>4lou_E mol:protein length:222 Fab heavy chainEVRLLESGGGLVQPGGSLKLSCAASGFDYSRYWMSWVRQAPGKGLKWIGEINPVSSTINYTPSLKDKFIISRDNAKDTLYLQISKVRSEDTALYYCARLYYGYGYWYFDVWGAGTTVTVSSAKTTPPSVYPLAPGSAAAAASMVTLGCLVKGYFPEPVTVTWNSGSLAAGVHTFPAVLQAALYTLSSSVTVPSSSWPSETVTCNVAHPASSTKVDKKIVPRA