FOXM1 can bind the regulatory subunit B55-alpha (PPP2R2A) of serine/threonine-protein phosphatase 2A (PP2A). PP2A dephosphorylates FOXM1, preventing its premature activation (Alvarez-Fernandez et al. 2011).
Alvarez-Fernández, M, Medema, RH, Laoukili, J, Halim, VA, Aprelia, M, Mohammed, S
protein serine/threonine phosphatase activity of PP2A-PPP2R2A [nucleoplasm]
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