>sp|C6A187|KCY_THESM Cytidylate kinase OS=Thermococcus sibiricus GN=cmk
MSRKCLVITVSGLAGSGTTTLCRNLSRYYGFKHIYAGLIFRQMAKEMGMSLQQFQEYAEM
HPEIDREVDRRQIEAAEDCNVVIEGRLAGWMVKEADLKVWLEAPIQVRAQRVARREGISI
EEAFMQIAEREMQNRKRYLNLYGIDINDRSIYDLVINTFKWGPDGVFAIVKAAIDHLYPD
GDAGSGANPGNKS