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NMR evidence for the participation of a low-barrier hydrogen bond in mechanism of delta5-3-...

Authors :
Zhao, Qinjian
Abeygunawardana, Chitrananda
Source :
Proceedings of the National Academy of Sciences of the United States of America. 8/8/96, Vol. 93 Issue 16, p8220. 5p. 1 Diagram, 3 Graphs.
Publication Year :
1996

Abstract

Studies the direct nuclear magnetic resonance (NMR) spectral evidence for the existence of a low-barrier hydrogen bond (LBHB) between the acid catalyst, Tyr-14, and the dienolic intermediate of isomerase. Detection of deshielded resonance by the binding of the dienolate to isomerase; LBHB's role on stabilization and catalytic power of the enzyme.

Details

Language :
English
ISSN :
00278424
Volume :
93
Issue :
16
Database :
Academic Search Index
Journal :
Proceedings of the National Academy of Sciences of the United States of America
Publication Type :
Academic Journal
Accession number :
9704184953
Full Text :
https://doi.org/10.1073/pnas.93.16.8220