Clostridium autoethanogenum S5Z061: [FeFe]-hydrogenase subunit HytA, S5YUC5: formate dehydrogenase subunit FdhA 734087 Clostridium autoethanogenum DSM 10061 S5Z061: [FeFe]-hydrogenase subunit HytA, S5YUC5: formate dehydrogenase subunit FdhA 734087