>7ktx_J mol:protein length:234 Fab DH4 light chainLFAIPLVVPFYSHSALDVVMTQSPLSLPVTPGEPASISCRSSQTLMNRNGNNFLDWYLQKPGQSPQLLIYLGSNRAPGVPDRFSGSGSGTDFTLRISRVEPEDVGVYYCMQALQTPSFGGGTKVEIRRTVAAPSVFIFPPSDEQLKSGTASVVCLLNNFYPREAKVQWKVDNALQSGNSQESVTEQDSKDSTYSLSSTLTLSKADYEKHKVYACEVTHQGLSSPVTKSFNRGEC