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Enzyme Classes

International Classification of Enzymes

QuestionAnswer
Class 1 Oxidoreductases Transfer of electrons (Hydride ions or H atoms)
Class 2 Transferases Group transfer reactions
Class 3 Hydrolases Hydrolysis reactions (transfer of functional groups to water)
Class 4 Lyases Addition of groups to double bonds, or formation of double bonds by removal of groups
Class 5 Isomerases Transfer of groups within molecules to yield isomeric forms
Class 6 Ligases Formation of C--C, C--S, C--O, and C--N bonds by condensation reactions coupled to cleavage of ATP
Created by: hucop15
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