ID4
Function
Transcriptional regulator (lacking a basic DNA binding domain) which negatively regulates the basic helix-loop-helix (bHLH) transcription factors by forming heterodimers and inhibiting their DNA binding and transcriptional activity. Implicated in regulating a variety of cellular processes, including cellular growth, senescence, differentiation, apoptosis, angiogenesis, and neoplastic transformation (By similarity).
Cellular localization
- Nucleus
Alternative names
BHLHB27, ID4, DNA-binding protein inhibitor ID-4, Class B basic helix-loop-helix protein 27, Inhibitor of DNA binding 4, Inhibitor of differentiation 4, bHLHb27