On the information expressed in enzyme structure: more lessons from ribonuclease A

被引:4
作者
Graham, Daniel J. [1 ]
Greminger, Jessica L. [1 ]
机构
[1] Loyola Univ, Dept Chem, Chicago, IL 60626 USA
关键词
Enzyme structure; Enzyme function; Enzyme information; Brownian computation; Molecular information; BOVINE PANCREATIC RIBONUCLEASE; ORGANIC-MOLECULES; ACTIVE-SITE; STABILITY; ENTROPY; RECOGNITION; DIVERSITY; RESIDUES; MUTANTS; ENERGY;
D O I
10.1007/s11030-011-9307-4
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Brownian computations were directed at Ribonuclease A (RNase A) and variants in folded states so as to quantify information of the statistical type at the atom/covalent bond level. This advanced the research reported in this journal last year on the information properties of enzyme primary structure. Brownian computation data are illustrated for a sixteen-member library. The results identify signature traits that distinguish the folded wild type (WT) molecule from variants. The distinctions are explainable in terms of correlated information and dispersion energy. The Brownian tools used for this study can be directed at other protein families (e.g., kinases, isomerases, etc.) in rapid screening, QSAR, and design applications.
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页码:769 / 779
页数:11
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