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Archives of Biochemistry and Biophysics|July 23, 1999
Mutant PTR1 proteins from Leishmania tarentolae: comparative kinetic properties and active-site labelingC F Chang, T Bray, J M WhiteleyThe Journal of Biological Chemistry|February 16, 1996
Altered structural and mechanistic properties of mutant dihydropteridine reductasesP M Kiefer, K I Varughese, Y Su, et al.International Journal of Peptide and Protein Research|September 1, 1994
Structural and mechanistic implications of incorporating naturally occurring aberrant mutations of human dihydropteridine reductase into a rat modelK I Varughese, N H Xuong, J M WhiteleyThe Journal of Biological Chemistry|August 5, 1992
Characterization and nucleotide binding properties of a mutant dihydropteridine reductase containing an aspartate 37-isoleucine replacementC E Grimshaw, D A Matthews, K I Varughese, et al.Archives of Biochemistry and Biophysics|June 1, 1991
Role of aspartate-37 in determining cofactor specificity and binding in rat liver dihydropteridine reductaseD A Matthews, K I Varughese, M Skinner, et al.Proteins|April 1, 1997
Purification and preliminary crystallographic studies on the sporulation response regulatory phosphotransferase protein, Spo0B, from Bacillus subtilisX Z Zhou, Madhusudan, J M Whiteley, et al.Molecular Cell|November 11, 1998
Formation of a novel four-helix bundle and molecular recognition sites by dimerization of a response regulator phosphotransferaseK I Varughese, Madhusudan, X Z Zhou, et al.Archives of Biochemistry and Biophysics|June 15, 1997
Pterin and folate reduction by the Leishmania tarentolae H locus short-chain dehydrogenase/reductase PTR1J Wang, E Leblanc, C F Chang, et al.Proceedings of the National Academy of Sciences of the United States of America|June 7, 1994
Structural and mechanistic characteristics of dihydropteridine reductase: a member of the Tyr-(Xaa)3-Lys-containing family of reductases and dehydrogenasesK I Varughese, N H Xuong, P M Kiefer, et al.Acta Crystallographica. Section D, Biological Crystallography|May 1, 1996
Crystallization and preliminary X-ray analysis of a Y13S mutant of Spo0F from Bacillus subtilisMadhusudan, J Zapf, J M Whiteley, et al.Pageof 33