>6r73_B mol:protein length:226 Beta-lactamaseALPDLKIEKLEEGVFVHTSFEEVNGWGVVTKHGLVVLVNTDAYLIDTPFTATDTEKLVNWFVERGYEIKGTISSHFHSDSTGGIEWLNSQSIPTYASELTNELLKKSGKVQAKYSFSEVSYWLVKNKIEVFYPGPGHTQDNLVVWLPESKILFGGCFIKPHGLGNLGDANLEAWPKSAKILMSKYGKAKLVVSSHSEKGDASLMKRTWEQALKGLKESKKTSSPSN