2019
ARHGAP18: A Flow‐Responsive Gene That Regulates Endothelial Cell Alignment and Protects Against Atherosclerosis
Lay AJ, Coleman PR, Formaz‐Preston A, Ting KK, Roediger B, Weninger W, Schwartz MA, Vadas MA, Gamble JR. ARHGAP18: A Flow‐Responsive Gene That Regulates Endothelial Cell Alignment and Protects Against Atherosclerosis. Journal Of The American Heart Association 2019, 8: e010057. PMID: 30630384, PMCID: PMC6497359, DOI: 10.1161/jaha.118.010057.Peer-Reviewed Original ResearchConceptsApolipoprotein EHigh-fat diet-induced modelIntercellular adhesion molecule-1Endothelial nitric oxide synthaseHigh-fat dietDevelopment of atherosclerosisNitric oxide synthaseDiet-induced modelAdhesion molecule-1Double mutant miceAortic diseaseAtherosclerosis developmentInflammatory phenotypeOxide synthaseMolecule-1AtherosclerosisEarly onsetProtective genesMiceFlow-responsive genesAtheroprotective regionsEndothelial cell alignmentAdaptive responseAnalysis of ECEC ability
2014
Discovery and characterization of small molecules that target the GTPase Ral
Yan C, Liu D, Li L, Wempe MF, Guin S, Khanna M, Meier J, Hoffman B, Owens C, Wysoczynski CL, Nitz MD, Knabe WE, Ahmed M, Brautigan DL, Paschal BM, Schwartz MA, Jones DN, Ross D, Meroueh SO, Theodorescu D. Discovery and characterization of small molecules that target the GTPase Ral. Nature 2014, 515: 443-447. PMID: 25219851, PMCID: PMC4351747, DOI: 10.1038/nature13713.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsATP-Binding Cassette TransportersCell Line, TumorCell ProliferationComputer SimulationDrug Screening Assays, AntitumorFemaleGTPase-Activating ProteinsHumansMiceModels, MolecularMolecular Targeted TherapyNeoplasmsProtein BindingRal GTP-Binding ProteinsRas ProteinsSignal TransductionSmall Molecule LibrariesSubstrate SpecificityXenograft Model Antitumor AssaysRegulation of Rac1 translocation and activation by membrane domains and their boundaries
Moissoglu K, Kiessling V, Wan C, Hoffman BD, Norambuena A, Tamm LK, Schwartz MA. Regulation of Rac1 translocation and activation by membrane domains and their boundaries. Journal Of Cell Science 2014, 127: 2565-2576. PMID: 24695858, PMCID: PMC4038948, DOI: 10.1242/jcs.149088.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell MembraneFluorescence Resonance Energy TransferGTPase-Activating ProteinsHEK293 CellsHumansMembrane MicrodomainsMiceNIH 3T3 CellsProtein BindingProtein TransportRac1 GTP-Binding ProteinRho-Specific Guanine Nucleotide Dissociation InhibitorsSignal TransductionUnilamellar LiposomesConceptsFluorescence resonance energy transferMembrane domainsRac1 translocationGDP dissociation inhibitor proteinLiquid-ordered membrane domainsGTPase-activating proteinsNon-raft regionsNon-raft domainsBinding of Rac1Activation of Rac1Single-molecule analysisGTP loadingRho GTPasesLipid raftsRac1 localizationRho GTPaseInhibitor proteinResult of inactivationRac1Resonance energy transferFunctional studiesNovel mechanismLipid bilayersTranslocationRafts
1994
Differing structural requirements for GTPase-activating protein responsiveness and NADPH oxidase activation by Rac.
Xu X, Barry D, Settleman J, Schwartz M, Bokoch G. Differing structural requirements for GTPase-activating protein responsiveness and NADPH oxidase activation by Rac. Journal Of Biological Chemistry 1994, 269: 23569-23574. PMID: 8089125, DOI: 10.1016/s0021-9258(17)31553-3.Peer-Reviewed Original ResearchMeSH KeywordsBase SequenceBinding, CompetitiveDNA PrimersEnzyme ActivationGTP-Binding ProteinsGTPase-Activating ProteinsIn Vitro TechniquesMolecular Sequence DataNADH, NADPH OxidoreductasesNADPH OxidasesProteinsRac GTP-Binding ProteinsRas GTPase-Activating ProteinsRecombinant ProteinsStructure-Activity RelationshipConceptsGTPase-activating proteinsEffector domainFunction of RacGTP/GDP stateInteraction of RasDouble mutationNADPH oxidase activationGAP bindingActin cytoskeletonMembrane rufflingActin assemblyOxidase activationGTP hydrolysisRac-GTPGDP stateWild typeSuperoxide-forming NADPH oxidaseInteraction sitesProtein responsivenessProteinResidues 12MutationsRacRac2Phagocytic leukocytes