Structural insights into P-glycoprotein (ABCB1) by small angle X-ray scattering and electron crystallography

被引:19
作者
McDevitt, Christopher A. [1 ]
Shintre, Chitra A. [2 ]
Grossmann, J. Guenter [3 ]
Pollock, Naomi L. [1 ]
Prince, Stephen M. [2 ]
Callaghan, Richard [1 ]
Ford, Robert C. [2 ]
机构
[1] Univ Oxford, John Radcliffe Hosp, Nuffield Dept Clin Lab Sci, Oxford OX3 9DU, England
[2] Univ Manchester, Fac Life Sci, Manchester Interdisciplinary Bioctr, Manchester M1 7DN, Lancs, England
[3] Univ Liverpool, Sch Biol Sci, Mol Biophys Grp, Liverpool L69 72B, Merseyside, England
基金
英国医学研究理事会;
关键词
multidrug resistance; membrane protein; protein structure; electron crystallography; SAXS; ABCB1;
D O I
10.1016/j.febslet.2008.07.022
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
P-glycoprotein (ABCB1) is an ATP-binding cassette protein that is associated with the acquisition of multi-drug resistance in cancer and the failure of chemotherapy in humans. Structural insights into this protein are described using a combination of small angle X-ray scattering data and cryo-electron crystallography data. We have compared the structures with bacterial homologues, and discuss the development of homology models for P-glycoprotein based on the bacterial Sav1866 structure. (C) 2008 Federation of European Biochemical Societies. Published by Elsevier B. V. All rights reserved.
引用
收藏
页码:2950 / 2956
页数:7
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