>9KYG_1|Chains A, B|N(4)-acetylcytidine amidohydrolase|Escherichia coli BL21(DE3) (469008) MQPNDITFFQRFQDDILAGRKTITIRDESESHFKTGDVLRVGRFEDDGYFCTIEVTATSTVTLDTLTEKHAEQENMTLTELIKVIADIYPGQTQFYVIEFKCL