>5xfa_G mol:protein length:189 NAD-reducing hydrogenaseMTSAAPSAMPPRKIRIATASLAGCFGCHMSFADIDTRLLALAEWVTFDRSPLTDWKTVGECDIALIEGGVCNAENVEVLRAYRRAARILVAVGACAINGGLPAQRNQHRVERLLTQVFEADRHLAPGSRVPNDPELPLLLEHVHPIHEIVRVDYYLPGCPPTAEVIWTFLTDLLVGREPHFPYPTLRYD