>sp|P57001|CYSG_NEIMA Siroheme synthase OS=Neisseria meningitidis serogroup A / serotype 4A GN=cysG MNYFPIFANLAGRPVLVVGGGAVAARKISLLLKAGAEVRVAAKHLNAELSALAAENKILW LAEEFRAEHIRTVFLIIAASSDQALNRRVFHLAESCQKPVNVVDDRDHCSFIFPSVIDRN PVQIAVSSSGSAPVLARLLRERLEALLPPSLGDMAEISGRWRDAVKGKLKSVTERRRFWE KQFNGRFAALVKNRQNTLAERELAGQLEQSRQNDQGGSVSLVGAGPGDAGLLTLKGLQEI QQADVVLYDALVSDGILSLVRRDAERIFVGKRARGGRTPQEDTNALMVRLAREGRRVVRL KGGDPFVFGRGGEELETLARHQIPFSVVPGITAAVGATAYAGIPLTHRDYAQSAVFVTGH RKADAPDIEWQTLARSRQTLVIYMGALKAALIAERLQQHGRSPDTPAAVISQGTLPAQKT ATGTLANLAELAETAPNPALIVIGEVVGLHEKLAWFGENAKKESNPAEHAYFALDGLGTG QEQQAA