Guanine, Pyrazolo[3,4-<i>d</i>]pyrimidine, and Triazolo[4,5-<i>d</i>]pyrimidine (8-Azaguanine) Phosphonate Acyclic Derivatives as Inhibitors of Purine Nucleoside Phosphorylase
作者:Lilia M. Beauchamp、Joel V. Tuttle、Martha E. Rodriguez、Marcos L. Sznaidman
DOI:10.1021/jm950736k
日期:1996.1.1
Phosphonate acyclic derivates of guanines, pyrazolo[3,4-d]pyrimidines, and triazolo[4,5-d]-pyrimidines (8-azaguanines) are inhibitors of the enzyme purine nucleoside phosphorylase (PNPase) with Ki' values ranging from 0.05 to 1.6 microM. These compounds are enzymatically stable congeners of the potent PNPase inhibitor acyclovir diphosphate (53).
鸟嘌呤,吡唑并[3,4-d]嘧啶和三唑并[4,5-d]-嘧啶(8-氮杂鸟嘌呤)的膦酸酯无环衍生物是嘌呤核苷磷酸化酶(PNPase)的抑制剂,其Ki'值范围为0.05至1.6 microM。这些化合物是有效的PNPase抑制剂无环鸟苷二磷酸的酶稳定同类物(53)。