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NMR evidence for the participation of a low-barrier hydrogen bond in mechanism of delta5-3-...
- 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.
- Subjects :
- *NUCLEAR magnetic resonance
*HYDROGEN bonding
*ISOMERASES
Subjects
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