0]hexane) derivatives of known inhibitors were prepared and compared as human (h) AdK inhibitors. 5'-Hydroxy (34, MRS4202 (S); 55, MRS4380 (N)) and 5'-deoxy 38a (MRS4203 (S)) analogues, containing 7- and N(6)-NH phenyl groups in 7-deazaadenine, robustly inhibited AdK activity (IC50 ∼ 100 nM), while the 5'-hydroxy derivative 30 lacking the phenyl substituents was weak. Docking in the hAdK X-ray structure and
腺苷激酶(AdK)
抑制剂可提高内源性
腺苷水平,尤其是在疾病状态下,并具有治疗癫痫,神经退行性变和炎症的潜力。根据结合在AdK X射线晶体结构,(S)-和North(N)-甲
氨基甲酸(
双环[3.1.0]己烷)中的核苷
抑制剂的South(S)
核糖构象和分子动力学(MD)分析。制备了已知
抑制剂的衍
生物,并与人(h)AdK
抑制剂进行了比较。5'-羟基(34,MRS4202(S); 55,MRS4380(N))和5'-脱氧38a(MRS4203(S))类似物,在7-脱氮杂
腺嘌呤中含有7-和N(6)-NH苯基,强烈抑制AdK活性(IC50〜100 nM),而缺少苯基取代基的5'-羟基衍
生物30较弱。对接的hAdK X射线结构和MD模拟表明了一种类似于5'-deoxy-5-iodotubercidin和其他已知
抑制剂的结合方式。因此,用于进一步增强效能的基于结构的设计方法是可能的。这项研究中有效的AdK