A Combined Hansch/Free-Wilson Approach as Predictive Tool in QSAR Studies on Propafenone-Type Modulators of Multidrug Resistance
作者:Claudia Tmej、Peter Chiba、Mario Huber、Elisabeth Richter、Manuela Hitzler、Klaus-Jürgen Schaper、Gerhard Ecker
DOI:10.1002/(sici)1521-4184(199807)331:7/8<233::aid-ardp233>3.0.co;2-2
日期:1998.7
the central aromatic ring generally influence pharmacological activity, whereby in almost all cases a decrease in MDR‐modulating potency is observed (Q2cv = 0.66). The combined approach results in equations with remarkably higher predictive power (Q2cv = 0.83), specifically molar refractivity shows high significance in all equations derived. This indicates that polar interactions also contribute to protein
合成了一系列 48 种普罗帕酮型多药耐药调节剂,并使用道诺霉素外排试验测量了它们的 P-糖蛋白抑制活性。Free-Wilson 和组合 Hansch / Free-Wilson 分析均使用 log P、部分 log P 和摩尔折射值作为 Hansch 描述符进行。Free-Wilson 分析的结果表明,中央芳香环的修饰通常会影响药理活性,因此在几乎所有情况下,都观察到 MDR 调节效力的降低(Q2cv = 0.66)。组合方法产生的方程具有显着更高的预测能力 (Q2cv = 0.83),特别是摩尔折光率在所有导出的方程中都显示出很高的重要性。这表明极性相互作用也有助于蛋白质结合。