>7tjq_D mol:protein length:124 SAN27-14 Fab heavy chainQVRLEQSGADVKKPGASVRVSCKASGYTFNGYYIHWVRQAPGQGLEWMGWINPYTGETNYAQTFRGRVTLTRDTSLKTLHLDLISLRSGDTAIYYCARGNCSISGCYYSWLDHWGQGTLVTVSS