Download Enzyme structure and function notes

Enzyme structure and function notes
Definitions:
Enzyme:
Active site:
Activation energy:
Catabolism:
Metabolism:
Anabolism:
Catalyst:
Substrate:
Properties of enzymes

Composed of proteins

Substrate specific

Not used up or changed in a reaction

Have optimal conditions

Sensitive to factors such as temperature and pH

Denoted by the suffix ‘ase’
Diagrams
Lock and key model
Induced-fit model
Factors that affect the rate or enzyme activity

Temperature

pH

Amount of substrate

Amount of enzyme

Chemical inhibitor
a) Competitive inhibitor
b) Non- competitive inhibitor

Cofactors and Coenzymes
Anabolic reactions
Catabolic reactions