>4ysl_B mol:protein length:294 Beta-lactamase domain proteinMIIGNNLHVDAFYDEATSTISYLVMDRETRQCALIDSVLDYDPKSGRTCSASADRLVERVNELNASVRWVLETHVHADHLSAAAYLKEKLGGHTAIGAHITQVQKVFGALFNAEPGFARDGSQFDVLLEDEEGFRIGNLQARALHTPGHTPACMSFMIEDAGEIAVFVGDTLFMPDYGTARCDFPGADARTLYRSIRRLLAFPDQTRLFMCHDYLPGGRDMQYVTTVAEQRASNIHIHQGIDEDSFVAMREARDKTLEMPVLILPSVQVNMRSGQLPPPEANGVSYLKIPLNKL