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一种关于人乳头瘤病毒中L1蛋白的同源建模算法

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人乳头瘤病毒与宫颈癌等恶性肿瘤的发病率密切相关,从市场疫苗研究基础和病毒组成角度上,其位于晚期转录区的L1蛋白都起到至关重要的作用.目的:获取人乳头瘤病毒中L1蛋白的蛋白模板并通过自主建模方式解析其五聚体结构.方法:首先,采取数据库检索对比,获取大量不同亚型的人乳头瘤病毒的L1蛋白结构序列;利用Align序列对比分析,使用SWISS-model同源建模法,计算得到自主建立的蛋白模型,深度分析模型中L1蛋白的疏水簇结构,氢键网络,盐桥结构,相互接触图,并将其进行统计学分析.结果:采用SWISS-model同源建模法获得的蛋白统计学上可信度高,数据分析可用于关于L1蛋白结构的具体研究中.结论:对于L1蛋白结构的现有研究基本是解析其五聚体结构,分析L1蛋白五聚体内部状态,以期望从结构角度深入了解L1蛋白,了解其在疫苗开发中的重要作用,发掘在未来可供药物研究的结构位点基础.
Human papillomavirus is closely related to the incidence rate of cervical cancer and other malignant tumors.From the perspective of market vaccine research basis and virus composition,its L1 protein in the late transcriptional region plays a crucial role.Objective:To obtain the protein template of L1 protein in human papillomavirus and analyze its pentamer structure through autonomous modeling.Method:Firstly,database search and comparison were conducted to obtain a large number of L1 protein structural sequences of different subtypes of human papillomavirus;Using Align sequence comparative analysis and SWISS model homology modeling method,a self established protein model was calculated.The hydrophobic cluster structure,hydrogen bonding network,salt bridge structure,and contact diagram of L1 protein in the model were analyzed in depth,and statistical analysis was conducted.Result:The protein obtained using SWISS model homology modeling method has high statistical reliability,and data analysis can be used for specific research on L1 protein structure.Conclusion:The existing research on the structure of L1 protein mainly focuses on analyzing its pentamer structure,analyzing the internal state of L1 protein pentamer,in order to gain a deeper understanding of L1 protein from a structural perspective,understand its important role in vaccine development,and explore the structural site basis for future drug research.

human papillomavirusL1 proteinhomologyprotein structure

刘洁

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浦城县中医医院 福建南平 353400

人乳头瘤病毒 L1蛋白 同源性 蛋白结构

2023

黑龙江中医药
黑龙江省中医研究院

黑龙江中医药

影响因子:0.425
ISSN:1000-9906
年,卷(期):2023.52(5)
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