SLC33A1 exports oxidized glutathione to maintain endoplasmic reticulum redox homeostasis
Kıvanç Birsoy
Nature Cell Biology, Published online: 17 April 2026; doi:10.1038/s41556-026-01922-y Liu, Gad et al. develop an approach to purify the endoplasmic reticulum and integrate genetic, structural, molecular and cell biological analyses to identify SLC33A1 as an endoplasmic reticulum oxidized glutathione (GSSG) exporter in mammalian cells.