EDITOR
Charles R. Bertsch, Manager, Editorial Production
HANS NEURATH, University of Washington AMERICAN CHEMICAL SOCIETY
1155 Sixteenth Street, N.W., Washington, D. C. 20036 ASSOCIATE EDITORS
Milton P. Gordon, University of Washington Edmond H. Fischer, University of Washington David R. Morris, University of Washington (Acting)
Frederick T. Wall, Executive Director BOOKS AND JOURNALS DIVISION
John Κ Crum, Director (Acting) Joseph H. Kuney, Head, Business Operations Department Ruth Reynard, Assistant to the Director
William W. Parson, University of Washington
EDITORIAL ADVISORY BOARD
Paul D. Boyer, University of California, Los Angeles Roger D. Cole, University of California, Berkeley Minor J. Coon, University of Michigan Medical School Joseph S. Fruton, Yale University David K. Fukushima, Montefiore Hospital, New York Gordon G. Hammes, Cornell University William F. Harrington, Johns Hopkins University John J. Holland, University of California, La Jolla William P. Jencks, Brandeis University Elwood V. Jensen, University of Chicago
©Copyright, 1971, by the American Chemical Society. Published biweekly by the American Chemical Society at 20th and Northampton Streets, Easton, Pennsylvania. Second-class postage paid at Washington, D. C , and at additional mailing offices. Manuscripts for publication and correspondence regarding accepted papers should be sent to the Editor, Hans Neurath, University of Washington, Seattle, Washington 98105. Proof, edited manuscripts, and reprint orders should be sent to Edi torial Production Office, American Chemical Society, 20th and Northampton Streets, Easton, Pa. 18042. Manager: Charles R. Bertsch. Senior Production Editor: Marianne C. Brogan. Assistant Editor: Patricia A. Bronko. Advertising Office: Century Communications Corporation, 142 East Avenue, Norwalk, Connecticut 06851. The American Chemical Society and the Editors of Biochem istry assume no responsibility for the statements and opinions advanced by contributors to this journal.
Irving M. Klotz, Northwestern University Henry A. Lardy, University of Wisconsin Albert L. Lehninger, Johns Hopkins University Peter Lengyel, Yale University Fritz A. Lipmann, Rockefeller University Alton Meister, Cornell University Medical College, New York Kivie Moldave, University of California, Irvine Mary Jane Osborne, University of Connecticut William D. Phillips, Du Pont Experimental Station Rodney R. Porter, Oxford University William J. Ray, Jr., Purdue University Phillips W. Robbins, Massachusetts Institute of Technology Harold A. Scheraga, Cornell University S. Jonathan Singer, University of California, San Diego Earl R. Stadtman, National Heart Institute Charles C. Sweeley, Michigan State University Paul O. P. Ts'o, Johns Hopkins University Bert L. Vallee, Harvard Medical School Bernard Witkop, National Institutes of Health
SECRETARY O F T H E B O A R D
Warren E. C. Wacker, Harvard Medical School
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BIOCHEMISTRY,
V O L . 10,
N O . 22,
1971
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