PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10477136-1 1999 Four prostaglandin E2 receptor subtypes designated EP1, EP2, EP3, and EP4 have been shown to mediate a variety of effects of prostaglandin E2 (PGE2) on glomerular hemodynamics, tubular salt and water reabsorption, and on blood vessels in the human kidney. Water 194-199 prostaglandin E receptor 3 Homo sapiens 61-64