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蛋白质结构中β-发夹的构象。一种系统分类及其在同源建模、电子密度拟合和蛋白质工程中的应用。

Conformation of beta-hairpins in protein structures. A systematic classification with applications to modelling by homology, electron density fitting and protein engineering.

作者信息

Sibanda B L, Blundell T L, Thornton J M

机构信息

Department of Crystallography, Birkbeck College, London, U.K.

出版信息

J Mol Biol. 1989 Apr 20;206(4):759-77. doi: 10.1016/0022-2836(89)90583-4.

DOI:10.1016/0022-2836(89)90583-4
PMID:2500530
Abstract

A systematic classification of beta-hairpin structures which takes into account the polypeptide chain length and hydrogen bonding between the two antiparallel beta-strands is described. We have used this classification of beta-hairpin structures and their specific sequence pattern to derive rules which demonstrate its usefulness in assisting modelling beta-hairpins. These rules can be applied to comparative model building, modelling into electron density and in the prediction of conformation of beta-hairpins to aid protein engineering.

摘要

本文描述了一种β-发夹结构的系统分类方法,该方法考虑了多肽链长度以及两条反平行β-链之间的氢键作用。我们利用这种β-发夹结构分类及其特定序列模式推导出一些规则,这些规则证明了其在辅助构建β-发夹模型方面的有用性。这些规则可应用于比较模型构建、电子密度建模以及β-发夹构象预测,以辅助蛋白质工程。

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