>9fmg_E mol:protein length:297 Nitrogenase iron proteinMHHHHHHAKSPKQIAIYGKGGIGKSTTTSNISAALAEAGYKVMQFGCDPKSDSTNTLRGGDYIPSVLDLLRENARVDAHEAIFQGFGGIYCVEAGGPAPGVGCAGRGIITAVELLKQQNVFEELDLDYVIFDVLGDVVCGGFAVPIREGIAEHVFTVSSSDFMAIYAANNLFKGIQKYSNAGGALLGGVIANSINTDFHRDIIDDFVARTQTQVVQYVPRSLTVTQAELQGRTTIEAAPESAQAEIYRTLARSIADHTDSKVPTPLNAQELRDWSASWANQLIEIERASQPIPALAS