Cofactors
Cofactors are inorganic molecules that help enzymes carry out their functions as catalysts.
In multi-step biological pathways, the cofactors may transfer atoms or groups of atoms from one reaction to another or form part of the active site of the enzyme.
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Key terms in this lesson
- active site
- The region of an enzyme, with a shape complementary to its substrate, where the substrate binds and the reaction is catalysed.