PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18391101-4 2008 A guanine-to-adenine polymorphism in the CYP4F2 gene was associated with a reduction in 20-hydroxyeicosatetraenoic acid production in vitro. Guanine 2-10 cytochrome P450 family 4 subfamily F member 2 Homo sapiens 41-47