>tr|A0A4Z0DZB4|A0A4Z0DZB4_SERPR Cytidylate kinase OS=Serratia proteamaculans GN=cmk MTATAPVITVDGPSGAGKGTLCKALAESLGWRLLDSGAIYRVLALAALHHQVDITSEEAL VPLAAHLDVRFIAQDGKLQVILEGEDVSNEIRTETVGNTASQAAAFPRVREALLRRQRAF REAPGLIADGRDMGTVVFPDAPVKIFLDASSEERAHRRMLQLQEKGFNVNFERLLAEIKE RDDRDRNRPIAPLVPASDALVLDSTSMSIDEVIQRALTYAHEVLALPQQ