PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 26416531-4 2015 Here, we describe the crystal structure of human LRH-1 ligand binding domain (LBD) bound by PIP3 - the first phospholipid with a head group endogenous to mammals. phosphoinositide-3,4,5-triphosphate 92-96 nuclear receptor subfamily 5 group A member 2 Homo sapiens 49-54