This new volume of Methods in Enzymology continues the legacy of this premier serial by containing quality chapters authored by leaders in the field. This volume covers methods in protein design and it has chapters on such topics as protein switch engineering by domain insertion, evolution based design of proteins, and computationally designed proteins. - Continues the legacy of this premier serial with quality chapters authored by leaders in the field - Covers methods in protein design - Contains chapters with such topics as protein switch engineering by domain insertion, evolution-based design of proteins, and computationally designed proteins