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小牛脾磷酸核糖焦磷酸酶与无环膦酸酯抑制剂相互作用的热力学研究。

Thermodynamic studies of interactions of calf spleen PNP with acyclic phosphonate inhibitors.

作者信息

Breer Katarzyna, Wielgus-Kutrowska Beata, Hashimoto Mariko, Hikishima Sadao, Yokomatsu Tsutomu, Szczepanowski Roman H, Bochtler Matthias, Girstun Agnieszka, Starón Krzysztof, Bzowska Agnieszka

机构信息

Department of Biophysics, Institute of Experimental Physics, University of Warsaw, Zwirki i Wigury 93, 02-089 Warsaw, Poland.

出版信息

Nucleic Acids Symp Ser (Oxf). 2008(52):663-4. doi: 10.1093/nass/nrn335.

DOI:10.1093/nass/nrn335
PMID:18776554
Abstract

The Gibbs binding energy and entropy/enthalpy contributions to the interaction of calf spleen purine nucleoside phosphorylase (PNP) with the novel multisubstrate analogue DFPP-DG, as well as with DFPP-G and (S)-PMP-DAP were determined by fluorescence and calorimetric studies. Results were compared with findings for guanine - a natural reaction product and inhibitor.

摘要

通过荧光和量热研究确定了吉布斯结合能以及熵/焓对小牛脾嘌呤核苷磷酸化酶(PNP)与新型多底物类似物DFPP-DG、DFPP-G和(S)-PMP-DAP相互作用的贡献。将结果与鸟嘌呤(一种天然反应产物和抑制剂)的研究结果进行了比较。

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Thermodynamic studies of interactions of calf spleen PNP with acyclic phosphonate inhibitors.小牛脾磷酸核糖焦磷酸酶与无环膦酸酯抑制剂相互作用的热力学研究。
Nucleic Acids Symp Ser (Oxf). 2008(52):663-4. doi: 10.1093/nass/nrn335.
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Crystal structure of calf spleen purine nucleoside phosphorylase with two full trimers in the asymmetric unit: important implications for the mechanism of catalysis.非对称单元中含有两个完整三聚体的小牛脾嘌呤核苷磷酸化酶的晶体结构:对催化机制的重要启示
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Synthesis and biological evaluation of 9-deazaguanine derivatives connected by a linker to difluoromethylene phosphonic acid as multi-substrate analogue inhibitors of PNP.通过连接基与二氟亚甲基膦酸相连的9-脱氮鸟嘌呤衍生物作为嘌呤核苷磷酸化酶多底物类似物抑制剂的合成及生物学评价
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Biochemistry. 2009 Jun 16;48(23):5226-38. doi: 10.1021/bi9005896.