>1VSM_1|Chain A|PROTEIN (INTEGRASE)|Rous sarcoma virus (strain Schmidt-Ruppin) (11889) GLGPLQIWQTDFTLEPRMAPRSWLAVTVDTASSAIVVTQHGRVTSVAAQHHWATAIAVLGRPKAIKTDNGSCFTSKSTREWLARWGIAHTTGIPGNSQGQAMVERANRLLKDKIRVLAEGDGFMKRIPTSKQGELLAKAMYALNHF