2000
The Effects of Changing the Site of Activating Phosphorylation in CDK2 from Threonine to Serine*
Kaldis P, Cheng A, Solomon M. The Effects of Changing the Site of Activating Phosphorylation in CDK2 from Threonine to Serine*. Journal Of Biological Chemistry 2000, 275: 32578-32584. PMID: 10931829, DOI: 10.1074/jbc.m003212200.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SubstitutionCDC2-CDC28 KinasesCyclin-Dependent Kinase 2Cyclin-Dependent Kinase-Activating KinaseCyclin-Dependent KinasesHumansKineticsMutagenesis, Site-DirectedPhosphorylationProtein Serine-Threonine KinasesRecombinant Fusion ProteinsRecombinant ProteinsSerineSubstrate SpecificityThreonineConceptsWild-type Cdk2Cyclin-dependent kinasesThreonine residuesRNA polymerase IIDegradation of cyclinsHeLa cell extractsCell cycle progressionEssential phosphorylationHuman CDK2Efficient phosphorylationActivating PhosphorylationPolymerase IICyclin HTerminal domainHistone H1Cycle progressionCell extractsPhosphorylationCyclinCDK2General defectCAKKinaseSerineThreonineAnalysis of CAK activities from human cells
Kaldis P, Solomon M. Analysis of CAK activities from human cells. The FEBS Journal 2000, 267: 4213-4221. PMID: 10866826, DOI: 10.1046/j.1432-1327.2000.01455.x.Peer-Reviewed Original ResearchConceptsCdk-activating kinaseCAK activityHuman cellsTranscription factor IIHRNA polymerase IICyclin-dependent kinasesCell cycle progressionPolymerase IIThreonine residuesLarge subunitCyclin HTerminal domainSubstrate specificityCak1pKinase activityMonomeric enzymeMO15HeLa cellsATP analogKinaseSubunits
1999
Activating Phosphorylation of the Kin28p Subunit of Yeast TFIIH by Cak1p
Kimmelman J, Kaldis P, Hengartner C, Laff G, Koh S, Young R, Solomon M. Activating Phosphorylation of the Kin28p Subunit of Yeast TFIIH by Cak1p. Molecular And Cellular Biology 1999, 19: 4774-4787. PMID: 10373527, PMCID: PMC84276, DOI: 10.1128/mcb.19.7.4774.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell CycleCyclin-Dependent Kinase-Activating KinaseCyclin-Dependent KinasesEnzyme ActivationPhosphorylationPoint MutationProtein Serine-Threonine KinasesRabbitsSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsTATA-Binding Protein Associated FactorsThreonineTranscription Factor TFIIDTranscription Factor TFIIHTranscription FactorsTranscription Factors, TFIIConceptsKinase activityGeneral transcription factor TFIIHTranscription factor TFIIHCTD kinase activityRNA polymerase IICell cycle CDKsCyclin-dependent kinasesPrevious biochemical observationsYeast TFIIHPolymerase IIActivating PhosphorylationLarge subunitCak1pCatalytic subunitKinase subunitTerminal domainTFIIHConditional alleleCell cyclePhosphorylationCAKSubunitsCDKMO15Kinase
1998
Human and Yeast Cdk-activating Kinases (CAKs) Display Distinct Substrate Specificities
Kaldis P, Russo A, Chou H, Pavletich N, Solomon M. Human and Yeast Cdk-activating Kinases (CAKs) Display Distinct Substrate Specificities. Molecular Biology Of The Cell 1998, 9: 2545-2560. PMID: 9725911, PMCID: PMC25525, DOI: 10.1091/mbc.9.9.2545.Peer-Reviewed Original ResearchConceptsTranscription factor IIHC-terminal domainSubstrate specificityCDK/cyclin complexesCTD kinase activityRNA polymerase IIDistinct substrate specificitiesDifferent substrate specificitiesCyclin-dependent kinasesCell cycle progressionHuman CAKYeast CdkEnzyme-substrate recognitionPolymerase IILarge subunitTranscriptional componentsCak1pCDK activationCyclin complexesKey residuesKinase activitySingle polypeptideCycle progressionCDK inhibitorsCDK
1995
KIN28 Encodes a C-Terminal Domain Kinase That Controls mRNA Transcription in Saccharomyces cerevisiae but Lacks Cyclin-Dependent Kinase-Activating Kinase (CAK) Activity
Cismowski M, Laff G, Solomon M, Reed S. KIN28 Encodes a C-Terminal Domain Kinase That Controls mRNA Transcription in Saccharomyces cerevisiae but Lacks Cyclin-Dependent Kinase-Activating Kinase (CAK) Activity. Molecular And Cellular Biology 1995, 15: 2983-2992. PMID: 7760796, PMCID: PMC230529, DOI: 10.1128/mcb.15.6.2983.Peer-Reviewed Original ResearchConceptsC-terminal domainKinase activityCTD kinaseMRNA transcriptionCritical threonine residueCyclin-dependent kinase familyCTD kinase activityRNA polymerase IICell cycle CDKsExtensive sequence identityCyclin-dependent kinasesThermosensitive alleleCTD phosphorylationPolymerase IIThreonine residuesKinase familyPositive regulatorKin28Phosphorylation stateS. cerevisiaeSequence identityCell cycleTranscriptionHuman cellsCDK