1. Luisi, P.L., in: Optically Active Polymers (Sélégny, E., ed.). Dordrecht: Reidel (in press)
2. Pauling, L.: Am. Sci. 36, 51 (1948)
3. Storm, D.R., Koshland, D.E., Jr.: J. Am. Chem. Soc. 94, 5805 (1972)
4. Koshland, D.E., Jr.: Adv. Enzymol. 22, 45 (1960)
5. Koshland, D.E., Jr., Nemthy, C., Filmer, D.: Biochemistry 5, 365 (1966)