>gnl|BMRB|6373.1 catalytic_domain_of_LexA_mutant LLQEEEEGLPLVGRVAAGEPLPAQWHIEGHYQVDPSLFKPNADFLLRVSGMSMKDIGIMDGDLLAVHKTQDVRNGQVVVARIHDAVTVARLKKQGNKVELLPENSEFKPIVVDLRQQSFTIEGLAVGVIRNGDWL