共 61 条
Structures and functions of mitochondrial ABC transporters
被引:55
作者:

Schaedler, Theresia A.
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机构:
Rothamsted Res, Dept Biol Chem & Crop Protect, Harpenden AL5 2JQ, Herts, England Rothamsted Res, Dept Biol Chem & Crop Protect, Harpenden AL5 2JQ, Herts, England

Faust, Belinda
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机构:
Univ Oxford, Nuffield Dept Clin Med, Struct Genom Consortium, Oxford OX3 7DQ, England Rothamsted Res, Dept Biol Chem & Crop Protect, Harpenden AL5 2JQ, Herts, England

Shintre, Chitra A.
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Univ Oxford, Nuffield Dept Clin Med, Struct Genom Consortium, Oxford OX3 7DQ, England Rothamsted Res, Dept Biol Chem & Crop Protect, Harpenden AL5 2JQ, Herts, England

Carpenter, Elisabeth P.
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Univ Oxford, Nuffield Dept Clin Med, Struct Genom Consortium, Oxford OX3 7DQ, England Rothamsted Res, Dept Biol Chem & Crop Protect, Harpenden AL5 2JQ, Herts, England

Srinivasan, Vasundara
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机构:
LOEWE Ctr Synthet Microbiol SYNMIKRO, D-35043 Marburg, Germany
Univ Marburg, D-35043 Marburg, Germany Rothamsted Res, Dept Biol Chem & Crop Protect, Harpenden AL5 2JQ, Herts, England

van Veen, Hendrik W.
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机构:
Univ Cambridge, Dept Pharmacol, Cambridge CB2 1PD, England Rothamsted Res, Dept Biol Chem & Crop Protect, Harpenden AL5 2JQ, Herts, England

Balk, Janneke
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h-index: 0
机构:
John Innes Ctr, Norwich NR4 7UH, Norfolk, England
Univ E Anglia, Norwich NR4 7UH, Norfolk, England Rothamsted Res, Dept Biol Chem & Crop Protect, Harpenden AL5 2JQ, Herts, England
机构:
[1] Rothamsted Res, Dept Biol Chem & Crop Protect, Harpenden AL5 2JQ, Herts, England
[2] Univ Oxford, Nuffield Dept Clin Med, Struct Genom Consortium, Oxford OX3 7DQ, England
[3] LOEWE Ctr Synthet Microbiol SYNMIKRO, D-35043 Marburg, Germany
[4] Univ Marburg, D-35043 Marburg, Germany
[5] Univ Cambridge, Dept Pharmacol, Cambridge CB2 1PD, England
[6] John Innes Ctr, Norwich NR4 7UH, Norfolk, England
[7] Univ E Anglia, Norwich NR4 7UH, Norfolk, England
基金:
英国生物技术与生命科学研究理事会;
英国惠康基金;
关键词:
ATP-binding cassette (ABC) transporter;
glutathione;
haem;
iron;
mitochondria;
oxidative stress;
BINDING CASSETTE TRANSPORTER;
CYTOCHROME-C BIOGENESIS;
IRON-SULFUR PROTEINS;
ETHYLMALONIC ENCEPHALOPATHY;
SACCHAROMYCES-CEREVISIAE;
HEME-BIOSYNTHESIS;
P-GLYCOPROTEIN;
IN-VIVO;
ARABIDOPSIS;
MEMBRANE;
D O I:
10.1042/BST20150118
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:
A small number of physiologically important ATP-binding cassette (ABC) transporters are found in mitochondria. Most are half transporters of the B group forming homodimers and their topology suggests they function as exporters. The results of mutant studies point towards involvement in iron cofactor biosynthesis. In particular, ABC subfamily B member 7 (ABCB7) and its homologues in yeast and plants are required for iron-sulfur (Fe-S) cluster biosynthesis outside of the mitochondria, whereas ABCB10 is involved in haem biosynthesis. They also play a role in preventing oxidative stress. Mutations in ABCB6 and ABCB7 have been linked to human disease. Recent crystal structures of yeast Atm1 and human ABCB10 have been key to identifying substrate-binding sites and transport mechanisms. Combined with in vitro and in vivo studies, progress is being made to find the physiological substrates of the different mitochondrial ABC transporters.
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收藏
页码:943 / 951
页数:9
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