PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8329437-3 1993 Cytochrome b also contains the sites to which various inhibitors and quinone antagonists bind and, consequently, inhibit the oxidoreductase. quinone 69-76 mitochondrially encoded cytochrome b Homo sapiens 0-12 8329437-7 1993 The comparison of inhibition titrations in combination with the analysis of the primary structures has enabled us to identify amino acid residues in cytochrome b that may be involved in the binding of the inhibitors and, by extrapolation, quinone/quinol. quinone 239-246 mitochondrially encoded cytochrome b Homo sapiens 149-161