Atonal bHLH transcription factor 7 (ATOH7)

Atonal bHLH transcription factor 7 (ATOH7) is a proneural basic helix-loop-helix transcription factor essential for the genesis of retinal ganglion cells (RGCs), which are the primary projection neurons of the retina whose axons form the optic nerve[1][2][3]. ATOH7 is dynamically and transiently expressed in multipotent retinal progenitor cells during a critical window in eye development preceding RGC differentiation[2][3]. It binds enhancer and promoter DNA sites (notably the sequence 5'-CAG[GC]TG-3'), sometimes as a dimer, to initiate a transcriptional program determining RGC fate and regulating axon targeting, optic nerve formation, and circadian photoentrainment in the retina[3]. Mutations or regulatory deletions affecting ATOH7 can cause congenital diseases such as nonsyndromic congenital retinal nonattachment, optic nerve aplasia, and persistent hyperplastic primary vitreous[1][3]. While critical for normal development, there is currently no evidence that ATOH7 is a direct therapeutic target for drugs or other therapies, and its disruption leads mainly to developmental anomalies rather than issues with postnatal pharmacological manipulation[1][3].

Other names

ATOH7ATH5BHLHA13bHLHa13Math5Atonal bHLH transcription factor 7Class A basic helix-loop-helix protein 13Protein atonal homolog 7NCRNAPHPVARRNANChelix-loop-helix protein hATH-5transcription factor ATOH7atonal homolog 7atonal homolog bHLH transcription factor 7