>sp|Q46FL1|CFBC_METBF Ni-sirohydrochlorin a,c-diamide reductive cyclase complex, component CfbC OS=Methanosarcina barkeri GN=cfbC MKNQKIIAIYGKGGIGKSSTASNVAAACAEAGKKVMIIGCDPKSDSSITLLRGRRIPTIL DLLREGVDIKKEDVVFEGYAGVKCVEAGGPEPGIGCAGRGIIVAIQKLKSISGNLLKEQD LIIYDVPGDIVCGGFVAPVRKGFVNEAYVLTSGEYMPLYAANNICKGLSKIGMPLSGVIC NSRNVSREEEIVSKFSEEIGSQLMAFIPKRQVVQDCEREGYSVMEKAPESDIAEIYRKLG KAILENEKRVTADSLSDERLRELTK