Structure and function of engineered stromal cell-derived factor-1α.

IF 16.4 1区 化学 Q1 CHEMISTRY, MULTIDISCIPLINARY
Accounts of Chemical Research Pub Date : 2024-03-29 Epub Date: 2024-02-29 DOI:10.4012/dmj.2023-247
Fumika Abe, Ayana Nakano, Isao Hirata, Kotaro Tanimoto, Koichi Kato
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引用次数: 0

Abstract

To design biologically active, collagen-based scaffolds for bone tissue engineering, we have synthesized chimeric proteins consisting of stromal cell-derived factor-1α (SDF) and the von Willebrand factor A3 collagen-binding domain (CBD). The chimeric proteins were used to evaluate the effect of domain linkage and its order on the structure and function of the SDF and CBD. The structure of the chimeric proteins was analyzed by circular dichroism spectroscopy, while functional analysis was performed by a cell migration assay for the SDF domain and a collagen-binding assay for the CBD domain. Furthermore, computational structural prediction was conducted for the chimeric proteins to examine the consistency with the results of structural and functional analyses. Our structural and functional analyses as well as structural prediction revealed that linking two domains can affect their functions. However, their order had minor effects on the three-dimensional structure of CBD and SDF in the chimeric proteins.

基质细胞衍生因子-1α的结构和功能。
为了设计具有生物活性、基于胶原蛋白的骨组织工程支架,我们合成了由基质细胞衍生因子-1α(SDF)和冯-威廉因子 A3 胶原结合结构域(CBD)组成的嵌合蛋白。该嵌合蛋白用于评估结构域连接及其顺序对 SDF 和 CBD 结构和功能的影响。利用圆二色光谱分析了嵌合蛋白的结构,并通过细胞迁移试验分析了 SDF 结构域和胶原蛋白结合试验分析了 CBD 结构域的功能。此外,还对嵌合蛋白进行了计算结构预测,以检验其与结构和功能分析结果的一致性。我们的结构和功能分析以及结构预测结果表明,连接两个结构域会影响它们的功能。然而,它们的顺序对嵌合蛋白中 CBD 和 SDF 的三维结构影响较小。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
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来源期刊
Accounts of Chemical Research
Accounts of Chemical Research 化学-化学综合
CiteScore
31.40
自引率
1.10%
发文量
312
审稿时长
2 months
期刊介绍: Accounts of Chemical Research presents short, concise and critical articles offering easy-to-read overviews of basic research and applications in all areas of chemistry and biochemistry. These short reviews focus on research from the author’s own laboratory and are designed to teach the reader about a research project. In addition, Accounts of Chemical Research publishes commentaries that give an informed opinion on a current research problem. Special Issues online are devoted to a single topic of unusual activity and significance. Accounts of Chemical Research replaces the traditional article abstract with an article "Conspectus." These entries synopsize the research affording the reader a closer look at the content and significance of an article. Through this provision of a more detailed description of the article contents, the Conspectus enhances the article's discoverability by search engines and the exposure for the research.
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