Enzyme Nomenclature. Recommendations
EC 2.7.6.1 ribose-phosphate diphosphokinase
EC 2.7.6.2 thiamine diphosphokinase
EC 2.7.6.3 2-amino-4-hydroxy-6-hydroxymethyldihydropteridine diphosphokinase
EC 2.7.6.4 nucleotide diphosphokinase
EC 2.7.6.5 GTP diphosphokinase