>9dlf_A mol:protein length:109 Fab_B3 light chainDIQMTQSPSSLSASVGDRVTITCRASQSVSSSAVAWYQQKPGKAPKLLIYSASSLYSGVPSRFSGSRSGTDFTLTISSLQPEDFATYYCQQSPPYGPITFGQGTKVELK