>tr|Q8U0Z6 Mbh12 membrane bound hydrogenase alpha (NADH dehydrogenase) - Pyrococcus furiosus. MKKVEYWVKIPFGPIHPGLEEPEKFIITLDGERIVNVDVKLGYNLRGVQWIGMRRNYVQIMYLAERMCGICSFSHNHTYV RAVEEMAGIEVPERAEYIRVIVGELERIHSHLLNLGVVGHDIGYDTVLHLTWLARERVMDVLEAVSGNRVNYSMVTIGGV RRDIGEKQKRLILDMIKYYREVLPQIEDVFLHDSTIEARLRDVAVVPKKLAIEMGAVGPTARGSGIKEDSRWSEQLGVYP DLGIKPVTPEDVTGEKARGDVYDRMAVRIGELWMSLDLLEHALDQMPEGKIKTFPKDNILVAKLKLLGDGEGIGRYEAPR GELVHYVRGQKGRDGPVRWKPREPTFPNLFTIAKALEGNELADLVVAIASIDPCLSCTDRVAIVKEGKKVVLTEKDLLKL SIEKTKEINPNVKGDPTPTGIGCSRGV