2016
Bistability in the Rac1, PAK, and RhoA Signaling Network Drives Actin Cytoskeleton Dynamics and Cell Motility Switches
Byrne KM, Monsefi N, Dawson JC, Degasperi A, Bukowski-Wills JC, Volinsky N, Dobrzyński M, Birtwistle MR, Tsyganov MA, Kiyatkin A, Kida K, Finch AJ, Carragher NO, Kolch W, Nguyen LK, von Kriegsheim A, Kholodenko BN. Bistability in the Rac1, PAK, and RhoA Signaling Network Drives Actin Cytoskeleton Dynamics and Cell Motility Switches. Cell Systems 2016, 2: 38-48. PMID: 27136688, PMCID: PMC4802415, DOI: 10.1016/j.cels.2016.01.003.Peer-Reviewed Original ResearchConceptsPAK inhibitionMesenchymal breast cancer cellsCell migrationActin cytoskeleton dynamicsRho small GTPase familyRac1 activation levelsSmall GTPase familySwitch-like responsePAK family kinasesSmall chemical inhibitorsCytoskeleton dynamicsActin dynamicsGTPase familyFamily kinasesGTPase activityBistable fashionInhibitory crosstalkChemical inhibitorsBreast cancer cellsMass spectrometry-based quantitationRac1RhoACell morphologyCancer cellsPAK
2013
Kinetochore kinesin CENP-E is a processive bi-directional tracker of dynamic microtubule tips
Gudimchuk N, Vitre B, Kim Y, Kiyatkin A, Cleveland DW, Ataullakhanov FI, Grishchuk EL. Kinetochore kinesin CENP-E is a processive bi-directional tracker of dynamic microtubule tips. Nature Cell Biology 2013, 15: 1079-1088. PMID: 23955301, PMCID: PMC3919686, DOI: 10.1038/ncb2831.Peer-Reviewed Original ResearchConceptsDynamic microtubule endsMicrotubule endsMicrotubule tipsKinetochore kinesin CENPCENP-E motorDynamic microtubule tipsSingle-molecule approachVertebrate mitosisSpindle microtubulesTail domainCENPStable associationKinetochoresPlus endsChromosomesMolecular frameworkCentromeresMitosisMicrotubulesTransportersMotor mechanismsStability of attachmentVitroActive roleComputational modelling