>sp|Q21YB7|NUOK_ALBFT NADH-quinone oxidoreductase subunit K OS=Albidiferax ferrireducens GN=nuoK MTLTLGHFLSLGAMLFALSVIGIFLNRKNLIVLLMAIELMLLAVNTNFVAFSYYLGDMHG QIFVFFILTVAAAESAIGLAILVLLFRNKSSINVDELNTLKG