two of them , which phosphorylated fructose 1.5 times faster than glucose , were designated as hexokinase i and ii ( atp : d-hexose 6-phosphotransferase , ec 2.7.1.1 . ) , and the other with very low or no fructose-phosphorylating activity , as glucokinase ( atp : d-glucose 6-phosphotransferase , ec 2.7.1.2 ) .
C0019494
hexose
C0016745
fructose