>9b7n_L mol:protein length:104 Fab2-4 light chainDIQMTQSPSSLSASVGDRVTITCRASQTISTNVNWYQQKPGKAPKLLIYAASSLQSGVPSRFSGSGSGTDFTLTISSLQPEDFATFYCQQSYSAPLTFGEGTKV