PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11952331-6 2002 The alpha-hydroxylation of NHMOR at either C-3 or C-5 to give glyoxal or glycolaldehyde, respectively, occurs at respective rates 3-6 times that of the alpha-hydroxylation of NDELA. Glyoxal 62-69 complement C5 Rattus norvegicus 50-53