>sp|P52144|ARSR2_ECOLX Arsenical resistance operon repressor OS=Escherichia coli GN=arsR
MPEIASLQLFKILSDETRLGIVLLLREMGELCVCDLCTALEQSQPKTSRHLAMLRESGLL
LDRKQGKWVHYRLSPHIPSWAALVIEQAWLSQQDDVQAIARKLASANCSGSGKAVCI