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Arginine deiminase uses an active-site cysteine in nucleophilic catalysis of L-arginine hydrolysis

Authors :
Lu, Xuefeng
Galkin, Andrey
Herzberg, Osnat
Dunaway-Mariano, Debra
Source :
Journal of the American Chemical Society. May 5, 2004, Vol. 126 Issue 17, 5374-5375
Publication Year :
2004

Abstract

The results from transient-state kinetic experiments which show that arginine deiminase catalysis proceeds through a covalent adduct formed by activesite Cys406 displacement of ammonia from the guanidium carbon of L-arginine are presented.

Details

Language :
English
ISSN :
00027863
Volume :
126
Issue :
17
Database :
Gale General OneFile
Journal :
Journal of the American Chemical Society
Publication Type :
Academic Journal
Accession number :
edsgcl.119332372