BAK regulates catalase release from peroxisomes.

Mol Cell Oncol

Human Oncology and Pathogenesis Program and Department of Pathology, Memorial Sloan-Kettering Cancer Center, New York, NY, USA.

Published: March 2017

AI Article Synopsis

  • Loss of VDAC2 in mammalian cells results in problems with the creation of peroxisomes, which are important for cellular metabolism.
  • Knockdown of VDAC2 can help restore peroxisome production, changing the location of the protein BAK from mitochondria to peroxisomes.
  • The study suggests that BAK plays a key role in controlling the permeability of peroxisomal membranes, especially when BAK activators are overexpressed in normal cells.

Article Abstract

Loss of voltage-dependent anion channel 2 (VDAC2) leads to impaired peroxisome biogenesis in mammalian cells. Knockdown of restores peroxisomal biogenesis in VDAC2-deficient cells, where BAK localization shifts from mitochondria to peroxisomes. Moreover, overexpression of BAK activators in wild-type cells permeabilizes peroxisomes in a BAK-dependent manner. Together, BAK most likely regulates peroxisomal membrane permeability.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5462519PMC
http://dx.doi.org/10.1080/23723556.2017.1306610DOI Listing

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