>sp|B7N7E4|AC4CH_ECOLU N(4)-acetylcytidine amidohydrolase OS=Escherichia coli O17:K52:H18 GN=yqfB MQPNDITFFQRFQDDILAGRKTITIRDESESHFKTGDVLRVGRFEDDGYFCTIEVTATST VTLDTLTEKHAEQENMTLTELKKVIADIYPGQTQFYVIEFKCL