NCIt definition : Human IRF6 wild-type allele is located within 1q32.3-q41 and is approximately 18 kb
in length. This allele, which encodes interferon regulatory factor 6 protein, is involved
in the modulation of transcription. Mutation of the gene is associated with van der
Woude syndrome and popliteal pterygium syndrome and genetic variation is a factor
in orofacial cleft type 6.;