2022
Molecular basis for integrin adhesion receptor binding to p21-activated kinase 4 (PAK4)
Ha B, Yigit S, Natarajan N, Morse E, Calderwood D, Boggon T. Molecular basis for integrin adhesion receptor binding to p21-activated kinase 4 (PAK4). Communications Biology 2022, 5: 1257. PMID: 36385162, PMCID: PMC9669019, DOI: 10.1038/s42003-022-04157-3.Peer-Reviewed Original ResearchConceptsP21-activated kinase 4Integrin adhesion receptorsMolecular basisAdhesion receptorsIntegrin β5Potential cellular rolesIntegrin β tailsKinase 4Membrane-proximal halfSubstrate-binding grooveSubstrate-binding siteSite-directed mutagenesisCellular rolesPhosphoacceptor sitesΒ tailExtracellular ligandsCytoplasmic signalingCytoplasmic tailKinase domainMultiple kinasesIntegrin complexΒ5 integrinsΒ5TailMutagenesis
2015
CCM2–CCM3 interaction stabilizes their protein expression and permits endothelial network formation
Draheim KM, Li X, Zhang R, Fisher OS, Villari G, Boggon TJ, Calderwood DA. CCM2–CCM3 interaction stabilizes their protein expression and permits endothelial network formation. Journal Of Cell Biology 2015, 208: 987-1001. PMID: 25825518, PMCID: PMC4384732, DOI: 10.1083/jcb.201407129.Peer-Reviewed Original ResearchMeSH KeywordsApoptosis Regulatory ProteinsBinding SitesCarrier ProteinsCell LineCell ProliferationCentral Nervous SystemCrystallography, X-RayGene ExpressionHemangioma, Cavernous, Central Nervous SystemHumansMembrane ProteinsMutagenesisNeovascularization, PhysiologicPaxillinProtein BindingProtein Interaction MappingProtein Structure, TertiaryProteolysisProto-Oncogene ProteinsRNA InterferenceRNA, Small InterferingSequence AlignmentConceptsBinding-deficient mutantStructure-guided mutagenesisNormal cell growthCerebral cavernous malformationsEndothelial network formationHomology domainCCM3 proteinsProteasomal degradationEndothelial cell network formationMolecular basisCell network formationEssential adaptorCell growthFunctional significanceCCM3 expressionX-ray crystallographyProtein expressionCCM2CCM3Network formationExpressionMutantsHP1MutagenesisAdaptor
2009
Structural basis of competition between PINCH1 and PINCH2 for binding to the ankyrin repeat domain of integrin-linked kinase
Chiswell BP, Stiegler AL, Razinia Z, Nalibotski E, Boggon TJ, Calderwood DA. Structural basis of competition between PINCH1 and PINCH2 for binding to the ankyrin repeat domain of integrin-linked kinase. Journal Of Structural Biology 2009, 170: 157-163. PMID: 19963065, PMCID: PMC2841223, DOI: 10.1016/j.jsb.2009.12.002.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Signal TransducingAmino Acid SequenceAnkyrin RepeatBinding, CompetitiveCrystallizationDNA-Binding ProteinsGene Expression RegulationLIM Domain ProteinsMembrane ProteinsModels, MolecularMolecular Sequence DataMutagenesisProtein BindingProtein Serine-Threonine KinasesSignal TransductionConceptsIntegrin-linked kinaseAnkyrin repeat domainLIM1 domainIPP complexIsoform-specific functionsIntegrin adhesion receptorsDifferent cellular responsesPINCH2Repeat domainPINCH1Point mutagenesisStructural basisAdhesion receptorsCellular responsesAlters localizationDifferential regulationSame binding siteDirect competitionBinding sitesKinaseDomainAnkyrinParvinMutagenesisMammals