KEGG Orthology (KO) [BR:ljh00001] 09100 Metabolism 09104 Nucleotide metabolism 00230 Purine metabolism [PATH:ljh00230] LJP_1608c guanylate kinase K00942 gmk; guanylate kinase [EC:2.7.4.8] Enzymes [BR:ljh01000] 2. Transferases 2.7 Transferring phosphorus-containing groups 2.7.4 Phosphotransferases with a phosphate group as acceptor 2.7.4.8 guanylate kinase LJP_1608c guanylate kinase K00942 gmk; guanylate kinase [EC:2.7.4.8]