>sp|P39647|CYSL_BACSU HTH-type transcriptional regulator CysL OS=Bacillus subtilis GN=cysL MYYDVLKTFIAVVEEKNFTKAAEKLMISQPSVSLHIKNLEKEFQTALLNRSPKHFTTTPT GDILYQRAKQMVFLYEQAKAEIYAHHHYVKGELKIAASFTIGEYILPPLLAQLQKLYPEL NLDVMIGNTEEVSERVRMLQADIGLIEGHTNENELEIEPFMEDEMCIAAPNQHPLAGRKE ISISDLQNEAWVTREKGSGTREYLDHVLSSNGLRPKSMFTISSNQGVKEAVINGMGLSVL SRSVLRKDLIHREISILHINNFSLKRKLSYIHSPLMENTKNKEIFITMLKSNYQSQLLK