2000
Diffusion control of protein phosphorylation in signal transduction pathways
KHOLODENKO B, BROWN G, HOEK J. Diffusion control of protein phosphorylation in signal transduction pathways. Biochemical Journal 2000, 350: 901-907. PMID: 10970807, PMCID: PMC1221325, DOI: 10.1042/bj3500901.Peer-Reviewed Original ResearchConceptsProtein phosphorylationProtein kinasePhosphorylation fluxProtein diffusionSignal transduction pathwaysProtein phosphataseSpherical cellsTransduction pathwaysDifferent cellular geometriesCellular locationPlasma membranePlanar membranesKinaseCell membraneCellular geometryProtein diffusion coefficientsPhosphatasePhosphorylationCell centerProteinMembraneCellsSpatial gradientsCytoplasmPathwayWhy cytoplasmic signalling proteins should be recruited to cell membranes
Kholodenko B, Hoek J, Westerhoff H, Kholodenko B, Hoek J, Westerhoff H. Why cytoplasmic signalling proteins should be recruited to cell membranes. Trends In Cell Biology 2000, 10: 173-178. PMID: 10754559, DOI: 10.1016/s0962-8924(00)01741-4.Peer-Reviewed Original ResearchConceptsSignal transduction proteinsSignal transduction chainTransduction proteinsCytoplasmic signaling proteinsMembrane localizationAdaptor proteinSignaling proteinsMembrane proteinsSignal transductionPlasma membraneRate of encounterImportant structural constraintsCell membraneProteinExtent of activationMembraneNumber of complexesDownstream processesActivationLocalizationTransductionReceptorsStructural constraintsLow concentrationsComplexes
1999
Spatial gradients of cellular phospho‐proteins
Brown G, Kholodenko B. Spatial gradients of cellular phospho‐proteins. FEBS Letters 1999, 457: 452-454. PMID: 10471827, DOI: 10.1016/s0014-5793(99)01058-3.Peer-Reviewed Original ResearchConceptsCellular signalingProtein kinaseDifferent cellular geometriesCellular locationPlasma membranePhosphorylated formPlanar membranesProtein diffusionPhosphatase activityKinaseCellular geometryProtein diffusion coefficientsSpatial gradientsSpherical cellsProteinMembraneSuch gradientsCellsSignalingCytoplasmPhosphataseImportant implicationsGradientPotential size