Activated PLK1 phosphorylates OPTN (optineurin) on serine residue S177. Phosphorylation at S177 disrupts OPTN binding to Golgi-membrane localized RAB8A (Kachaner et al. 2012).
Laplantine, E, Bennett, KL, Superti-Furga, G, Weil, R, Kachaner, D, Israel, A, Bauch, A, Filipe, J
protein serine/threonine kinase activity of p-T210-PLK1 [cytosol]
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