>sp|P13629|PHFL_CUPO1 Periplasmic [Fe] hydrogenase large subunit OS=Cupidesulfovibrio oxamicus GN=hydA MSRIEMEKIFYEDHAPDPKADPDKLFFIQIDESKCIGCDSCQQYCPTGAIFGDTGDAHKI PHEELCINCGQCLTHCPVGAIYESQSWVTEIEKKIKAKDVKVIAMPAPAVRYALGDAFGL PVGTVTTGKMFSALKELGFDHCWDNEFTADVTIWEEGTEFVQRLTKKLDKPLPQFTSCCP GWHKYVESLYPELFPHMSSCKSPIGMLGTLAKTYGADRMKYDRAKVYTVSIMPCTAKKYE GMRPQLWDSGHKDIDATIDTRELAYMIKKAKIDFTKLPDGKRDTLMGESTGGATLFGVTG GVMEAALRYAYQAVTGKKPESMDFKGVRGLQGVKEATVNVGGVDVKVAVVHGARRFHDVC ELVKAGKAPWHFIEFMACPGGCVCGGGQPVMPGVLEAADRRSTRMYAGLKKRLAMASASR A