. . . . . . . . "Transcription repression requires formation of a complex with a corepressor protein of the Groucho/TLE family. Interacts with the bHLH protein hes6; this interaction may inhibit the transcriptional repressor activity (By similarity). Binds DNA in the form of a heterodimer with the bHLH protein hey1/hrt1. Interacts (via Orange domain) with id3 (via HLH domain)." .