>5i9q_H mol:protein length:225 3BNC55 Fab heavy chainQVQLVQSGTAVKRPGASVRVSCQASGYTFTDYFIYWWRQAPGQGLEWLGWINPLTSQPSYPSRFQGRLTLTRDTFDEMLYMDLRGLRSDDTGIYFCARRHSDYCDFDIWGSGTQIIVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKRVEPKSCDKT