>2b1a_H mol:protein length:226 Fab 2219, heavy chainEIQLEQSGAEVKKSGESLKISCQTSGYSFSDYWIGWVRQMPGKGLEWMGIFYPGDSDSRYSPSFEGQVTMSADRSTNTAHLQWSSLKPSDTALYYCARLGGDYEDSGADAFDFWGQGTLVTVSSASTKGPSVFPLAPSSKSTSGGTAALGCLVKDYFPEPVTVSWNSGALTSGVHTFPAVLQSSGLYSLSSVVTVPSSSLGTQTYICNVNHKPSNTKVDKKVEPKS