1. Roberts, R. J., and Halford, S. E. (1993) inNucleases, 2nd ed., pp 35−88, Cold Spring Harbor Laboratory Press, Plainview, NY.
2. Gerlt, J. A. (1993) inNucleases, 2nd ed., pp 1−34, Cold Spring Harbor Laboratory Press, Plainview, NY.
3. The stereochemical course of the restriction endonuclease EcoRI-catalyzed reaction.