PP2A dephosphorylates KSR1

Stable Identifier
R-HSA-5672957
Type
Reaction [transition]
Species
Homo sapiens
Compartment
ReviewStatus
5/5
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Upon growth factor stimulation, KSR1 is dephosphorylated at S406 by PP2A, disrupting 14-3-3 binding and promoting membrane translocation of KSR1 (Ory et al, 2003; Muller et al, 2001; reviewed in Raabe and Raap, 2003).
Literature References
PubMed ID Title Journal Year
12932339 Ras signaling: PP2A puts Ksr and Raf in the right place

Raabe, T, Rapp, UR

Curr. Biol. 2003
11741534 C-TAK1 regulates Ras signaling by phosphorylating the MAPK scaffold, KSR1

Piwnica-Worms, H, Muller, J, Ory, S, Copeland, T, Morrison, DK

Mol Cell 2001
12932319 Protein phosphatase 2A positively regulates Ras signaling by dephosphorylating KSR1 and Raf-1 on critical 14-3-3 binding sites

Veenstra, TD, Ory, S, Zhou, M, Morrison, DK, Conrads, TP

Curr Biol 2003
Participants
Participates
Catalyst Activity

protein serine/threonine phosphatase activity of PP2A [cytosol]

Orthologous Events
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