>sp|A9N1L6|LEXA_SALPB LexA repressor OS=Salmonella paratyphi B GN=lexA MKALTARQQEVFDLIRDHISQTGMPPTRAEIAQRLGFRSPNAAEEHLKALARKGVLEIVS GASRGIRLLQEEEDGLPLVGRVAAGEPLLAQQHIEGHYQVDPSLFKPSADFLLRVSGMSM KDIGIMDGDLLAVHKTQDVRNGQVVVARIDDEVTVKRLKKQGNKVELLPENSEFTPIVVD LREQSFTIEGLAVGVIRNGEWL