PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 6272650-0 1981 Influence of flavin addition and removal on the formation of superoxide by NADPH-Cytochrome P-450 reductase: a spin-trap study. 4,6-dinitro-o-cresol 13-19 cytochrome p450 oxidoreductase Homo sapiens 75-107