltaNp63alpha isoform.
Ectrodactyly-Ectodermal Dysplasia-Cleft Lip/Palate Syndrome Type 3 MONDO:0011428
Characterized by ectrodactyly (split hand/foot), ectodermal dysplasia, and cleft lip/palate. Mutations cluster in the DNA-binding domain of p63.
Acro-Dermo-Ungual-Lacrimal-Tooth (ADULT) Syndrome MONDO:0007072
Characterized by ectrodactyly, excessive freckling, lacrimal duct obstruction, hypodontia, nail dysplasia, hypoplastic breasts, and sparse hair. Distinguished by prominent freckling and lacrimal involvement.
Limb-Mammary Syndrome MONDO:0011334
Characterized by split-hand/foot malformation or other limb abnormalities, hypoplastic or absent mammary glands and nipples, and variable ectodermal features.
Rapp-Hodgkin Syndrome MONDO:0007508
Now considered the same entity as AEC syndrome. Historically distinguished by ectodermal dysplasia with cleft lip/palate but without ankyloblepharon. Mutations overlap with AEC in the SAM and TI domains.

Pathophysiology

3
TP63 Mutations and p63 Transcription Factor Dysfunction
TP63 encodes p63, a transcription factor critical for ectodermal development, limb morphogenesis, and orofacial formation. Heterozygous mutations have both dominant negative and gain-of-function effects on the p63 protein rather than causing simple loss of function. The pattern of mutations determines the specific syndrome: DNA-binding domain mutations cause EEC3, SAM domain mutations cause AEC/Rapp-Hodgkin, and other domain mutations cause ADULT and limb-mammary syndromes. The DeltaNp63alpha isoform is particularly critical for the AEC/RHS phenotype.
Keratinocyte link Epidermal cell link
TP63 link
Epidermis development link Keratinocyte differentiation link
DNA-binding transcription factor activity, RNA polymerase II-specific link
Skin link
Show evidence (3 references)
PMID:12070241 SUPPORT Human Clinical
"The pattern of heterozygous mutations is distinct for each of these syndromes. The functional effects on the p63 proteins also vary between syndromes."
Establishes that different TP63 mutation patterns cause distinct syndromes within the spectrum.
PMID:12070241 SUPPORT Human Clinical
"In all of these syndromes, the mutation appears to have both dominant negative and gain of function effects rather than causing a simple loss of function."
Clarifies that TP63 mutations act through dominant negative/GOF rather than haploinsufficiency.
PMID:19676060 SUPPORT Human Clinical
"AEC and RHS mutations in the 5' and 3' ends of the p63 gene point towards a critical role of the DeltaNp63alpha isoform for the AEC/RHS phenotype."
Identifies the DeltaNp63alpha isoform as key to AEC/Rapp-Hodgkin.
Ectodermal Dysplasia and Skin Fragility
Disruption of p63-dependent transcription programs in ectodermal progenitor cells leads to defective development of skin appendages (hair, nails, teeth, sweat glands). In AEC syndrome, severe neonatal skin erosions particularly on the scalp can cause life-threatening complications including dehydration, electrolyte imbalances, and infection.
Keratinocyte link
Keratinocyte differentiation link
Skin link
Show evidence (1 reference)
PMID:20556892 SUPPORT Human Clinical
"Skin erosions are treated with gentle wound care and periodic, dilute bleach soaks to prevent secondary infection, and infants with severe skin erosions are monitored and treated aggressively for dehydration, electrolyte imbalances, malnutrition, and infection."
GeneReviews describes severe neonatal skin erosions requiring aggressive management.
Limb and Orofacial Malformations
p63 is essential for limb bud development and orofacial morphogenesis. Dysfunction leads to ectrodactyly (split hand/foot malformation), syndactyly, cleft lip and/or palate, and other limb anomalies. The severity and pattern depend on the specific TP63 mutation domain.
Limb development link
Limb link

Pathograph

Use the checkboxes to hide or show graph categories. Hover nodes for evidence and cross-linked metadata.
Pathograph: causal mechanism network for TP63-Related Ectodermal Dysplasia Spectrum Interactive directed graph showing how pathophysiology mechanisms, phenotypes, genetic factors and variants, experimental models, environmental triggers, and treatments relate through causal and linked edges.

Phenotypes

12
Breast 1
Breast Hypoplasia OCCASIONAL Breast hypoplasia (HP:0003187)
Head and Neck 5
Cleft Lip and/or Palate FREQUENT Orofacial cleft (HP:0000202)
Show evidence (1 reference)
PMID:20556892 SUPPORT Human Clinical
"Individuals typically have varying combinations of ectodermal dysplasia (hypohidrosis, nail dysplasia, sparse hair, tooth abnormalities), cleft lip/palate, split-hand/foot malformation/syndactyly, lacrimal duct obstruction, hypopigmentation, hypoplastic breasts and/or nipples, and hypospadias."
GeneReviews lists cleft lip/palate as a core feature of the TP63-related disorder spectrum.
Ankyloblepharon OCCASIONAL Ankyloblepharon (HP:0009755)
Show evidence (1 reference)
PMID:20556892 SUPPORT Human Clinical
"ankyloblepharon filiforme adnatum (tissue strands that completely or partially fuse the upper and lower eyelids)"
Ankyloblepharon is specific to the AEC subtype.
Scarring Alopecia of Scalp OCCASIONAL Scarring alopecia of scalp (HP:0004552)
Show evidence (1 reference)
PMID:20556892 SUPPORT Human Clinical
"skin erosions especially on the scalp associated with areas of scarring, and alopecia"
Scarring alopecia is an AEC-specific feature.
Hypodontia FREQUENT Hypodontia (HP:0000668)
Lacrimal Duct Obstruction OCCASIONAL Lacrimal duct atresia (HP:0000564)
Integument 5
Ectodermal Dysplasia VERY_FREQUENT Ectodermal dysplasia (HP:0000968)
Show evidence (1 reference)
PMID:20556892 SUPPORT Human Clinical
"Individuals typically have varying combinations of ectodermal dysplasia (hypohidrosis, nail dysplasia, sparse hair, tooth abnormalities)"
GeneReviews describes ectodermal dysplasia as a core feature.
Scalp Skin Erosions OCCASIONAL Skin ulcer (HP:0200042)
Show evidence (1 reference)
PMID:20556892 SUPPORT Human Clinical
"skin erosions especially on the scalp associated with areas of scarring, and alopecia"
Scalp skin erosions are an AEC-specific feature. HP:0200042 (Skin ulcer) is the closest available HPO term for erosions.
Nail Dysplasia FREQUENT Nail dysplasia (HP:0002164)
Hypohidrosis FREQUENT Hypohidrosis (HP:0000966)
Excessive Freckling OCCASIONAL Freckling (HP:0001480)
Limbs 1
Split Hand/Foot Malformation FREQUENT Split hand (HP:0001171)
Show evidence (1 reference)
PMID:20556892 SUPPORT Human Clinical
"Individuals typically have varying combinations of ectodermal dysplasia (hypohidrosis, nail dysplasia, sparse hair, tooth abnormalities), cleft lip/palate, split-hand/foot malformation/syndactyly, lacrimal duct obstruction, hypopigmentation, hypoplastic breasts and/or nipples, and hypospadias."
GeneReviews lists split-hand/foot malformation/syndactyly as a core feature of the TP63-related disorder spectrum.
🧬

Genetic Associations

1
TP63 Heterozygous Mutations (Pathogenic Variants)
Autosomal Dominant
Show evidence (3 references)
PMID:12070241 SUPPORT Human Clinical
"Several autosomal dominantly inherited human syndromes have recently been shown to result from mutations in the p63 gene."
Establishes TP63 mutations as causative for the syndrome family.
PMID:20556892 SUPPORT Human Clinical
"The proportion of individuals with a TP63-related disorder caused by a de novo TP63 pathogenic variant is approximately 70%."
GeneReviews confirms high de novo rate.
PMID:19676060 SUPPORT Human Clinical
"Eight were missense mutations within the coding region of the SAM domain. Three other mutations were located in exon 14 sequences, which encode the TI domain."
Characterizes mutation clustering in SAM/TI domains for AEC/RHS.
💊

Treatments

5
Multidisciplinary Care
Action: Multidisciplinary care Ontology label: supportive care MAXO:0000950
A multidisciplinary team including genetics, dermatology, ophthalmology, otolaryngology, audiology, dentistry, plastic surgery, and nutrition is recommended.
Show evidence (1 reference)
PMID:20556892 SUPPORT Human Clinical
"A multidisciplinary team of specialists in clinical genetics, dermatology, ophthalmology, otolaryngology, audiology, dentistry and prosthodontics, plastic surgery, nutrition/gastroenterology, and psychology is recommended."
GeneReviews management guidance.
Wound Care for Skin Erosions
Action: Wound care Ontology label: supportive care MAXO:0000950
Gentle wound care with dilute bleach soaks to prevent secondary infection. Aggressive monitoring for dehydration, electrolyte imbalances, and malnutrition in severe neonatal cases.
Show evidence (1 reference)
PMID:20556892 SUPPORT Human Clinical
"Skin erosions are treated with gentle wound care and periodic, dilute bleach soaks to prevent secondary infection"
GeneReviews skin erosion management.
Cleft Lip/Palate Repair
Action: Cleft repair surgery Ontology label: surgical procedure MAXO:0000004
Surgical repair of cleft lip and/or palate per routine protocols.
Dental Rehabilitation
Action: Dental rehabilitation Ontology label: supportive care MAXO:0000950
Dentures in early childhood, dental implants in teens or early adulthood for hypodontia.
Genetic Counseling
Action: Genetic counseling Ontology label: genetic counseling MAXO:0000079
Genetic counseling regarding autosomal dominant inheritance with 70% de novo rate. Prenatal and preimplantation genetic testing available once the family variant is identified.
Show evidence (1 reference)
PMID:20556892 SUPPORT Human Clinical
"Once the TP63 pathogenic variant has been identified in an affected family member, prenatal and preimplantation genetic testing are possible."
GeneReviews genetic counseling guidance.
{ }

Source YAML

click to show
name: TP63-Related Ectodermal Dysplasia Spectrum
creation_date: "2026-04-04T00:00:00Z"
updated_date: "2026-04-07T14:40:03Z"
description: >-
  The TP63-related disorders comprise a spectrum of overlapping autosomal
  dominant ectodermal dysplasia syndromes caused by heterozygous mutations in
  TP63, which encodes the transcription factor p63. Individuals typically have
  varying combinations of ectodermal dysplasia (hypohidrosis, nail dysplasia,
  sparse hair, tooth abnormalities), cleft lip/palate, split-hand/foot
  malformation or syndactyly, lacrimal duct obstruction, hypopigmentation,
  hypoplastic breasts and/or nipples, and hypospadias. The spectrum includes
  AEC syndrome (which subsumes Rapp-Hodgkin syndrome), EEC syndrome type 3,
  ADULT syndrome, limb-mammary syndrome, and split-hand/foot malformation
  type 4. The pattern of mutations is distinct for each subtype, with mutations
  having dominant negative and gain-of-function effects rather than simple
  loss of function. Approximately 70% of cases arise de novo.
category: Genetic
parents:
- Ectodermal Dysplasia
- Limb Malformation
disease_term:
  preferred_term: TP63-related ectodermal dysplasia spectrum
  term:
    id: MONDO:1040001
    label: TP63-related ectodermal dysplasia spectrum with limb and orofacial malformations
has_subtypes:
- name: AEC
  display_name: Ankyloblepharon-Ectodermal Defects-Cleft Lip/Palate (AEC/Hay-Wells) Syndrome
  description: >-
    Characterized by ankyloblepharon filiforme adnatum, severe skin erosions
    especially on the scalp, ectodermal dysplasia, and cleft lip/palate.
    Rapp-Hodgkin syndrome is now considered the same entity. Mutations cluster
    in the SAM and TI domains (exons 13-14) of the DeltaNp63alpha isoform.
  subtype_term:
    preferred_term: ankyloblepharon-ectodermal defects-cleft lip/palate syndrome
    term:
      id: MONDO:0007124
      label: ankyloblepharon-ectodermal defects-cleft lip/palate syndrome
- name: EEC3
  display_name: Ectrodactyly-Ectodermal Dysplasia-Cleft Lip/Palate Syndrome Type 3
  description: >-
    Characterized by ectrodactyly (split hand/foot), ectodermal dysplasia,
    and cleft lip/palate. Mutations cluster in the DNA-binding domain of p63.
  subtype_term:
    preferred_term: ectrodactyly, ectodermal dysplasia, and cleft lip-palate syndrome 3
    term:
      id: MONDO:0011428
      label: ectrodactyly, ectodermal dysplasia, and cleft lip-palate syndrome 3
- name: ADULT
  display_name: Acro-Dermo-Ungual-Lacrimal-Tooth (ADULT) Syndrome
  description: >-
    Characterized by ectrodactyly, excessive freckling, lacrimal duct
    obstruction, hypodontia, nail dysplasia, hypoplastic breasts, and
    sparse hair. Distinguished by prominent freckling and lacrimal
    involvement.
  subtype_term:
    preferred_term: ADULT syndrome
    term:
      id: MONDO:0007072
      label: ADULT syndrome
- name: LMS
  display_name: Limb-Mammary Syndrome
  description: >-
    Characterized by split-hand/foot malformation or other limb
    abnormalities, hypoplastic or absent mammary glands and nipples,
    and variable ectodermal features.
  subtype_term:
    preferred_term: limb-mammary syndrome
    term:
      id: MONDO:0011334
      label: limb-mammary syndrome
- name: RHS
  display_name: Rapp-Hodgkin Syndrome
  description: >-
    Now considered the same entity as AEC syndrome. Historically
    distinguished by ectodermal dysplasia with cleft lip/palate
    but without ankyloblepharon. Mutations overlap with AEC in
    the SAM and TI domains.
  subtype_term:
    preferred_term: Rapp-Hodgkin syndrome
    term:
      id: MONDO:0007508
      label: Rapp-Hodgkin syndrome
prevalence:
- population: Global
  percentage: Rare
inheritance:
- name: Autosomal Dominant
  inheritance_term:
    preferred_term: Autosomal dominant inheritance
    term:
      id: HP:0000006
      label: Autosomal dominant inheritance
pathophysiology:
- name: TP63 Mutations and p63 Transcription Factor Dysfunction
  description: >-
    TP63 encodes p63, a transcription factor critical for ectodermal
    development, limb morphogenesis, and orofacial formation. Heterozygous
    mutations have both dominant negative and gain-of-function effects on
    the p63 protein rather than causing simple loss of function. The pattern
    of mutations determines the specific syndrome: DNA-binding domain
    mutations cause EEC3, SAM domain mutations cause AEC/Rapp-Hodgkin, and
    other domain mutations cause ADULT and limb-mammary syndromes. The
    DeltaNp63alpha isoform is particularly critical for the AEC/RHS
    phenotype.
  genes:
  - preferred_term: TP63
    term:
      id: hgnc:15979
      label: TP63
  molecular_functions:
  - preferred_term: DNA-binding transcription factor activity, RNA polymerase II-specific
    term:
      id: GO:0000981
      label: DNA-binding transcription factor activity, RNA polymerase II-specific
  cell_types:
  - preferred_term: Keratinocyte
    term:
      id: CL:0000312
      label: keratinocyte
  - preferred_term: Epidermal cell
    term:
      id: CL:0000362
      label: epidermal cell
  biological_processes:
  - preferred_term: Epidermis development
    term:
      id: GO:0008544
      label: epidermis development
  - preferred_term: Keratinocyte differentiation
    term:
      id: GO:0030216
      label: keratinocyte differentiation
  locations:
  - preferred_term: Skin
    term:
      id: UBERON:0002097
      label: skin of body
  evidence:
  - reference: PMID:12070241
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: >-
      The pattern of heterozygous mutations is distinct for each of
      these syndromes. The functional effects on the p63 proteins also
      vary between syndromes.
    explanation: >-
      Establishes that different TP63 mutation patterns cause distinct
      syndromes within the spectrum.
  - reference: PMID:12070241
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: >-
      In all of these syndromes, the mutation appears to have both
      dominant negative and gain of function effects rather than causing
      a simple loss of function.
    explanation: >-
      Clarifies that TP63 mutations act through dominant negative/GOF
      rather than haploinsufficiency.
  - reference: PMID:19676060
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: >-
      AEC and RHS mutations in the 5' and 3' ends of the p63 gene
      point towards a critical role of the DeltaNp63alpha isoform for
      the AEC/RHS phenotype.
    explanation: >-
      Identifies the DeltaNp63alpha isoform as key to AEC/Rapp-Hodgkin.
  downstream:
  - target: Ectodermal Dysplasia and Skin Fragility
  - target: Limb and Orofacial Malformations
- name: Ectodermal Dysplasia and Skin Fragility
  description: >-
    Disruption of p63-dependent transcription programs in ectodermal
    progenitor cells leads to defective development of skin appendages
    (hair, nails, teeth, sweat glands). In AEC syndrome, severe neonatal
    skin erosions particularly on the scalp can cause life-threatening
    complications including dehydration, electrolyte imbalances, and
    infection.
  cell_types:
  - preferred_term: Keratinocyte
    term:
      id: CL:0000312
      label: keratinocyte
  biological_processes:
  - preferred_term: Keratinocyte differentiation
    term:
      id: GO:0030216
      label: keratinocyte differentiation
  locations:
  - preferred_term: Skin
    term:
      id: UBERON:0002097
      label: skin of body
  evidence:
  - reference: PMID:20556892
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: >-
      Skin erosions are treated with gentle wound care and periodic,
      dilute bleach soaks to prevent secondary infection, and infants
      with severe skin erosions are monitored and treated aggressively
      for dehydration, electrolyte imbalances, malnutrition, and
      infection.
    explanation: >-
      GeneReviews describes severe neonatal skin erosions requiring
      aggressive management.
- name: Limb and Orofacial Malformations
  description: >-
    p63 is essential for limb bud development and orofacial morphogenesis.
    Dysfunction leads to ectrodactyly (split hand/foot malformation),
    syndactyly, cleft lip and/or palate, and other limb anomalies. The
    severity and pattern depend on the specific TP63 mutation domain.
  biological_processes:
  - preferred_term: Limb development
    term:
      id: GO:0060173
      label: limb development
  locations:
  - preferred_term: Limb
    term:
      id: UBERON:0002101
      label: limb
phenotypes:
- category: Dermatologic
  name: Ectodermal Dysplasia
  frequency: VERY_FREQUENT
  description: >-
    Hypohidrosis, nail dysplasia, sparse hair, and tooth abnormalities
    are present in varying degrees across all subtypes.
  phenotype_term:
    preferred_term: Ectodermal dysplasia
    term:
      id: HP:0000968
      label: Ectodermal dysplasia
  evidence:
  - reference: PMID:20556892
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: >-
      Individuals typically have varying combinations of ectodermal
      dysplasia (hypohidrosis, nail dysplasia, sparse hair, tooth
      abnormalities)
    explanation: >-
      GeneReviews describes ectodermal dysplasia as a core feature.
- category: Craniofacial
  name: Cleft Lip and/or Palate
  frequency: FREQUENT
  description: >-
    Orofacial clefting is common across the spectrum, particularly
    in AEC and EEC3 subtypes.
  phenotype_term:
    preferred_term: Cleft lip and/or palate
    term:
      id: HP:0000202
      label: Orofacial cleft
  evidence:
  - reference: PMID:20556892
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: >-
      Individuals typically have varying combinations of ectodermal
      dysplasia (hypohidrosis, nail dysplasia, sparse hair, tooth
      abnormalities), cleft lip/palate, split-hand/foot
      malformation/syndactyly, lacrimal duct obstruction,
      hypopigmentation, hypoplastic breasts and/or nipples, and
      hypospadias.
    explanation: >-
      GeneReviews lists cleft lip/palate as a core feature of the
      TP63-related disorder spectrum.
- category: Musculoskeletal
  name: Split Hand/Foot Malformation
  frequency: FREQUENT
  description: >-
    Ectrodactyly (split hand/foot) and syndactyly, most prominent
    in EEC3 and ADULT subtypes.
  phenotype_term:
    preferred_term: Split hand
    term:
      id: HP:0001171
      label: Split hand
  evidence:
  - reference: PMID:20556892
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: >-
      Individuals typically have varying combinations of ectodermal
      dysplasia (hypohidrosis, nail dysplasia, sparse hair, tooth
      abnormalities), cleft lip/palate, split-hand/foot
      malformation/syndactyly, lacrimal duct obstruction,
      hypopigmentation, hypoplastic breasts and/or nipples, and
      hypospadias.
    explanation: >-
      GeneReviews lists split-hand/foot malformation/syndactyly as a
      core feature of the TP63-related disorder spectrum.
- category: Ophthalmologic
  name: Ankyloblepharon
  frequency: OCCASIONAL
  subtype: AEC
  description: >-
    Ankyloblepharon filiforme adnatum (tissue strands fusing upper and
    lower eyelids) is a distinctive finding in AEC syndrome.
  phenotype_term:
    preferred_term: Ankyloblepharon
    term:
      id: HP:0009755
      label: Ankyloblepharon
  evidence:
  - reference: PMID:20556892
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: >-
      ankyloblepharon filiforme adnatum (tissue strands that completely
      or partially fuse the upper and lower eyelids)
    explanation: >-
      Ankyloblepharon is specific to the AEC subtype.
- category: Dermatologic
  name: Scalp Skin Erosions
  frequency: OCCASIONAL
  subtype: AEC
  description: >-
    Skin erosions especially on the scalp. Can be severe and
    life-threatening in neonates due to dehydration, electrolyte
    imbalances, and infection.
  phenotype_term:
    preferred_term: Scalp skin erosions
    term:
      id: HP:0200042
      label: Skin ulcer
  evidence:
  - reference: PMID:20556892
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: >-
      skin erosions especially on the scalp associated with areas of
      scarring, and alopecia
    explanation: >-
      Scalp skin erosions are an AEC-specific feature. HP:0200042
      (Skin ulcer) is the closest available HPO term for erosions.
- category: Dermatologic
  name: Scarring Alopecia of Scalp
  frequency: OCCASIONAL
  subtype: AEC
  description: >-
    Scarring alopecia (cicatricial alopecia) of the scalp, associated
    with skin erosions in AEC syndrome.
  phenotype_term:
    preferred_term: Scarring alopecia of scalp
    term:
      id: HP:0004552
      label: Scarring alopecia of scalp
  evidence:
  - reference: PMID:20556892
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: >-
      skin erosions especially on the scalp associated with areas of
      scarring, and alopecia
    explanation: >-
      Scarring alopecia is an AEC-specific feature.
- category: Dental
  name: Hypodontia
  frequency: FREQUENT
  description: >-
    Reduced number of teeth as part of ectodermal dysplasia.
  phenotype_term:
    preferred_term: Hypodontia
    term:
      id: HP:0000668
      label: Hypodontia
- category: Dermatologic
  name: Nail Dysplasia
  frequency: FREQUENT
  description: >-
    Nail abnormalities including dystrophic or absent nails.
  phenotype_term:
    preferred_term: Nail dysplasia
    term:
      id: HP:0002164
      label: Nail dysplasia
- category: Dermatologic
  name: Hypohidrosis
  frequency: FREQUENT
  description: >-
    Reduced sweating due to sweat gland hypoplasia, part of the
    ectodermal dysplasia phenotype.
  phenotype_term:
    preferred_term: Hypohidrosis
    term:
      id: HP:0000966
      label: Hypohidrosis
- category: Ophthalmologic
  name: Lacrimal Duct Obstruction
  frequency: OCCASIONAL
  description: >-
    Lacrimal duct obstruction or atresia, particularly in ADULT
    syndrome.
  phenotype_term:
    preferred_term: Lacrimal duct atresia
    term:
      id: HP:0000564
      label: Lacrimal duct atresia
- category: Breast
  name: Breast Hypoplasia
  frequency: OCCASIONAL
  description: >-
    Hypoplastic breasts and/or nipples, particularly in ADULT
    and limb-mammary subtypes.
  phenotype_term:
    preferred_term: Breast hypoplasia
    term:
      id: HP:0003187
      label: Breast hypoplasia
- category: Dermatologic
  name: Excessive Freckling
  frequency: OCCASIONAL
  subtype: ADULT
  description: >-
    Prominent freckling is a distinctive feature of ADULT syndrome.
  phenotype_term:
    preferred_term: Freckling
    term:
      id: HP:0001480
      label: Freckling
genetic:
- name: TP63 Heterozygous Mutations
  association: Pathogenic Variants
  gene_term:
    preferred_term: TP63
    term:
      id: hgnc:15979
      label: TP63
  inheritance:
  - name: Autosomal Dominant
    inheritance_term:
      preferred_term: Autosomal dominant inheritance
      term:
        id: HP:0000006
        label: Autosomal dominant inheritance
  features: >-
    Heterozygous missense, frameshift, or other mutations with dominant
    negative and gain-of-function effects. Mutation pattern correlates
    with syndrome subtype: DNA-binding domain (EEC3), SAM/TI domain
    (AEC/Rapp-Hodgkin). About 70% de novo, 30% inherited.
  evidence:
  - reference: PMID:12070241
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: >-
      Several autosomal dominantly inherited human syndromes have
      recently been shown to result from mutations in the p63 gene.
    explanation: >-
      Establishes TP63 mutations as causative for the syndrome family.
  - reference: PMID:20556892
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: >-
      The proportion of individuals with a TP63-related disorder caused
      by a de novo TP63 pathogenic variant is approximately 70%.
    explanation: >-
      GeneReviews confirms high de novo rate.
  - reference: PMID:19676060
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: >-
      Eight were missense mutations within the coding region of the SAM
      domain. Three other mutations were located in exon 14 sequences,
      which encode the TI domain.
    explanation: >-
      Characterizes mutation clustering in SAM/TI domains for AEC/RHS.
treatments:
- name: Multidisciplinary Care
  description: >-
    A multidisciplinary team including genetics, dermatology,
    ophthalmology, otolaryngology, audiology, dentistry, plastic
    surgery, and nutrition is recommended.
  treatment_term:
    preferred_term: Multidisciplinary care
    term:
      id: MAXO:0000950
      label: supportive care
  evidence:
  - reference: PMID:20556892
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: >-
      A multidisciplinary team of specialists in clinical genetics,
      dermatology, ophthalmology, otolaryngology, audiology, dentistry
      and prosthodontics, plastic surgery, nutrition/gastroenterology,
      and psychology is recommended.
    explanation: >-
      GeneReviews management guidance.
- name: Wound Care for Skin Erosions
  description: >-
    Gentle wound care with dilute bleach soaks to prevent secondary
    infection. Aggressive monitoring for dehydration, electrolyte
    imbalances, and malnutrition in severe neonatal cases.
  treatment_term:
    preferred_term: Wound care
    term:
      id: MAXO:0000950
      label: supportive care
  evidence:
  - reference: PMID:20556892
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: >-
      Skin erosions are treated with gentle wound care and periodic,
      dilute bleach soaks to prevent secondary infection
    explanation: >-
      GeneReviews skin erosion management.
- name: Cleft Lip/Palate Repair
  description: >-
    Surgical repair of cleft lip and/or palate per routine protocols.
  treatment_term:
    preferred_term: Cleft repair surgery
    term:
      id: MAXO:0000004
      label: surgical procedure
- name: Dental Rehabilitation
  description: >-
    Dentures in early childhood, dental implants in teens or early
    adulthood for hypodontia.
  treatment_term:
    preferred_term: Dental rehabilitation
    term:
      id: MAXO:0000950
      label: supportive care
- name: Genetic Counseling
  description: >-
    Genetic counseling regarding autosomal dominant inheritance with
    70% de novo rate. Prenatal and preimplantation genetic testing
    available once the family variant is identified.
  treatment_term:
    preferred_term: Genetic counseling
    term:
      id: MAXO:0000079
      label: genetic counseling
  evidence:
  - reference: PMID:20556892
    supports: SUPPORT
    evidence_source: HUMAN_CLINICAL
    snippet: >-
      Once the TP63 pathogenic variant has been identified in an
      affected family member, prenatal and preimplantation genetic
      testing are possible.
    explanation: >-
      GeneReviews genetic counseling guidance.
notes: >-
  Split-hand/foot malformation type 4 (SHFM4) is part of the TP63-related
  disorder spectrum per GeneReviews but was not included in the G2P priority
  curation list. It is caused by TP63 mutations and presents primarily with
  isolated ectrodactyly without significant ectodermal dysplasia features.
  Isolated orofacial cleft 8 is also in the spectrum.
datasets:
references:
- reference: PMID:20556892
  title: "TP63-Related Disorders."
  tags:
  - GeneReviews
  findings: []
📚

References & Deep Research

References

1
TP63-Related Disorders.
No top-level findings curated for this source.

Deep Research

1
Falcon
TP63-Related Ectodermal Dysplasia Spectrum — Disease Characteristics Research Report
Edison Scientific Literature 24 citations 2026-04-04T12:41:57.499126

TP63-Related Ectodermal Dysplasia Spectrum — Disease Characteristics Research Report

Target Disease

  • Disease name: TP63-Related Ectodermal Dysplasia Spectrum (TP63-related disorders; p63-associated disorders) (cong2026p63inskin pages 12-14, zhuang2025molecularcharacterizationof pages 1-2)
  • Category: Genetic, primarily ectodermal development / epithelial stem cell disorder (cong2026p63inskin pages 12-14, salois2023effectsoftp63 pages 3-4)
  • MONDO ID: Not identified in the retrieved evidence set (no MONDO term was present in the ingested full texts).

Executive summary

TP63-related ectodermal dysplasia spectrum comprises multiple autosomal-dominant developmental syndromes caused by heterozygous pathogenic variants in TP63 (p63), a p53-family transcription factor essential for epithelial development and stem cell maintenance. The spectrum includes at least EEC, AEC (Hay–Wells), ADULT, limb–mammary syndrome, Rapp–Hodgkin syndrome, and split-hand/foot malformation 4 (SHFM4), with significant genotype–phenotype correlation by protein domain (DBD/OD vs SAM/TI) and allele-specific mechanisms (dominant-negative, gain-of-function, aggregation, isoform imbalance). Recent 2023–2024 work expands clinically actionable domains: (i) iPSC and in vivo models in AEC link hemidesmosome/focal-adhesion downregulation to skin erosions, (ii) rare neonatal T-cell lymphopenia/athymia presentations detected by newborn TREC screening with WES/WGS and treated with cultured thymus tissue implant, and (iii) a large 2023 cohort shows TP63 gain-of-function variants contribute ~0.78% of idiopathic primary ovarian insufficiency cases via constitutive TAp63α tetramerization and oocyte apoptosis. (salois2023effectsoftp63 pages 3-4, gall2024casereportartificial pages 2-3, huang2023tp63gainoffunctionmutations pages 2-3)

Entity Common synonym / expansion OMIM / MIM noted in provided texts Orphanet prevalence note in provided texts Key TP63 domain(s) typically involved in provided texts Notes / scope Citations
TP63-related ectodermal dysplasia spectrum TP63-related disorders; p63-associated disorders; TP63-associated syndromes TP63 gene: MIM 603273 Prenatal WES paper states the spectrum comprises six autosomal dominant syndromes Predominantly DNA-binding domain (DBD) and sterile alpha motif (SAM); review notes ~80% of pathogenic changes affect DBD/OD, while AEC is strongly linked to SAM-domain lesions Umbrella concept including EEC, AEC/Hay-Wells, Rapp-Hodgkin, ADULT, limb-mammary syndrome, and split-hand/foot malformation 4 (cong2026p63inskin pages 12-14, gall2024casereportartificial pages 2-3)
EEC syndrome Ectrodactyly-ectodermal dysplasia-clefting; ectrodactyly-ectodermal dysplasia-cleft lip/palate ~1–9 per 100,000 newborns (Orpha.net, as quoted in 2023 ocular series) DBD hotspot residues repeatedly noted (R204, R227, R279, R280, R304; also examples R279C/R279H/R340G) Core triad is limb malformation, ectodermal dysplasia, and cleft lip/palate; important ocular morbidity includes limbal stem cell deficiency (iorio2023…patientsaffected pages 9-11, cong2026p63inskin pages 12-14)
AEC syndrome Ankyloblepharon-ectodermal defects-cleft lip/palate; Ankyloblepharon-ectodermal dysplasia-clefting; Hay-Wells syndrome SAM domain mutations emphasized; example p.Gly600Val in exon 14; aggregation/misfolding mechanism also highlighted in review literature Distinguished by ankyloblepharon and severe skin erosions/erythroderma with ectodermal defects and clefting (cong2026p63inskin pages 12-14, ahuja2023ectrodactylyectodermaldysplasiaclefting pages 4-4)
Rapp-Hodgkin syndrome RHS Reported within TP63 SAM/other ectodermal-dysplasia-associated domains; 2026 review lists examples including 1709DelA and R279H Historically considered overlapping with AEC; provided texts describe RHS as resembling AEC with mid-facial hypoplasia and no ankyloblepharon (ahuja2023ectrodactylyectodermaldysplasiaclefting pages 2-4, cong2026p63inskin pages 14-16)
ADULT syndrome Acro-dermato-ungual-lacrimal-tooth syndrome Commonly DBD-associated in provided texts; recurrent residues listed include R298Q, R298G, R243W, R227Q; 2026 review highlights R298 and Q243W Often includes lacrimal duct anomalies, nail/tooth defects, sparse hair, and mammary hypoplasia; freckling may help distinguish from EEC/AEC (zhou2023casereportadult pages 2-4, cong2026p63inskin pages 14-16)
Limb-mammary syndrome LMS MIM #603543 (noted in provided text) Mutations reported in provided review include R204Q and R227Q (DBD-associated examples) Characterized by limb defects and mammary/nipple hypoplasia; cleft palate may occur with relatively limited skin involvement (zhou2023casereportadult pages 2-4, ahuja2023ectrodactylyectodermaldysplasiaclefting pages 2-4)
Split-hand/foot malformation 4 SHFM4 Usually DBD-associated in the provided mechanistic literature; p.Arg319His and p.Met307Ile are examples discussed in recent/foundational reports May occur as isolated limb malformation or overlap with broader TP63 syndromes; incomplete penetrance reported (zhuang2025molecularcharacterizationof pages 9-10, gall2024casereportartificial pages 2-3)

Table: This table summarizes the umbrella TP63-related ectodermal dysplasia concept and the major named syndromes included in the spectrum. It highlights synonyms, any OMIM/MIM or prevalence details explicitly available in the retrieved texts, and the TP63 protein domains most often implicated.


1. Disease information

1.1 What is the disease?

TP63-related ectodermal dysplasia spectrum is an umbrella term for clinically overlapping developmental syndromes caused by germline TP63 variants, characterized by variable combinations of: - ectodermal defects (skin, hair, nails, teeth, sweat glands), - craniofacial anomalies (cleft lip/palate), - limb malformations (ectrodactyly/split-hand-foot), - and, in some individuals, severe ocular surface disease (limbal stem cell deficiency) and rarer immune or gonadal phenotypes. (ahuja2023ectrodactylyectodermaldysplasiaclefting pages 2-4, iorio2023…patientsaffected pages 9-11, gall2024casereportartificial pages 2-3)

1.2 Key identifiers (from retrieved evidence)

  • TP63 gene: OMIM/MIM 603273 (цабаи2025нарушенияполовогоразвития pages 10-10)
  • EEC3: OMIM #604292 (marakhonov2024ararecase pages 4-5)
  • Limb–mammary syndrome: MIM #603543 (ahuja2023ectrodactylyectodermaldysplasiaclefting pages 2-4)

Not found in retrieved documents: MONDO ID, MeSH ID, ICD-10/ICD-11 codes.

1.3 Synonyms and alternative names

  • EEC: ectrodactyly–ectodermal dysplasia–clefting (iorio2023…patientsaffected pages 9-11)
  • AEC: ankyloblepharon–ectodermal defects–cleft lip/palate; Hay–Wells syndrome (ahuja2023ectrodactylyectodermaldysplasiaclefting pages 4-4)
  • ADULT: acro-dermato-ungual-lacrimal-tooth syndrome (zhou2023casereportadult pages 2-4)
  • SHFM4: split-hand/foot malformation 4 (zhuang2025molecularcharacterizationof pages 1-2)

1.4 Evidence source types

The present synthesis draws on: - Human clinical reports/series (2023–2024): ocular EEC/AEC series and multiple case reports including lacrimal surgery and newborn immunology presentations (iorio2023…patientsaffected pages 9-11, zhou2023casereportadult pages 2-4, gall2024casereportartificial pages 2-3) - Human genetics cohort study (2023): TP63 gain-of-function variants in primary ovarian insufficiency (huang2023tp63gainoffunctionmutations pages 2-3) - Mechanistic experimental study (2023): iPSC-derived keratinocytes, gene-corrected lines, and in vivo validation in mice for AEC skin erosions (salois2023effectsoftp63 pages 3-4) - Review synthesis (2025–2026): domain/genotype correlations and isoform biology used as contextual “expert consensus” sources (cong2026p63inskin pages 12-14, murari2025p63amaster pages 4-6)


2. Etiology

2.1 Disease causal factors

  • Primary cause: germline pathogenic variants in TP63. Disorders are usually autosomal dominant, including EEC and AEC (cong2026p63inskin pages 12-14).
  • Pathogenic mechanisms are allele- and domain-dependent:
  • DBD/OD variants cluster at hotspot residues and can act via dominant-negative or loss-of-function effects (cong2026p63inskin pages 12-14, murari2025p63amaster pages 4-6).
  • SAM-domain variants (common in AEC) can lead to aggregation and functional loss, and (as shown experimentally) dysregulate adhesion gene programs (cong2026p63inskin pages 12-14, salois2023effectsoftp63 pages 3-4).
  • TAp63α C-terminal/TID-disrupting variants cause gain-of-function constitutive activation in oocytes, driving apoptosis and ovarian reserve depletion (huang2023tp63gainoffunctionmutations pages 2-3, vanderschelden2023heterozygoustp63pathogenic pages 1-2).

2.2 Risk factors

  • Genetic: carrying a pathogenic TP63 variant. A SHFM4 family demonstrates incomplete penetrance for TP63 p.Arg319His (affected father/proband, unaffected carrier relatives), indicating variable expressivity and penetrance (zhuang2025molecularcharacterizationof pages 1-2, zhuang2025molecularcharacterizationof pages 4-6).
  • Environmental: no direct gene–environment risk modifiers were identified in the retrieved evidence set.

2.3 Protective factors

No protective genetic or environmental factors were identified in the retrieved texts.

2.4 Gene–environment interactions

No direct GxE evidence was identified in the retrieved texts.


3. Phenotypes (with HPO suggestions)

Major phenotype groupings, onset patterns, and relevant HPO mappings are summarized below.

Clinical feature Suggested HPO term(s) Typical syndromes Onset/course notes Evidence
Ectrodactyly / split-hand-foot malformation Ectrodactyly (HP:0100259); Split hand (HP:0001171); Split foot (HP:0001839) EEC, SHFM4, sometimes ADULT/LMS overlap Congenital limb malformation; may occur in isolation (SHFM4) or with broader ectodermal findings; incomplete penetrance reported for SHFM4 (zhuang2025molecularcharacterizationof pages 9-10, ahuja2023ectrodactylyectodermaldysplasiaclefting pages 2-4, zhou2023casereportadult pages 2-4)
Cleft lip and/or palate / high-arched palate Cleft upper lip (HP:0000204); Cleft palate (HP:0000175); High palate / High-arched palate (HP:0000218) EEC, AEC, LMS; high-arched palate reported in AEC/ADULT cases Congenital craniofacial anomaly; clefting is part of classic EEC triad, while LMS may show cleft palate without extensive skin disease (ahuja2023ectrodactylyectodermaldysplasiaclefting pages 2-4, zhou2023casereportadult pages 2-4, ahuja2023ectrodactylyectodermaldysplasiaclefting pages 4-4)
Skin erosions / fragile skin / xerosis Skin erosion (HP:0008066); Xerosis (HP:0001024); Fragile skin AEC, EEC Usually neonatal/early childhood in AEC; may be chronic, recurrent, and wound-healing related; fragile/xerotic skin also described in EEC (cong2026p63inskin pages 12-14, ahuja2023ectrodactylyectodermaldysplasiaclefting pages 2-4, salois2023effectsoftp63 pages 3-4, salois2023effectsoftp63 pages 4-6)
Sparse hair / hypotrichosis Hypotrichosis (HP:0001006); Sparse scalp hair (HP:0008070) EEC, AEC, ADULT Congenital or early-childhood ectodermal manifestation; generally chronic/non-progressive though severity varies (ahuja2023ectrodactylyectodermaldysplasiaclefting pages 2-4, zhou2023casereportadult pages 2-4)
Nail dystrophy / onychodystrophy Nail dysplasia (HP:0002164); Onychodystrophy EEC, AEC, ADULT, LMS Congenital/childhood onset; persistent structural nail abnormality (cong2026p63inskin pages 12-14, ahuja2023ectrodactylyectodermaldysplasiaclefting pages 2-4, zhou2023casereportadult pages 2-4)
Hypodontia / oligodontia / conical teeth Hypodontia (HP:0009804); Oligodontia (HP:0000677); Conical tooth/teeth (HP:0000698) EEC, AEC, ADULT Usually recognized in childhood with tooth eruption failure/abnormal morphology; important functional and QoL impact on feeding, speech, dentition (ahuja2023ectrodactylyectodermaldysplasiaclefting pages 2-4, zhou2023casereportadult pages 2-4)
Hypohidrosis Hypohidrosis (HP:0000975) AEC, ADULT, broader TP63-ED spectrum Present from infancy/childhood; chronic reduced sweating may affect heat tolerance (zhou2023casereportadult pages 2-4, ahuja2023ectrodactylyectodermaldysplasiaclefting pages 4-4)
Lacrimal duct anomalies / epiphora Nasolacrimal duct obstruction; Lacrimal duct aplasia/atresia; Epiphora (HP:0001132) ADULT, EEC Congenital lacrimal outflow abnormality; may present with chronic tearing and require surgical correction (ahuja2023ectrodactylyectodermaldysplasiaclefting pages 2-4, zhou2023casereportadult pages 2-4)
Ankyloblepharon / symblepharon Ankyloblepharon (HP:0000627); Symblepharon AEC, ADULT overlap, EEC ocular disease spectrum Congenital eyelid fusion in AEC; symblepharon may complicate chronic ocular surface disease (cong2026p63inskin pages 12-14, iorio2023…patientsaffected pages 9-11, zhou2023casereportadult pages 2-4)
Limbal stem cell deficiency / corneal neovascularization / pannus Limbal stem cell deficiency; Corneal neovascularization (HP:0007710); Corneal pannus EEC, broader TP63 ocular spectrum Progressive ocular surface disease causing corneal thinning, conjunctivalization, neovascularization, pannus, and vision loss (iorio2023…patientsaffected pages 9-11, iorio2023…patientsaffected pages 14-14)
Meibomian gland agenesis / dysfunction Meibomian gland abnormality; Meibomian gland aplasia/agenesis EEC, ADULT ocular involvement Congenital adnexal abnormality contributing to tear-film instability and ocular surface desiccation (iorio2023…patientsaffected pages 9-11, iorio2023…patientsaffected pages 14-14)
T-cell lymphopenia / athymia T cell lymphopenia (HP:0005403); Athymia / Thymic hypoplasia Overlapping TP63-related syndrome (EEC/AEC-like presentations) Detected in newborn period by low/undetectable TREC; may reflect thymic stromal/epithelial defect and can be severe/persistent (gall2024casereportartificial pages 2-3, marakhonov2024ararecase pages 1-2, marakhonov2024ararecase pages 10-10)
Mammary gland hypoplasia / absent nipples or breasts Breast hypoplasia (HP:0000769); Nipple hypoplasia / Athelia ADULT, LMS Congenital developmental anomaly; often useful for syndrome differentiation from EEC/AEC (ahuja2023ectrodactylyectodermaldysplasiaclefting pages 2-4, zhou2023casereportadult pages 2-4)
Primary ovarian insufficiency Primary ovarian insufficiency (HP:0008209); Hypergonadotropic hypogonadism TP63-related ovarian phenotype; may overlap with LMS or occur in isolated TP63-associated disease Usually adolescent/adult presentation with amenorrhea/infertility; mechanistically linked to constitutive TAp63 activation and oocyte apoptosis (цабаи2025нарушенияполовогоразвития pages 10-10, vanderschelden2023heterozygoustp63pathogenic pages 1-2)

Table: This table maps clinically important features reported across the TP63-related ectodermal dysplasia spectrum to suggested HPO terms, typical syndrome associations, and brief onset/course notes. It is useful as a structured phenotype curation aid for knowledge-base entry and differential diagnosis.

Key clinically prominent phenotypes supported by 2023–2024 evidence include: - Progressive ocular surface disease in EEC: progressive limbal stem cell deficiency (LSCD) is described as the most disabling manifestation in most patients, leading to corneal thinning, neovascularization, pannus, conjunctivalization, and gradual vision loss/blindness, compounded by meibomian gland agenesis and tear-film instability (human clinical series) (iorio2023…patientsaffected pages 9-11). - AEC skin erosions: extensive skin erosions/fragility in AEC with molecularly defined adhesion defects (see Mechanisms) (salois2023effectsoftp63 pages 3-4). - Congenital lacrimal abnormalities in ADULT: lacrimal duct aplasia/stenosis with chronic epiphora, treated surgically (zhou2023casereportadult pages 2-4). - Rare immune phenotype: newborn-detected profound T-cell lymphopenia and suspected congenital athymia in TP63-related syndrome (gall2024casereportartificial pages 2-3). - Gonadal phenotype: isolated primary ovarian insufficiency due to TP63 gain-of-function variants (huang2023tp63gainoffunctionmutations pages 2-3).

Quality-of-life impact is most explicitly documented for ocular disease (severe photophobia, marked vision impairment, multiple surgeries, and reports of total ocular surface impairment) (iorio2023…patientsaffected pages 9-11).


4. Genetic / molecular information

4.1 Causal gene

  • TP63 (tumor protein p63), a p53-family transcription factor; multiple isoforms including TAp63 and ΔNp63 with distinct functions (cong2026p63inskin pages 16-19, murari2025p63amaster pages 4-6).

4.2 Variant spectrum and genotype–phenotype correlations

  • Domain clustering: A 2026 review synthesis reports that ~80% of disease-causing mutations cluster in DNA-binding domain (DBD) and oligomerization domain (OD); AEC is strongly associated with SAM-domain lesions (cong2026p63inskin pages 12-14).
  • DBD hotspot residues: R204, R227, R279, R280, R304 (cong2026p63inskin pages 12-14).
  • SHFM4 incomplete penetrance: TP63 p.Arg319His demonstrates unaffected carriers in the same pedigree (zhuang2025molecularcharacterizationof pages 1-2).

4.3 Functional consequences (examples)

  • Dominant-negative / reduced transactivation (EEC3 example): TP63 p.Arg343Trp (DBD) is reported to reduce transactivation activity in a dominant-negative manner and is associated with EEC and neonatal lymphopenia (marakhonov2024ararecase pages 1-2).
  • Gain-of-function (SHFM4 example): p.Arg319His was hypothesized to act as a gain-of-function allele upregulating downstream targets (CDH3, DLX5), disrupting p63–DLX signaling and apical ectodermal ridge stratification (zhuang2025molecularcharacterizationof pages 1-2, zhuang2025molecularcharacterizationof pages 6-8).
  • Gain-of-function in oocytes (POI): TID-disrupting variants cause constitutive TAp63α tetramers and oocyte apoptosis (huang2023tp63gainoffunctionmutations pages 2-3).

4.4 Population frequency

  • Some variants are reported as absent from gnomAD (e.g., p.Arg343Trp) in clinical genetic evaluation (marakhonov2024ararecase pages 4-5).

4.5 Modifier genes / epigenetics

No explicit modifier genes or disease-specific epigenetic signatures were identified in the retrieved evidence set.


5. Environmental information

No non-genetic environmental contributors were identified in the retrieved evidence set; TP63 disorders are primarily monogenic developmental disorders.


6. Mechanism / pathophysiology

6.1 Core concepts (current understanding)

TP63 encodes multiple isoforms; ΔNp63 is central to epithelial stemness and keratinocyte programs, whereas TAp63α plays a critical role in oocyte quality control and apoptosis. Isoform imbalance can alter keratinocyte fate decisions (cong2026p63inskin pages 12-14, murari2025p63amaster pages 4-6).

6.2 Mechanistic chains by major phenotype

A) Skin erosions in AEC (2023 mechanistic advance)

Human iPSC + in vivo validation demonstrate that AEC-associated TP63 SAM-domain mutations can drive a coordinated reduction of hemidesmosome and focal-adhesion programs: - Salois et al. (Experimental Dermatology, 2023-07; https://doi.org/10.1111/exd.14885) used patient-derived iPSC lines (AEC mutations F513S, I537T, R598L), created gene-corrected isogenic controls, and differentiated both into keratinocytes. They identified downregulation of hemidesmosome components such as ITGA6, ITGB4, COL17A1, cytoplasmic adaptors DST, PLEC, and laminin-332 genes LAMA3, LAMB3, LAMC2, with impaired keratinocyte adhesion and migration across ECM substrates. They propose integrin defects weaken keratinocyte anchorage to basement membrane and contribute to erosions (salois2023effectsoftp63 pages 3-4, salois2023effectsoftp63 pages 4-6). - These changes were corroborated in chimeric mice expressing TP63-AEC transgene and in AEC patient skin (salois2023effectsoftp63 pages 3-4, salois2023effectsoftp63 pages 7-11).

Visual evidence: figures summarizing downregulation and schematic model are available from the paper (salois2023effectsoftp63 media 83f76dc6, salois2023effectsoftp63 media e89fc6fc).

Suggested ontology terms: - GO biological process: cell adhesion; epithelial cell migration; extracellular matrix organization; hemidesmosome assembly (supported mechanistically) (salois2023effectsoftp63 pages 3-4). - GO cellular component: hemidesmosome; focal adhesion; basement membrane (salois2023effectsoftp63 pages 3-4). - CL cell types: keratinocyte; epidermal basal cell (ΔNp63-high) (cong2026p63inskin pages 12-14, salois2023effectsoftp63 pages 3-4).

B) Limb malformations (EEC/SHFM4)

Mechanistic evidence links TP63 to apical ectodermal ridge (AER) programs and downstream transcription factors: - SHFM4 p.Arg319His is hypothesized to disrupt the p63–DLX signaling pathway; DLX5 is a downstream gene altered in patient RNA-seq/qPCR (zhuang2025molecularcharacterizationof pages 1-2). - The same study contextualizes prior work that p63 regulates AER targets and that p63 loss reduces FGF8 causing limb defects (zhuang2025molecularcharacterizationof pages 6-8).

Suggested GO/CL terms: - GO BP: limb development; regulation of transcription involved in pattern specification. - CL: ectodermal cell; limb bud epithelial cell.

C) Ocular surface disease (EEC)

  • The 2023 ocular series emphasizes progressive LSCD as the main driver of corneal thinning, neovascularization, pannus, and conjunctivalization, leading to vision loss/blindness, with additional contribution from Meibomian gland agenesis and lacrimal dysfunction (iorio2023…patientsaffected pages 9-11).

D) Immune phenotype (rare): thymic epithelial dysfunction → T-cell lymphopenia

  • A 2024 case report used newborn screening (undetectable TREC), rapid WGS, and an artificial thymic organoid assay, supporting a thymic stromal/epithelial rather than hematopoietic intrinsic defect; the patient received allogenic cultured thymus tissue implant with early evidence of thymopoiesis post-implant (gall2024casereportartificial pages 2-3).
  • A separate 2024 report identified TP63 p.Arg343Trp (DBD) in a newborn with T-cell lymphopenia detected by TREC screening (marakhonov2024ararecase pages 1-2).

Suggested terms: - CL: thymic epithelial cell; T cell. - GO BP: thymus development; T cell differentiation.

E) Primary ovarian insufficiency (TAp63α gain-of-function)

  • Huang et al. (J Clin Invest, 2023-03; https://doi.org/10.1172/jci162315) studied 1,030 women with POI and identified heterozygous TP63 variants; they report that gain-of-function TP63 mutations “accounted for 0.78% (8 of 1,030) of the studied cases” and that variants disrupting the transactivation inhibitory domain (TID) cause constitutive tetramerization/activation, upregulation of apoptosis programs, and oocyte depletion in mouse models (huang2023tp63gainoffunctionmutations pages 2-3, huang2023tp63gainoffunctionmutations pages 3-5).

Suggested terms: - GO BP: intrinsic apoptotic signaling pathway; oocyte development. - CL: oocyte.


7. Anatomical structures affected

Primary structures (with UBERON suggestions): - Skin / epidermis (UBERON:0002097) and basement membrane zone (supported by hemidesmosome defects) (salois2023effectsoftp63 pages 3-4) - Hair follicles and nails (ectodermal appendages) (ahuja2023ectrodactylyectodermaldysplasiaclefting pages 2-4) - Teeth (tooth development defects: hypodontia/oligodontia) (ahuja2023ectrodactylyectodermaldysplasiaclefting pages 2-4) - Limb autopod (split-hand/foot; ectrodactyly) (zhuang2025molecularcharacterizationof pages 1-2) - Eye / cornea / limbus / meibomian glands / lacrimal system (progressive ocular surface disease; lacrimal duct anomalies) (iorio2023…patientsaffected pages 9-11, zhou2023casereportadult pages 2-4) - Thymus (suspected congenital athymia; thymic epithelial involvement) (gall2024casereportartificial pages 2-3) - Ovary / oocytes (POI due to TAp63α GOF variants) (huang2023tp63gainoffunctionmutations pages 2-3)

Subcellular/localization themes: - Nucleus (transcription factor), chromatin/enhancers (p63 pioneer activity) (cong2026p63inskin pages 16-19) - Cell–matrix junctions: hemidesmosomes, focal adhesions (salois2023effectsoftp63 pages 3-4)


8. Temporal development

  • Most features are congenital or childhood-onset (limb, clefts, ectodermal appendage defects, skin erosions), but some complications are progressive:
  • EEC ocular disease: LSCD often progressive with severe impairment in adulthood (iorio2023…patientsaffected pages 9-11).
  • POI: amenorrhea in reported patients ranged from 13–29 years (huang2023tp63gainoffunctionmutations pages 2-3).
  • Immune phenotype: T-cell lymphopenia identified at birth via newborn screening (gall2024casereportartificial pages 2-3, marakhonov2024ararecase pages 1-2).

9. Inheritance and population

9.1 Inheritance pattern

  • Predominantly autosomal dominant for core syndromes such as EEC and AEC (cong2026p63inskin pages 12-14).
  • Incomplete penetrance/variable expressivity documented in SHFM4 family with TP63 p.Arg319His (zhuang2025molecularcharacterizationof pages 1-2).

9.2 Epidemiology

  • EEC prevalence: ~1–9 per 100,000 newborns (quoted from Orpha.net in a 2023 ocular clinical series) (iorio2023…patientsaffected pages 9-11).
  • Robust prevalence/incidence estimates for AEC/ADULT/LMS/SHFM4 were not present in the retrieved evidence set.

10. Diagnostics

10.1 Clinical recognition

Key clinical patterns: - EEC: ectrodactyly + ectodermal signs + clefting; high risk of ocular surface disease (ahuja2023ectrodactylyectodermaldysplasiaclefting pages 2-4, iorio2023…patientsaffected pages 9-11). - AEC: ankyloblepharon and skin erosions prominent (ahuja2023ectrodactylyectodermaldysplasiaclefting pages 2-4, ahuja2023ectrodactylyectodermaldysplasiaclefting pages 4-4). - ADULT: lacrimal anomalies and mammary hypoplasia; typically no clefting (ahuja2023ectrodactylyectodermaldysplasiaclefting pages 2-4, zhou2023casereportadult pages 2-4).

10.2 Genetic testing approaches used in recent reports

  • WES with Sanger confirmation: used for ADULT diagnosis (TP63 p.G173V) (zhou2023casereportadult pages 2-4).
  • Newborn screening (TREC) → confirmatory immunophenotyping + WES/WGS: detected TP63-associated T-cell lymphopenia (marakhonov2024ararecase pages 1-2, gall2024casereportartificial pages 2-3).
  • WES + karyotype/CMA + ACMG classification + RNA-seq/qPCR (research setting): used to establish SHFM4 p.Arg319His with incomplete penetrance and proposed mechanism (zhuang2025molecularcharacterizationof pages 4-6, zhuang2025molecularcharacterizationof pages 1-2).

10.3 Differential diagnosis considerations

TP63 syndromes overlap; helpful differentiators described in clinical sources include: - AEC: ankyloblepharon + skin erosions, - ADULT: mammary/nipple hypoplasia and freckling with lacrimal disease and typically absent clefting, - LMS: limb + mammary defects with limited skin involvement, - EEC: classic triad and high ocular morbidity. (ahuja2023ectrodactylyectodermaldysplasiaclefting pages 2-4, zhou2023casereportadult pages 2-4)


11. Outcome / prognosis

  • Overall survival: often described as non–life-threatening for EEC, but morbidity can be substantial (iorio2023…byp63associated pages 9-11).
  • Ocular prognosis: progressive LSCD can lead to severe vision loss/blindness and major QoL impact; multiple procedures are often required (iorio2023…patientsaffected pages 9-11).
  • Immune phenotype: when present, can be severe (SCID-like T-cell lymphopenia) and may require thymus implantation; early evidence of thymopoiesis post-implant was observed in the 2024 case report (gall2024casereportartificial pages 2-3).
  • Reproductive prognosis: POI impacts fertility; mechanistic studies suggest TAp63α activation as potential therapeutic target, but no approved TP63-directed therapy is reported (huang2023tp63gainoffunctionmutations pages 10-11).

12. Treatment

12.1 Current applications and real-world implementations (documented)

  • Ocular surface management in EEC/AEC: tear substitutes, steroid drops, tear plugs, tear duct flushing, corneal transplantation, amniotic membrane grafting, cataract surgery (iorio2023…patientsaffected pages 9-11).
  • Lacrimal surgery in ADULT: binocular dacryocystorhinostomy with artificial lacrimal duct implantation with reported success (zhou2023casereportadult pages 2-4).
  • Immune-directed intervention for suspected athymia: allogenic cultured thymus tissue implant after functional ATO assay supported thymic stromal defect (gall2024casereportartificial pages 2-3).

12.2 Experimental / emerging therapeutic directions (as reported in review/reference synthesis)

  • Allele-specific siRNA strategies to restore mutant p63-associated stem cell function in ocular contexts are cited as a translational direction (iorio2023…patientsaffected pages 14-14).
  • Broader genome editing/stem cell and small-molecule approaches are discussed in later review synthesis, but detailed clinical evidence is outside the 2023–2024 primary dataset retrieved here (cong2026p63inskin pages 14-16).

12.3 Suggested MAXO terms (examples)

See intervention mapping table:

Domain / variant type Example variants (from evidence) Proposed mechanism Associated phenotype / syndrome Diagnostic approach used Real-world intervention with suggested MAXO term name(s) Evidence citations
DNA-binding domain missense hotspot p.Arg279Cys, p.Arg279His, p.Arg340Gly Reported as impairing p63 function; ocular series describes heterozygous missense mutations causing haploinsufficiency in tetrameric p63 complexes, with progressive limbal stem-cell deficiency as a major downstream consequence EEC with severe ocular disease, including LSCD, corneal thinning/neovascularization, pannus, vision loss Clinical phenotyping plus TP63 variant detection in affected patients Ocular surface surveillance and reconstructive procedures reported in case series, including corneal transplantation / amniotic grafting; suggested MAXO: ophthalmologic examination, corneal transplantation, amniotic membrane transplantation (iorio2023…patientsaffected pages 9-11, iorio2023…patientsaffected pages 14-14)
DNA-binding domain missense, de novo p.Arg343Trp (c.1027C>T) Reduced TP63 transactivation in a dominant-negative manner; structural modeling suggests loss of DNA-contact and destabilization EEC3 / TP63-associated syndrome with neonatal T-cell lymphopenia Newborn TREC screening followed by confirmatory immunophenotyping and WES Comprehensive immunologic evaluation and longitudinal immune monitoring; suggested MAXO: immunologic monitoring, newborn screening, exome sequencing (marakhonov2024ararecase pages 1-2, marakhonov2024ararecase pages 4-5)
DNA-binding domain missense, de novo p.Cys347Tyr (c.1040G>A) Thymic stromal / epithelial defect suspected rather than hematopoietic-intrinsic failure; TP63 expression restricted to thymic epithelial cells in referenced analysis Overlapping TP63-related syndrome with profound neonatal T-cell lymphopenia / suspected congenital athymia Undetectable TREC on newborn screen, flow cytometry, rapid WGS, artificial thymic organoid assay Allogeneic cultured thymus tissue implant; suggested MAXO: thymus tissue transplantation, flow cytometry, genome sequencing (gall2024casereportartificial pages 2-3)
SAM-domain missense p.F513S, p.I537T, p.R598L AEC-associated reduction of hemidesmosome/focal-adhesion components; impaired keratinocyte adhesion and migration; review literature also describes SAM mutations as causing pathological aggregation / functional loss AEC (Hay-Wells) with skin erosions / fragility Patient-derived iPSC generation, genome editing to create gene-corrected controls, RNA-seq, qRT-PCR, Western blot, validation in chimeric mice and patient skin Supportive wound/skin care is implied standard care; experimental mechanism-guided approaches under development; suggested MAXO: wound care, skin barrier therapy, induced pluripotent stem cell assay (salois2023effectsoftp63 pages 3-4, salois2023effectsoftp63 pages 1-3, salois2023effectsoftp63 pages 4-6, salois2023effectsoftp63 pages 7-11, cong2026p63inskin pages 12-14)
SAM-domain missense, de novo p.Gly600Val (c.1799G>T) Molecular modeling suggests local conformational distortion affecting protein-protein interactions AEC with extensive skin erosions, erythroderma, nail dystrophy, xerophthalmia, oligodontia, hypohidrosis Clinical evaluation plus TP63 sequencing and protein structural modeling Symptomatic multidisciplinary care for skin, eye, dental, and craniofacial disease; suggested MAXO: dermatologic care, dental care, ophthalmologic care, cleft repair (ahuja2023ectrodactylyectodermaldysplasiaclefting pages 4-4)
DNA-binding domain missense associated with ADULT p.G173V (c.518G>T); recurrent ADULT residues listed include R298Q, R298G, R243W, R227Q, P127L, R337Q, V114M, N6H Variant predicted deleterious; ADULT literature/reviews support gain-of-function transactivation for some ADULT alleles ADULT syndrome with lacrimal duct aplasia/stenosis, symblepharon, sparse hair, nail dystrophy, oligodontia, mammary hypoplasia, digit anomalies WES with Sanger confirmation Binocular dacryocystorhinostomy with artificial tear duct implantation and duct excision; suggested MAXO: dacryocystorhinostomy, lacrimal duct stent placement, ophthalmologic surgery (zhou2023casereportadult pages 2-4, murari2025p63amaster pages 4-6)
DNA-binding domain missense with incomplete penetrance p.Arg319His (c.956G>A); related residue p.Arg319Cys Family study proposes gain-of-function effect with upregulation of TP63 downstream genes (CDH3, DLX5), disrupting p63-DLX/AER biology; explicit incomplete penetrance and variable expressivity SHFM4 with isolated limb malformations in some carriers and unaffected carriers in same family WES, RNA-seq, qPCR, structural modeling, ACMG classification, exclusion of chromosomal abnormalities by karyotype/CMA Genetic counseling and prenatal diagnosis relevance emphasized; suggested MAXO: genetic counseling, prenatal genetic testing, exome sequencing (zhuang2025molecularcharacterizationof pages 1-2, zhuang2025molecularcharacterizationof pages 6-8, zhuang2025molecularcharacterizationof pages 4-6)
TAp63α C-terminal / transactivation inhibitory domain-disrupting variants p.R647C and other TID-disrupting heterozygous mutations; truncating variants and intragenic CNV affecting TP63 also reported Isoform-specific constitutive activation of TAp63α tetramers, driving oocyte apoptosis; loss of inactive dimeric conformation Isolated primary ovarian insufficiency / hypergonadotropic hypogonadism; occasionally overlap with limb-mammary phenotypes WES with CNV confirmation by long-range PCR and Sanger; cohort screening in POI patients Reproductive / endocrine management and genetic counseling are the practical applications described; suggested MAXO: genetic counseling, fertility counseling, endocrine evaluation (vanderschelden2023heterozygoustp63pathogenic pages 1-2, цабаи2025нарушенияполовогоразвития pages 10-10, murari2025p63amaster pages 4-6)
Mixed TP63 ectodermal dysplasia spectrum, mostly DBD or OD lesions DBD hotspots R204, R227, R279, R280, R304; LMS examples R204Q, R227Q; ADULT examples R298/Q243W Broadly loss-of-function, gain-of-function, isoform imbalance, and domain-specific aggregation mechanisms; ~80% of pathogenic mutations cluster in DBD/OD per review synthesis EEC, AEC, ADULT, LMS, RHS, SHFM4 Syndrome-directed molecular testing, panel/exome/genome sequencing depending presentation Current care mainly supportive and surgical; emerging strategies include allele-specific siRNA, AAV-CRISPR/base editing, limbal stem-cell therapy, and small-molecule disaggregation approaches; suggested MAXO: supportive care, surgery, RNA interference therapy, gene editing therapy, stem cell therapy (cong2026p63inskin pages 12-14, cong2026p63inskin pages 14-16, murari2025p63amaster pages 2-4)

Table: This table links TP63 variant classes and domain-specific mechanisms to the main syndromic phenotypes, diagnostic workflows, and real-world interventions reported across the TP63-related ectodermal dysplasia spectrum. It is useful for connecting molecular interpretation to practical disease management.


13. Prevention

No primary prevention exists for germline TP63 disorders; prevention focuses on: - Genetic counseling and discussion of recurrence risk, especially given variable expressivity/incomplete penetrance (zhuang2025molecularcharacterizationof pages 1-2). - Prenatal diagnosis is implicated as relevant in TP63 disorders (noted in reference discussion) (iorio2023…patientsaffected pages 14-14). - Secondary prevention through early detection of high-morbidity complications (ocular surveillance; newborn immune screening when applicable) (iorio2023…patientsaffected pages 9-11, gall2024casereportartificial pages 2-3).


14. Other species / natural disease

No naturally occurring non-human TP63 ectodermal dysplasia disease models or veterinary reports were identified in the retrieved evidence set.


15. Model organisms

Key model systems and their relevance: - AEC skin fragility models (2023): patient iPSC-derived keratinocytes with gene-corrected controls; chimeric mice expressing TP63-AEC transgene; recapitulate adhesion defects implicated in erosions (salois2023effectsoftp63 pages 3-4, salois2023effectsoftp63 pages 7-11). - POI models (2023): p63+/ΔTID and p63+/R647C mice show rapid postnatal oocyte depletion/POI-like phenotype, supporting gain-of-function mechanism in oocytes (huang2023tp63gainoffunctionmutations pages 3-5, huang2023tp63gainoffunctionmutations pages 5-7). - Developmental limb model context: p63−/− mice associated with reduced AER FGF signaling and limb defects (cited mechanistic context) (zhuang2025molecularcharacterizationof pages 6-8). - Ex vivo functional assay model (2024): artificial thymic organoid assay to separate hematopoietic vs thymic stromal causes of T-cell lymphopenia (gall2024casereportartificial pages 2-3).


Key statistics (from recent studies)

  • EEC prevalence: ~1–9 per 100,000 newborns (Orpha.net quote in 2023 clinical series) (iorio2023…patientsaffected pages 9-11).
  • Primary ovarian insufficiency: TP63 gain-of-function variants “accounted for 0.78% (8 of 1,030) of the studied cases” in a 2023 cohort; age of amenorrhea 13–29 years (huang2023tp63gainoffunctionmutations pages 2-3).

Notable 2023–2024 developments (prioritized)

  1. AEC mechanism clarified in human iPSC models: coordinated downregulation of hemidesmosome/focal adhesion genes with functional adhesion/migration impairment, validated in vivo and in patient skin (Salois et al., 2023-07; https://doi.org/10.1111/exd.14885) (salois2023effectsoftp63 pages 3-4, salois2023effectsoftp63 media 83f76dc6).
  2. Newborn screening + genomics revealing immune phenotypes: TP63 variants identified in newborns with low/undetectable TREC; one 2024 case used ATO assay to guide thymus tissue implantation (Gall et al., 2024-09; https://doi.org/10.3389/fimmu.2024.1438383) (gall2024casereportartificial pages 2-3).
  3. Large POI cohort genetics: TP63 GOF variants quantitatively implicated in idiopathic POI with mechanistic mouse validation (Huang et al., 2023-03; https://doi.org/10.1172/jci162315) (huang2023tp63gainoffunctionmutations pages 2-3).

Evidence limitations (for knowledge base curation)

  • MONDO/ICD/MeSH identifiers and comprehensive epidemiology for non-EEC syndromes were not available in the retrieved full texts.
  • Many phenotype frequencies (percent affected, penetrance estimates beyond specific pedigrees) are not quantified in the 2023–2024 sources retrieved.
  • Some “expert synthesis” in this report relies on 2025–2026 reviews for domain-level framing and isoform biology; primary mechanistic and clinical claims are grounded in the 2023–2024 studies cited above (cong2026p63inskin pages 12-14, salois2023effectsoftp63 pages 3-4).

References

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  17. (salois2023effectsoftp63 pages 4-6): Maddison N. Salois, Jessica A. Gugger, Saiphone Webb, Christina E. Sheldon, Shirley P. Parraga, G. Michael Lewitt, Dorothy K. Grange, Peter J. Koch, and Maranke I. Koster. Effects of tp63 mutations on keratinocyte adhesion and migration. Experimental Dermatology, 32:1575-1581, Jul 2023. URL: https://doi.org/10.1111/exd.14885, doi:10.1111/exd.14885. This article has 5 citations and is from a domain leading peer-reviewed journal.

  18. (iorio2023…patientsaffected pages 14-14): E Di Iorio, F Bonelli, and R Bievel-Radulescu. … patients affected by p63-associated disorders: ectrodactyly-ectodermal dysplasia-clefting (eec) and ankyloblepharon-ectodermal defects-cleft lip palate (aec …. Unknown journal, 2023.

  19. (marakhonov2024ararecase pages 1-2): Andrey Marakhonov, Elena Serebryakova, Anna Mukhina, Anastasia Vechkasova, Nikolai Prokhorov, Irina Efimova, Natalia Balinova, Anastasia Lobenskaya, Tatyana Vasilyeva, Victoria Zabnenkova, Oxana Ryzhkova, Yulia Rodina, Dmitry Pershin, Nadezhda Soloveva, Anna Fomenko, Djamila Saydaeva, Aset Ibisheva, Taisiya Irbaieva, Alexander Koroteev, Rena Zinchenko, Sergey Voronin, Anna Shcherbina, and Sergey Kutsev. A rare case of tp63-associated lymphopenia revealed by newborn screening using trec. International Journal of Molecular Sciences, 25:10844, Oct 2024. URL: https://doi.org/10.3390/ijms251910844, doi:10.3390/ijms251910844. This article has 4 citations.

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  24. (salois2023effectsoftp63 media 83f76dc6): Maddison N. Salois, Jessica A. Gugger, Saiphone Webb, Christina E. Sheldon, Shirley P. Parraga, G. Michael Lewitt, Dorothy K. Grange, Peter J. Koch, and Maranke I. Koster. Effects of tp63 mutations on keratinocyte adhesion and migration. Experimental Dermatology, 32:1575-1581, Jul 2023. URL: https://doi.org/10.1111/exd.14885, doi:10.1111/exd.14885. This article has 5 citations and is from a domain leading peer-reviewed journal.

  25. (salois2023effectsoftp63 media e89fc6fc): Maddison N. Salois, Jessica A. Gugger, Saiphone Webb, Christina E. Sheldon, Shirley P. Parraga, G. Michael Lewitt, Dorothy K. Grange, Peter J. Koch, and Maranke I. Koster. Effects of tp63 mutations on keratinocyte adhesion and migration. Experimental Dermatology, 32:1575-1581, Jul 2023. URL: https://doi.org/10.1111/exd.14885, doi:10.1111/exd.14885. This article has 5 citations and is from a domain leading peer-reviewed journal.

  26. (huang2023tp63gainoffunctionmutations pages 3-5): Chengzi Huang, Simin Zhao, Yajuan Yang, T. Guo, Hanni Ke, Xinling Mi, Yingying Qin, Zi-Jiang Chen, and Shidou Zhao. Tp63 gain-of-function mutations cause premature ovarian insufficiency by inducing oocyte apoptosis. The Journal of Clinical Investigation, Mar 2023. URL: https://doi.org/10.1172/jci162315, doi:10.1172/jci162315. This article has 38 citations.

  27. (iorio2023…byp63associated pages 9-11): E Di Iorio, F Bonelli, and R Bievel-Radulescu. … by p63-associated disorders: ectrodactyly-ectodermal dysplasia-clefting (eec) and ankyloblepharon-ectodermal defects-cleft lip palate (aec) syndromes. Unknown journal, 2023.

  28. (huang2023tp63gainoffunctionmutations pages 10-11): Chengzi Huang, Simin Zhao, Yajuan Yang, T. Guo, Hanni Ke, Xinling Mi, Yingying Qin, Zi-Jiang Chen, and Shidou Zhao. Tp63 gain-of-function mutations cause premature ovarian insufficiency by inducing oocyte apoptosis. The Journal of Clinical Investigation, Mar 2023. URL: https://doi.org/10.1172/jci162315, doi:10.1172/jci162315. This article has 38 citations.

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