>9r9r_B mol:protein length:88 Periplasmic [Fe] hydrogenase small subunitVKQIKDYMLDRINGVYGADAKFPVRASQDNTQVKALYKSYLEKPLGHKSHDLLHTHWFDKSKGVKELTTAGKLPNPRASEFEGPYPYE