>tr|A0A2P8MHK2|A0A2P8MHK2_9CLOT Dihydroorotate dehydrogenase B (NAD(+)), electron transfer subunit OS=Clostridium sp. NJ4 GN=pyrK MKEKYTVEKVYENIKVEDGIYKLSIKGEFEVRPGQFYLLRAWDIEPTLSRPISIYDADDE KISFLYSVVGKGTEILSKLKSGDEIKITGPLGNGFNVKRISGKVAIVCGGIGVAPMVYLA KNLKNCNVDFYAGFKTVSKTVDNVEKYVKELKLSTEDGSIGHKGYVTDNFKPEEYDYVLC CGPEIMMYKVVKMCEQKNVPVYISMEKKMACGIGACLVCTCKTKGGRRRACKEGPVFLGS ELILND