Function: Probable DNA-binding transcriptional activator. Key determinant of the keratinocyte proliferation-differentiation switch involved in appropriate epidermal development
By similarity. Plays a role in regulating mammary epithelial cell proliferation
By similarity. May regulate WDR65 transcription
By similarity.
Subunit structure: Interacts with SERPINB5. Ref.7
Subcellular location: Nucleus
Potential. Cytoplasm. Note: Translocates to nucleus in response to an activating signal
By similarity. Ref.7 Ref.8
Tissue specificity: Expressed in normal mammary epithelial cells. Expression is reduced or absent in breast carcinomas. Ref.7
Post-translational modification: Phosphorylated. Phosphorylation status depends on the cell cycle and is a signal for ubiquitination and proteasome-mediated degradation. Ref.7 Ref.8
Involvement in disease: Van der Woude syndrome 1 (VWS1) [MIM:119300]: An autosomal dominant developmental disorder characterized by lower lip pits, cleft lip and/or cleft palate.Note: The disease is caused by mutations affecting the gene represented in this entry. Ref.10 Ref.11 Ref.12 Ref.13 Ref.14 Ref.16 Ref.17 Ref.18Popliteal pterygium syndrome (PPS) [MIM:119500]: An autosomal dominant disorder characterized by oro-facial, skin and genital anomalies. Expressivity is variable. Clinical features include cleft lip/palate, lower lip cysts, syngnathia, congenital ankyloblepharon filiforme in some cases, bifid scrotum, hypoplastic scrotum, hypoplastic uterus, talipes equinovarus.Note: The disease is caused by mutations affecting the gene represented in this entry. Ref.10 Ref.19Non-syndromic orofacial cleft 6 (OFC6) [MIM:608864]: A birth defect consisting of cleft lips with or without cleft palate. Cleft lips are associated with cleft palate in two-third of cases. A cleft lip can occur on one or both sides and range in severity from a simple notch in the upper lip to a complete opening in the lip extending into the floor of the nostril and involving the upper gum.Note: Disease susceptibility is associated with variations affecting the gene represented in this entry. Ref.15 Ref.20
Sequence similarities: Belongs to the IRF family.Contains 1 IRF tryptophan pentad repeat DNA-binding domain.
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