>8pbb_C mol:protein length:535 Nitrogenase protein alpha chainMPYHEFEVSKCIPERREHAVMKAAGEDLTSCLPKGYLNTIPGTISERGCAYCGAKHVIGTPMKDVIHISHGPNGCTYDTWQTKRYISDNDNFQLKYTFATDVKEKHVVFGAEGLLKKSMHEAFDAFPNIKRMTVYQTCTTALIGDDVDAIAKEVMEERGDVDVFVCNSPGFAGPSQSGGHHKINIAWLNQKVGTVEPDYLGEHVINYVGEYNIQGDQEVMIDYFNRMGIQVLSTFTGNGSYDSLRMMHRAHLNVLECARSAEYICDELRARYGIPRLDIDGFGFEPLANSLRKVALFFGIEDKAEAIIAEEYAKWKPQLDWYKERLKGKKVCLWPGGSKLWHWAHAIEEEMGLKVVSVYTKFGHQGDMEKGVSRCGEGALAIDDPNELESVEAIEMLKPDIIFTGKRPGEFVKKHGVPYLNAHAYHNGPYKGFEGWVRFARDIYNAIYSPMRQLAALDISAPDAAITSGFRTAKMNADLTVSDEVKFSEVLHEYTGKYDSIAEIRARNQAYAAEQKALRDAVQPAAEWSHPQFEK