transcriptional activator ([SW|Xre family]) of competence development and [SW|sporulation] genes, represses [[protein|7024E4162A6D827069F882FDEACA696EBC05DD40]]-dependent flagellar genes, antagonist of [[protein|C17C296F3EB2E106C380E3B5D784F3FA63F4C9B7]] and [[protein|5A6FBAE6553343092862CB79E150F934978C32A9]], has LexA-like autocleavage activity