>2d2n_A mol:protein length:140 Giant hemoglobin, A1(b) globin chainVCNRLEQILVKTQWAQSYGEAENRAAFSRDLFSELFNIQGSSRALFSGVGVDDMNSAAFTAHCLRVTGALNRLISQLDQQATINADLAHLAGQHASRNLDASNFAAMGQAVMSVVPTHLDCFNQHAWGECYERIASGISG