>4jfx_L mol:protein length:214 Fab light chainDIVLTQSPATLSLSPGERATLSCMTSTDIDDDMNWYQQKPGQAPRLLISEGNTLRPGVPARFSGSGSGTDFTLTISSLEPEDFAVYYCLQSFNVPLTFGQGTKVEIKRTVAAPSVFIFPPSDSQLKSGTASVVCLLNNFYPREAKVQWKVDNALQSGNSQESVTEQDSKDSTYSLSSTLTLSKADYEKHKVYACEVTHQGLSSPVTKSFNRGEC