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减法蛋白质组学分析以揭示用于独特药物设计的潜在药物靶点。 (原文句末不完整,推测补充了完整内容后翻译如上)

Subtractive proteomics analysis to uncover the potent drug targets for distinctive drug design of .

作者信息

Bappy Md Nazmul Islam, Robin Tanjin Barketullah, Prome Anindita Ash, Patil Rajesh B, Moin Abu Tayab, Akter Rupali, Laskar Fayeza Sadia, Roy Anindita, Akter Hafsa, Zinnah Kazi Md Ali

机构信息

Faculty of Biotechnology and Genetic Engineering, Sylhet Agricultural University, Sylhet-3100, Bangladesh.

Department of Animal and Fish Biotechnology, Sylhet Agricultural University, Sylhet-3100, Bangladesh.

出版信息

Heliyon. 2023 Jun 6;9(6):e17026. doi: 10.1016/j.heliyon.2023.e17026. eCollection 2023 Jun.

Abstract

is a serious health concern of the current world that possesses a serious global health threat and is emerging at a high rate. Available antifungal drugs are failing to combat this pathogen as they are growing resistant to those drugs and some strains have already shown resistance to all three available antifungal drugs in the market. Hence, finding alternative therapies is essential for saving lives from this enemy. To make the development of new treatments easier, we conducted some study of this pathogen to discover possible targets for drug design and also recommended some possible metabolites to test circumstances. The complete proteome of the representative strain was retrieved, and the duplicate, non-essential, human homologous, non-metabolic, and druggable proteins were then eliminated. As a result, out of a total of 5441  proteins, we were able to isolate three proteins (XP 028890156.1, XP 028891672.1, and XP 028891858.1) that are crucial for the pathogen's survival as well as host-non-homolog, metabolic, and unrelated proteins to the human microbiome. Their subcellular locations and interactions with a large number of proteins (10 proteins) further point to them being good candidates for therapeutic targets. Following docking of 29 putative antifungals of plant origin against the three proteins we chose, Caledonixanthone E, Viniferin, Glaucine, and Jatrorrhizine were discovered to be the most effective means of inhibiting those proteins since they displayed higher binding affinities (ranging from -28.97 kcal/mol to -51.99 kcal/mol) than the control fluconazole (which ranged between -28.84 kcal/mol and -41.15 kcal/mol). According to the results of MD simulations and MM-PBSA calculations, Viniferin and Caledonixanthone E are the most effective ligands for the proteins XP 028890156.1, XP 028891672.1, and XP 028891858.1. Furthermore, they were predicted to be safe and also showed proper ADME properties.

摘要

这是当前世界一个严重的健康问题,构成了严重的全球健康威胁,且正在高速出现。现有的抗真菌药物无法对抗这种病原体,因为它们对这些药物产生了耐药性,一些菌株已经对市场上所有三种可用的抗真菌药物表现出耐药性。因此,寻找替代疗法对于拯救生命免受这个敌人的侵害至关重要。为了使新疗法的开发更容易,我们对这种病原体进行了一些研究,以发现药物设计的可能靶点,并推荐了一些可能的代谢物用于测试情况。检索了代表性菌株的完整蛋白质组,然后去除了重复的、非必需的、人类同源的、非代谢的和可成药的蛋白质。结果,在总共5441种蛋白质中,我们能够分离出三种蛋白质(XP 028890156.1、XP 028891672.1和XP 028891858.1),它们对于病原体的生存至关重要,并且是宿主非同源、代谢的以及与人类微生物群无关的蛋白质。它们的亚细胞定位以及与大量蛋白质(10种蛋白质)的相互作用进一步表明它们是治疗靶点的良好候选者。在将29种推定的植物源抗真菌剂与我们选择的三种蛋白质进行对接后,发现加来酮黄烷酮E、葡萄素、青藤碱和药根碱是抑制这些蛋白质的最有效手段,因为它们显示出比对照氟康唑更高的结合亲和力(范围从-28.97千卡/摩尔到-51.99千卡/摩尔),而对照氟康唑的结合亲和力在-28.84千卡/摩尔和-41.15千卡/摩尔之间。根据分子动力学模拟和MM-PBSA计算的结果,葡萄素和加来酮黄烷酮E是蛋白质XP 028890156.1、XP 028891672.1和XP 028891858.1最有效的配体。此外,它们被预测是安全的,并且还显示出适当的药物代谢动力学性质。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/a8c8/10361121/743af0378eb0/gr1.jpg

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