>7lx3_N mol:protein length:235 PGT122 Fab heavy chainQVHLQESGPGLVKPSETLSLTCNVSGTLVRDNYWSWIRQPLGKQPEWIGYVHDSGDTNYNPSLKSRVHLSLDKSKNLVSLRLTGVTAADSAIYYCATTKHGRRIYGVVAFKEWFTYFYMDVWGKGTSVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKRVEPKSC