>d1c6vb_ c.55.3.2 (B:) Retroviral integrase, catalytic domain {Simian immunodeficiency virus} nsdlgtwqmdcthlegkivivavhvasgfieaevipqetgrqtalfllklagrwpithlh tdnganfasqevkmvawwagiehtfgvpynpqsqgvveamnhhlknqidrireqansvet ivlmavhcmnhkrrggigdmtpaerlinmitte