>sp|Q3YUY9|RSD_SHISS Regulator of sigma D OS=Shigella sonnei GN=rsd MLNQLDNLTERVRGSNKLVDRWLHVRKHLLVAYYNLVGIKPGKESYMRLNEKALDDFCQS LVDYLSAGHFSIYERILHKLEGNGQLARAAKIWPQLEANTQQIMDYYDSSLETAIDHDNY LEFQQVLSDIGEALEARFVLEDKLILLVLDAARVKHPA