2004
Signal processing at the Ras circuit: what shapes Ras activation patterns?
Markevich NI, Moehren G, Demin OV, Kiyatkin A, Hoek JB, Kholodenko BN. Signal processing at the Ras circuit: what shapes Ras activation patterns? IET Systems Biology 2004, 1: 104-13. PMID: 17052120, DOI: 10.1049/sb:20045003.Peer-Reviewed Original ResearchConceptsP190 RhoGAPEpidermal growth factorActive GTP-bound stateGDP/GTP exchange factorGTP-bound stateSmall GTPase RasCellular signal transductionGTP exchange factorSystems biology approachSoluble tyrosine kinaseReceptor-mediated recruitmentSOS activationRasGAP activityRas proteinsCell fateExchange factorGTPase RasBiology approachRas mutantsSignal transductionInhibitory phosphorylationGTPase activityPlasma membraneRasGAPRegulatory mechanisms
2001
Temperature Dependence of the Epidermal Growth Factor Receptor Signaling Network Can Be Accounted for by a Kinetic Model †
Moehren G, Markevich N, Demin O, Kiyatkin A, Goryanin I, Hoek JB, Kholodenko BN. Temperature Dependence of the Epidermal Growth Factor Receptor Signaling Network Can Be Accounted for by a Kinetic Model †. Biochemistry 2001, 41: 306-320. PMID: 11772030, DOI: 10.1021/bi011506c.Peer-Reviewed Original ResearchConceptsEpidermal growth factorEGF receptorEGFR kinaseDomain-mediated interactionsEGF receptor dimerizationProtein-protein interactionsRapid tyrosine phosphorylationMultiple signaling proteinsEGFR kinase activityReceptor phosphataseSignaling networksSignaling proteinsProtein interactionsPhosphorylation patternTyrosine phosphorylationReceptor dimerizationKinase activityTarget proteinsMembrane lipidsMolecular termsDephosphorylation reactionsEGFR pathwayPhosphataseKinasePhosphorylationOccurrence of paradoxical or sustained control by an enzyme when overexpressed: necessary conditions and experimental evidence with regard to hepatic glucokinase
DE ATAURI P, ACERENZA L, KHOLODENKO B, DE LA IGLESIA N, GUINOVART J, AGIUS L, CASCANTE M. Occurrence of paradoxical or sustained control by an enzyme when overexpressed: necessary conditions and experimental evidence with regard to hepatic glucokinase. Biochemical Journal 2001, 355: 787-793. PMID: 11311143, PMCID: PMC1221796, DOI: 10.1042/bj3550787.Peer-Reviewed Original ResearchConceptsRegulatory proteinsFlux control coefficientsParadoxical controlHigh flux control coefficientAllosteric enzymePathway fluxHepatic glucokinaseEnzymeEnzyme activitySigmoidal kineticsEnzyme kineticsControl coefficientsProteinEnzyme increasesGlucokinaseHill coefficientSubstrate concentrationEnzyme concentration