Cell BiologybioRxiv
The M-phase regulatory phosphatase PP2A-B55δ opposes protein kinase A on Arpp19 to initiate meiotic division
T. Lemonnier, E. M. Daldello, R. Poulhe…·A. Dupre
The paper identifies PP2A-B55δ as the phosphatase that dephosphorylates Arpp19 at S109, counteracting PKA to release oocytes from meiotic prophase.
DOI 10.1038/s41467-021-22124-0