>1QWF_1|Chain A|TYROSINE-PROTEIN KINASE TRANSFORMING PROTEIN SRC|Avian sarcoma virus (11876) GSHMGGVTTFVALYDYESRTETDLSFKKGERLQIVNNTEGDWWLAHSLTTGQTGYIPSNYVAPS >1QWF_2|Chain B|VAL-SER-LEU-ALA-ARG-ARG-PRO-LEU-PRO-PRO-LEU-PRO| VSLARRPLPPLP