MNFEQTHRDALTEVLRWRRDVRHFRPDPIDEAVIDRLRAVMDMAPSVGNARPWRVIRVDSPALRAEVLANFNAARAAAGSAYAGEQAEAYATLKLQGIDQAPLQLAVFTHRDPAAGHGLGRASMPVTLQQSTAMAFTRSGCRAGENLGLGMVSVLDPKAVERLLNAPPDWDFVAWLCIGVPEFTDDTPLLHRAGWQENLPTEWERR bluB BLUB_RHOCA 206 Putative cob(II)yrinic acid a,c-diamide reductase Maybe catalyzes the reduction of Co(2+) to Co(+) in cob(II)yrinic acid A,C-diamide to allow adenosylation to procede.