PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 19835560-6 2010 Variant alleles of UGT1A1 are less capable of conjugating and eliminating SN-38, the active form of the topoisomerase inhibitor irinotecan, and defective alleles for NAT2 are responsible for the well-described acetylation polymorphism that leads to impaired clearance of isoniazid and other agents. Isoniazid 271-280 UDP glucuronosyltransferase family 1 member A1 Homo sapiens 19-25