Sin3 histone deacetylase corepressor complex component SDS3 (SUDS3)

Regulatory protein that represses transcription and augments histone deacetylase activity of HDAC1. May have a potential role in tumor suppressor pathways through regulation of apoptosis.

May be the assembly and/or enzymatic activity of the mSin3A corepressor complex or in mediating interactions between the complex and other regulatory complexes. .