>1y4r_B mol:protein length:146 Hemoglobin beta chainMHLTPEEKSAVTALWGKVNVDEVGGEALGRLLVVYPWTQRFFESAGDLSTPDAVMGNPKVKAHGKKVLGAFSDGLAHLDNLKGTFATLSELHCDKLHVDPENFRLLGNVLVCVLAHHFGKEFTPPVQAAYQKVVAGVANALAHKYH