>sp|Q01256|ARSR_STAXY Arsenical resistance operon repressor OS=Staphylococcus xylosus OX=1288 GN=arsR PE=4 SV=1 MSYKELSTILKVLSDPSRLEILDLLSCGELCACDLLEHFQFSQPTLSHHMKSLVDNELVT TRKNGNKHMYQLNHEFLDYINQNLDIINTSDQGCACKNMKSGEC