Ataxia-telangiectasia mutated protein (ATM) phosphorylates CD98HC to promote neutral amino acid antiporter trafficking. Here the authors show that ATM loss impairs glutamate, cystine, and arginine transport, driving metabolic stress and ataxia telangiectasia–like phenotypes.
- July Carolina Romero
- Sonal S. Tonapi
- Alexander J. R. Bishop