Erlin-1 (ERLIN1)

Part of the ERLIN1/ERLIN2 complex which mediates the endoplasmic reticulum-associated degradation (ERAD) of inositol 1,4,5-trisphosphate receptors (IP3Rs). Involved in regulation of cellular cholesterol homeostasis by regulation the SREBP signaling pathway.

Binds cholesterol and might promote ER retention of the SCAP-SREBF complicated (PubMed:24217618). .