PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 26010525-3 2015 We focused on an oxidized form of guanine, 2,2,4-triamino-5(2H)-oxazolone (Oz), as a cause of G:C-C:G transversions based on our earlier elucidation that DNA polymerases (Pols) alpha, beta, gamma, epsilon, eta, I, and IV incorporate dGTP opposite Oz. 2,2,4-triamino-5(2H)-oxazolone 43-73 DNA polymerase beta Homo sapiens 154-209