The original version of this Article contained an error in ref. 45, which was incorrectly given with the wrong author name as: Dzeja, P. et al. Mice deficient in the respiratory chain gene Cox6a2 are protected against high-fat diet-induced obesity and insulin resistance. PLoS ONE 8, e56719 (2013). The correct form of ref. 45 is: Quintens, R. et al. Mice deficient in the respiratory chain gene Cox6a2 are protected against high-fat diet-induced obesity and insulin resistance. PLoS ONE 8, e56719 (2013). This has been corrected in the PDF and HTML versions of the Article.