>4lc5_A: Cytidine and deoxycytidylate deaminase zinc-binding region GHMNDALHIGLPPFLVQANNEPRVLAAPEARMGYVLELVRANIAADGGPFAAAVFERDSGLLIAAGTNRVVPGRCSAAHA EILALSLAQAKLDTHDLSADGLPACELVTSAEPCVMCFGAVIWSGVRSLVCAARSDDVEAIGFDEGPRPENWMGGLEARG ITVTTGLLRDAACALLREYNACNGVIYNARCGVHKGS >4lc5_B: Cytidine and deoxycytidylate deaminase zinc-binding region GHMNDALHIGLPPFLVQANNEPRVLAAPEARMGYVLELVRANIAADGGPFAAAVFERDSGLLIAAGTNRVVPGRCSAAHA EILALSLAQAKLDTHDLSADGLPACELVTSAEPCVMCFGAVIWSGVRSLVCAARSDDVEAIGFDEGPRPENWMGGLEARG ITVTTGLLRDAACALLREYNACNGVIYNARCGVHKGS