PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 3968064-12 1985 The transfer of the hydride ion to alloxazine N-5 and the release of products are completed only in the presence of electron-transfer flavoprotein or another suitable electron acceptor. isoalloxazine 35-45 DNA binding protein N5 Rattus norvegicus 46-49