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基于片段的脂蛋白(a)kringle 结构域 KIV-10 靶向抑制剂的药物设计与心血管疾病

Fragment-based drug design of novel inhibitors targeting lipoprotein (a) kringle domain KIV-10-mediated cardiovascular disease.

机构信息

Department of Clinical Pharmacology Faculty of Medicine, King Abdulaziz University, Jeddah, 21589, Saudi Arabia.

Centre of Research Excellence for Drug Research and Pharmaceutical Industries, King Abdulaziz University, Jeddah, Saudi Arabia.

出版信息

J Bioenerg Biomembr. 2024 Jun;56(3):247-259. doi: 10.1007/s10863-024-10013-2. Epub 2024 Mar 14.


DOI:10.1007/s10863-024-10013-2
PMID:38483739
Abstract

Cardiovascular diseases (CVDs) are the leading cause of death globally, attributed to a complex etiology involving metabolic, genetic, and protein-related factors. Lipoprotein(a) (Lp(a)), identified as a genetic risk factor, exhibits elevated levels linked to an increased risk of cardiovascular diseases. The lipoprotein(a) kringle domains have recently been identified as a potential target for the treatment of CVDs, in this study we utilized a fragment-based drug design approach to design a novel, potent, and safe inhibitor for lipoprotein(a) kringle domain. With the use of fragment library (61,600 fragments) screening, combined with analyses such as MM/GBSA, molecular dynamics simulation (MD), and principal component analysis, we successfully identified molecules effective against the kringle domains of Lipoprotein(a). The hybridization process (Breed) of the best fragments generated a novel 249 hybrid molecules, among them 77 exhibiting superior binding affinity (≤ -7 kcal/mol) compared to control AZ-02 (-6.9 kcal/mol), Importantly, the top ten molecules displayed high similarity to the control AZ-02. Among the top ten molecules, BR1 exhibited the best docking energy (-11.85 kcal/mol ), and higher stability within the protein LBS site, demonstrating the capability to counteract the pathophysiological effects of lipoprotein(a) [Lp(a)]. Additionally, principal component analysis (PCA) highlighted a similar trend of motion during the binding of BR1 and the control compound (AZ-02), limiting protein mobility and reducing conformational space. Moreover, ADMET analysis indicated favorable drug-like properties, with BR1 showing minimal violations of Lipinski's rules. Overall, the identified compounds hold promise as potential therapeutics, addressing a critical need in cardiovascular medicine. Further preclinical and clinical evaluations are needed to validate their efficacy and safety, potentially ushering in a new era of targeted therapies for CVDs.

摘要

心血管疾病 (CVDs) 是全球主要的死亡原因,其病因涉及代谢、遗传和蛋白质相关因素的复杂组合。脂蛋白 (a) (Lp(a)) 被确定为遗传风险因素,其水平升高与心血管疾病风险增加相关。脂蛋白 (a) 的kringle 结构域最近被确定为治疗 CVDs 的潜在靶点,在这项研究中,我们利用基于片段的药物设计方法设计了一种针对脂蛋白 (a) kringle 结构域的新型、有效且安全的抑制剂。通过使用片段文库 (61600 个片段) 筛选,并结合 MM/GBSA、分子动力学模拟 (MD) 和主成分分析等分析方法,我们成功地鉴定出了针对脂蛋白 (a) kringle 结构域的有效分子。最佳片段的杂交过程 (Breed) 产生了 249 种新型杂合分子,其中 77 种的结合亲和力 (≤-7 kcal/mol) 优于对照 AZ-02 (-6.9 kcal/mol),重要的是,前 10 种分子与对照 AZ-02 具有高度相似性。在这 10 个分子中,BR1 表现出最佳的对接能量 (-11.85 kcal/mol) 和在蛋白质 LBS 结合位点内的更高稳定性,表明其有能力对抗脂蛋白 (a) [Lp(a)] 的病理生理效应。此外,主成分分析 (PCA) 突出了 BR1 和对照化合物 (AZ-02) 结合时的类似运动趋势,限制了蛋白质的流动性并减少了构象空间。此外,ADMET 分析表明其具有良好的类药性,BR1 对 Lipinski 规则的违反最小。总之,所鉴定的化合物具有作为潜在治疗药物的潜力,满足了心血管医学的关键需求。需要进一步的临床前和临床评估来验证其疗效和安全性,这可能会开创 CVDs 靶向治疗的新时代。

相似文献

[1]
Fragment-based drug design of novel inhibitors targeting lipoprotein (a) kringle domain KIV-10-mediated cardiovascular disease.

J Bioenerg Biomembr. 2024-6

[2]
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J Biol Chem. 2020-3-4

[3]
Comparison of the effects of Apo(a) kringle IV-10 and plasminogen kringles on the interactions of lipoprotein(a) with regulatory molecules.

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[4]
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[5]
Quantitative evaluation of the contribution of weak lysine-binding sites present within apolipoprotein(a) kringle IV types 6-8 to lipoprotein(a) assembly.

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[6]
Identification of two functionally distinct lysine-binding sites in kringle 37 and in kringles 32-36 of human apolipoprotein(a).

J Biol Chem. 1995-3-17

[7]
High-resolution crystal structure of apolipoprotein(a) kringle IV type 7: insights into ligand binding.

Protein Sci. 2001-6

[8]
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J Lipid Res. 2020-12

[9]
Baboon lipoprotein(a) binds very weakly to lysine-agarose and fibrin despite the presence of a strong lysine-binding site in apolipoprotein(a) kringle IV type 10.

Biochemistry. 2005-1-18

[10]
Lipoprotein(a) assembly. Quantitative assessment of the role of apo(a) kringle IV types 2-10 in particle formation.

Arterioscler Thromb Vasc Biol. 1996-12

本文引用的文献

[1]
Lipoprotein(a)-60 Years Later-What Do We Know?

Cells. 2023-10-17

[2]
Investigating the Mechanism of Action of Anti-Dengue Compounds as Potential Binders of Zika Virus RNA-Dependent RNA Polymerase.

Viruses. 2023-7-4

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J Int Med Res. 2023-3

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Molecules. 2023-1-18

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Fludarabine, a Potential DNA-Dependent RNA Polymerase Inhibitor, as a Prospective Drug against Monkeypox Virus: A Computational Approach.

Pharmaceuticals (Basel). 2022-9-9

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Atherosclerosis. 2022-5

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Designing Novel Compounds for the Treatment and Management of RET-Positive Non-Small Cell Lung Cancer-Fragment Based Drug Design Strategy.

Molecules. 2022-2-28

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Bioinformatics approaches identified dasatinib and bortezomib inhibit the activity of MCM7 protein as a potential treatment against human cancer.

Sci Rep. 2022-1-27

[10]
Genetic mutations of APOEε4 carriers in cardiovascular patients lead to the development of insulin resistance and risk of Alzheimer's disease.

J Biochem Mol Toxicol. 2022-2

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