Featured Publications
Scaffolding Protein Grb2-associated Binder 1 Sustains Epidermal Growth Factor-induced Mitogenic and Survival Signaling by Multiple Positive Feedback Loops*
Kiyatkin A, Aksamitiene E, Markevich NI, Borisov NM, Hoek JB, Kholodenko BN. Scaffolding Protein Grb2-associated Binder 1 Sustains Epidermal Growth Factor-induced Mitogenic and Survival Signaling by Multiple Positive Feedback Loops*. Journal Of Biological Chemistry 2006, 281: 19925-19938. PMID: 16687399, PMCID: PMC2312093, DOI: 10.1074/jbc.m600482200.Peer-Reviewed Original ResearchConceptsEpidermal growth factorRas/MAPK signalingGab1 tyrosine phosphorylationGrowth factorRole of Gab1PI3K/Akt activationMultiple positive feedback loopsProtein Grb2Mutant proteinsScaffold proteinTyrosine phosphorylationBinder 1Positive feedback loopMitogenic pathwaysMAPK signalingEssential functionsSurvival signalingDiverse perturbationsCellular responsesAkt activationCytokine receptorsPharmacological inhibitorsGab1EGF dosesGrb2
2009
Molecular Dynamics Simulations Reveal that Tyr-317 Phosphorylation Reduces Shc Binding Affinity for Phosphotyrosyl Residues of Epidermal Growth Factor Receptor
Suenaga A, Hatakeyama M, Kiyatkin AB, Radhakrishnan R, Taiji M, Kholodenko BN. Molecular Dynamics Simulations Reveal that Tyr-317 Phosphorylation Reduces Shc Binding Affinity for Phosphotyrosyl Residues of Epidermal Growth Factor Receptor. Biophysical Journal 2009, 96: 2278-2288. PMID: 19289054, PMCID: PMC2717265, DOI: 10.1016/j.bpj.2008.11.018.Peer-Reviewed Original ResearchConceptsSrc homology 2Epidermal growth factor receptorGrowth factor receptorPhospho-tyrosine binding (PTB) domainsLinker regionFull-length ShcPhospho-tyrosine residuesKey conformational changesFactor receptorShc interactionTyr-317Protein ShcTyrosine kinase receptorsPhosphorylated ShcPTB domainRas-mitogenHomology 2Phosphorylation resultsPhosphotyrosyl peptidesProtein kinaseTyrosine phosphorylationBinding domainsSubsequent phosphorylationPhosphotyrosyl residuesShc
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 pathwayPhosphataseKinasePhosphorylation