PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18674515-0 2008 The human UDP-glucuronosyltransferase UGT1A3 is highly selective towards N2 in the tetrazole ring of losartan, candesartan, and zolarsartan. 1H-tetrazole 83-92 UDP glucuronosyltransferase family 1 member A3 Homo sapiens 38-44 18674515-7 2008 Interestingly, UGT1A3 exhibited a strong regioselectivity towards the N2 position of the tetrazole ring in all three sartans. 1H-tetrazole 89-98 UDP glucuronosyltransferase family 1 member A3 Homo sapiens 15-21