Downstream effector of Notch signaling which may be required for cardiovascular development. Transcriptional repressor which binds preferentially to the canonical E box sequence 5'-CACGTG-3'. Represses transcription by the cardiac transcriptional activators GATA4 and GATA6. Belongs to the HEY family. Note: This description may include information from UniProtKB.
Alt. Names/Synonyms: BHLHB33; Class B basic helix-loop-helix protein 33; Hairy-related transcription factor 3; hairy/enhancer-of-split related with YRPW motif 3; hairy/enhancer-of-split related with YRPW motif-like; Hairy/enhancer-of-split related with YRPW motif-like protein; HEY-like protein; HEY3; HEYL; hHeyL; hHRT3; HRT-3; HRT3; MGC12623