PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 31657500-2 2020 Herein, it is demonstrated that reconstituted HpnH, a putative radical S-adenosyl-l-methionine (SAM) enzyme, commonly encoded in the hopanoid biosynthetic gene cluster, converts diploptene into adenosylhopane in the presence of SAM, flavodoxin, flavodoxin reductase, and NADPH. S-Adenosylmethionine 96-99 2,4-dienoyl-CoA reductase 1 Homo sapiens 271-276