Correction: Stressed-out yeast do not pass GO.

Abstract

After publication, an error was brought to the author's attention. The yeast protein XBP1 had been described as "an ER stress response–induced" transcription factor; however, the Xbp1 protein in yeast is not associated with the ER stress response, and it is a different protein from XBP1 in mammalian cells. "ER stress" was subsequently removed from the text in three instances, and the corrected sentences appear as follows: