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Cited by 676

The DOI matches its Crossref record; 4 of the 4 references it cites were found in a registry or an index.

Bax Is Present as a High Molecular Weight Oligomer/Complex in the Mitochondrial Membrane of Apoptotic Cells

Open access
Antonsson, Bruno, Montessuit, Sylvie, Sanchez, Belen, Martinou, Jean-Claude·2001·Journal of Biological Chemistry

Abstract

Bax is a Bcl-2 family protein with proapoptotic activity, which has been shown to trigger cytochrome c release from mitochondria both in vitro and in vivo. In control HeLa cells, Bax is present in the cytosol and weakly associated with mitochondria as a monomer with an apparent molecular mass of 20,000 Da. After treatment of the HeLa cells with the apoptosis inducer staurosporine or UV irradiation, Bax associated with mitochondria is present as two large molecular weight oligomers/complexes of 96,000 and 260,000 Da, which are integrated into the mitochondrial membrane. Bcl-2 prevents Bax oligomerization and insertion into the mitochondrial membrane. The outer mitochondrial membrane protein voltage-dependent anion channel and the inner mitochondrial membrane protein adenosine nucleotide translocator do not coelute with the large molecular weight Bax oligomers/complexes on gel filtration. Bax oligomerization appears to be required for its proapoptotic activity, and the Bax oligomer/complex might constitute the structural entirety of the cytochrome c-conducting channel in the outer mitochondrial membrane.

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Metadata

Authors
Antonsson, B., Montessuit, S., Sanchez, B., & Martinou, J.-C.
Venue
Journal of Biological Chemistry
Publisher
Elsevier BV
Published
2001-04
Volume
276
Issue
15
Pages
11615-11623
ISSN
0021-9258 (ISSN-L)
OpenAlex
W1994611236
Cited by
676
References
4
FWCI
17.70
Type
journal article
Language
en
Open access
hybrid

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CoChat. (2026). Citation check: Bax Is Present as a High Molecular Weight Oligomer/Complex in the Mitochondrial Membrane of Apoptotic Cells. https://app.cochat.ai/papers/10.1074/jbc.m010810200
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Antonsson, B., Montessuit, S., Sanchez, B., & Martinou, J.-C. (2001). Bax Is Present as a High Molecular Weight Oligomer/Complex in the Mitochondrial Membrane of Apoptotic Cells. Journal of Biological Chemistry. https://doi.org/10.1074/jbc.m010810200

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