The three-dimensional structure of proteins chemical catalysis the basic equations of enzyme kinetics measurement and magnitude of enzymatic rate constants the pH dependence of enzyme catalysis practical kinetics detection of intermediaries in reactions by kinetics stereochemistry of enzymic reactions active-site-directed and enzyme-activated irreversible inhibitors - affinity labels and suicide inhibitors conformational change, allosteric regulation, motors and work forces between molecules, and enzyme-substrate binding energies enzyme-substrate complementarity and the use of binding energy in catalysis specificity and editing mechanisms recombinant DNA technology case studies of enzyme structure and mechanism protein engineering protein stability kinetics of protein folding folding pathways and energy landscapes.