>4xiw_B mol:protein length:239 Carbonic anhydrase, alpha typeMAAWNYGEVAGPPTWKGVCATGKRQSPINIPLNTSAPKVDAEMGEFDFAYGSFEKCDVLNTGHGTMQVNFPAGNLAFIGNMELELLQFHFHAPSEHAMDGRRYAMEAHLVHKNKSTGNLAVLGIMLEPGGLIKNPALSTALEVAPEVPLAKKPSPKGINPVMLLPKKSKAGTRPFVHYPGSLTTPPCSEGVDWFVFMQPIKVPDSQILDFMRFVGDNKTYATNTRPLQLLNSRLVEYEL