Enzymes

3/12/01


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Table of Contents

Enzymes

Enzymes Show All the Properties of Proteins

Enzymes Classified on Basis of Reactions They Catalyze

PPT Slide

Enzymes Show Specificity Toward Their Substrates

Enzyme-Substrate Complex

Mechanisms

Enzymes Can Catalyze Reactions With 2 Substrates

Rate of Chemical Reactions

Free Energy

PPT Slide

Relationship Between Substrate Concentration & Rate of Enzymatic Reaction

Michaelis-Menten Equation

Km

Lineweaver-Burke Plot

Lineweaver-Burke Plots Single vs. Double Displacement

Use of Michaelis-Menten Equation

Use of Michaelis-Menten Equation

Many Enzymes Occur in Multiple Forms

Vitamins and Trace Elements in the Function of Enzymes

Thiamine (Vitamin B1)

Riboflavin (Vitamin B2)

Nicotinamide

Pantothenic Acid

Pyridoxine (Vitamin B6)

Biotin

Folic Acid

Vitamin B12

Ascorbic acid

Fat Soluble Vitamins

PPT Slide

Cofactors

Enzymes and Inhibition by Specific Chemical Agents

Competitive Inhibition

Noncompetitive Inhibitor

Uncompetitive Inhibition

Enzymes Can Be Assayed Quantitatively

Catalytic Activities of Many Enzymes Are Regulated

Enzymes May Be Catalytically Defective Due to Genetic Mutation

Author: Laura Thompson