Synthesis and urease inhibitory activity of 1,4-benzodioxane-based thiosemicarbazones: Biochemical and computational approach
作者:Muhammad Tariq Shehzad、Ajmal Khan、Muhammad Islam、Abdul Hameed、Mohammed Khiat、Sobia Ahsan Halim、Muhammad U. Anwar、Syed Raza Shah、Javid Hussain、Rene Csuk、Samra Khan、Ahmed Al-Harrasi、Zahid Shafiq
DOI:10.1016/j.molstruc.2020.127922
日期:2020.6
in vitro against urease enzyme to elucidate their anti-urease activity. All the compounds displayed potent inhibitory potential with IC50 values ranging between 3.65 ± 2.64 to 31.9 ± 1.094 μM, under positive control of thiourea (IC50 = 20.8 ± 0.75 μM). Structural activity relationship (SAR) has revealed a variation based on substituents pattern at R group. The results of docking study suggest that these
摘要 尿素酶的过度活跃与临床上重要的并发症有关,包括胃溃疡和肾结石。这种酶为胃中低 pH 值的幽门螺杆菌提供了合适的环境,幽门螺杆菌是可能导致癌症的消化性和溃疡性胃病的病原体。据报道,天然和合成小分子可抑制脲酶。在此背景下,合成了一系列新的基于 1,4-苯并二恶烷的缩氨基硫脲 (3a-p),并在体外针对脲酶进行了筛选,以阐明它们的抗脲酶活性。在硫脲的阳性对照(IC50 = 20.8 ± 0.75 μM)下,所有化合物都显示出有效的抑制潜力,IC50 值范围在 3.65 ± 2.64 至 31.9 ± 1.094 μM 之间。结构活性关系 (SAR) 揭示了基于 R 基团取代基模式的变化。对接研究的结果表明,这些化合物通过脲酶活性位点中存在的镍原子进行热力学结合。计算机对接分析和我们的实验结果具有极好的相关性。还预测了所有化合物的药代动力学行为。