>1y23_B mol:protein length:145 Histidine triad proteinMHCAENCIFCKIIAGDIPSAKVYEDEHVLAFLDISQVTKGHTLVIPKTHIENVYEFTDELAKQYFHAVPKIARAIRDEFEPIGLNTLNNNGEKAGQSVFHYHMHIIPRYGKGDGFGAVWKTHADDYKPEDLQNISSSIAKRLASS