Classification of Enzymes

Question 1

Function: REDOX
Examples:
Lactate Dehydrogenase,
Dihydrofolate Reductase

Answer 1

Oxidoreductase

Question 2

INTERmolecular Group Transfer (move chemical groups)
Examples:
Creatinine Kinase, Hexokinase, NMK (Nucleoside Monophosphate Kinase)

Answer 2

Transferases

Question 3

HYDROLYTIC reactions (transfer of functional groups to water)
Examples: Chromotrypsin, LYSOZOME, RNase A

Answer 3

Hydrolases

Question 4

NON-HYDROLYTIC cleavage of bonds
Examples: FUMARASE, Enolase

Answer 4

Lyases

Question 5

INTRAmolecular group transfer
Examples: Triose Phosphate Isomerase, Methylmalonyl CoA Mutase

Answer 5

Isomerases

Question 6

Synthesis of new covalent bond between substrate, using ATP hydrolysis
Examples: RNA polymerase, PYRUVATE CARBOXYLASE, CITRATE SYNTHASE

Answer 6

Ligases