Combinatorial GxGxE CRISPR screen identifies SLC25A39 in mitochondrial glutathione transport linking iron homeostasis to OXPHOS
Shi X, Reinstadler B, Shah H, To TL, Byrne K, Summer L, Calvo SE, Goldberger O, Doench JG, Mootha VK, Shen H. Combinatorial GxGxE CRISPR screen identifies SLC25A39 in mitochondrial glutathione transport linking iron homeostasis to OXPHOS. Nature Communications 2022, 13: 2483. PMID: 35513392, PMCID: PMC9072411, DOI: 10.1038/s41467-022-30126-9.Peer-Reviewed Original ResearchConceptsDe novo purine biosynthesisMitochondrial iron uptakeStructure-guided mutagenesisNovo purine biosynthesisMetabolic stateMitochondrial glutathione transportGlutathione importGenetic interactionsGenetic perturbationsDifferent metabolic environmentsFitness defectsLack of substrateGene interactionsMitochondrial OXPHOSMitochondrial membranePurine biosynthesisCarrier familyTransport assaysKO cellsIron uptakeGlutathione transportTransport activityIron homeostasisGlutathione homeostasisGenes