C16orf74/ calcimembrin (CLMB), a lipidated microprotein with roles in cancer, targets the calcineurin phosphatase to membranes. Here, authors show how CLMB uses a composite motif to form multimeric complexes with calcineurin that are required for dephosphorylation.
- Devin A. Bradburn
- Joana C. Reis
- Martha S. Cyert