1
Class 1 · Oxidoreductases [E-Book] : EC 1 /
2
Class 2 Transferases [E-Book] : EC 2.1–2.7.10 /
3
Class 2 Transferases [E-Book] : EC 2.7.11.1–2.7.11.16 /
4
Class 3 Hydrolases [E-Book] : EC 3.1–3.4.21 /
5
Class 3 Hydrolases [E-Book] : EC 3.4.22—3.13 /
6
Class 4–6 Lyases, Isomerases, Ligases [E-Book] : EC 4–6 /
7
Springer Handbook of Enzymes [E-Book] : Class 2 Transferases EC 2.7.11.17-2.8 /