ID 2.7.1.226 DE L-serine kinase (ADP). CA L-serine + ADP = O-phospho-L-serine + AMP + H(+). CC -!- The enzyme, characterized in the hyperthermophilic archaeon CC Thermococcus kodakarensis, participates in L-cysteine biosynthesis. DR Q5JD03, SERK_THEKO ; //