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Journal of Nutritional Science and Vitaminology|January 1, 1992
Aspartate aminotransferase of E. coli: effects of site-directed mutagenesis on substrate recognitionH KagamiyamaChemical Record (New York, N.Y.)|April 5, 2002
Release of enzyme strain during catalysis reduces the activation energy barrierH Kagamiyama, H HayashiBiofactors (Oxford, England)|March 8, 2000
Activation of the coenzyme at the early step of the catalytic cycle of tryptophanaseH Ikushiro, H KagamiyamaBiochemistry|November 14, 1997
Transient-state kinetics of the reaction of aspartate aminotransferase with aspartate at low pH reveals dual routes in the enzyme-substrate association processH Hayashi, H KagamiyamaProceedings of the National Academy of Sciences of the United States of America|February 7, 2001
Directed evolution of ampicillin-resistant activity from a functionally unrelated DNA fragment: A laboratory model of molecular evolutionT Yano, H KagamiyamaBiochemistry|July 25, 1995
Reaction of aspartate aminotransferase with L-erythro-3-hydroxyaspartate: involvement of Tyr70 in stabilization of the catalytic intermediatesH Hayashi, H KagamiyamaJournal of Biochemistry|July 1, 1982
Aspartate: 2-oxoglutarate aminotransferase from bakers' yeast: crystallization and characterizationT Yagi, H Kagamiyama, M NozakiBiochemistry|February 23, 1993
A hydrogen-bonding network modulating enzyme function: asparagine-194 and tyrosine-225 of Escherichia coli aspartate aminotransferaseT Yano, T Mizuno, H KagamiyamaThe Journal of Biological Chemistry|October 15, 1992
IMP dehydrogenase inhibitors reduce intracellular tetrahydrobiopterin levels through reduction of intracellular GTP levels. Indications of the regulation of GTP cyclohydrolase I activity by restriction of GTP availability in the cellsK Hatakeyama, T Harada, H KagamiyamaBiochemistry|October 28, 1998
The imine-pyridine torsion of the pyridoxal 5'-phosphate Schiff base of aspartate aminotransferase lowers its pKa in the unliganded enzyme and is crucial for the successive increase in the pKa during catalysisH Hayashi, H Mizuguchi, H KagamiyamaPageof 13