1997
Phosphorylation of Connexin43 and the Regulation of Neonatal Rat Cardiac Myocyte Gap Junctions
Sáez J, Nairn A, Czernik A, Fishman G, Spray D, Hertzberg E. Phosphorylation of Connexin43 and the Regulation of Neonatal Rat Cardiac Myocyte Gap Junctions. Journal Of Molecular And Cellular Cardiology 1997, 29: 2131-2145. PMID: 9281445, DOI: 10.1006/jmcc.1997.0447.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, NewbornCalcium-Calmodulin-Dependent Protein KinasesCDC2 Protein KinaseCells, CulturedConnexin 43DNA, ComplementaryElectrophoresis, Gel, Two-DimensionalEnzyme InhibitorsGap JunctionsMyocardiumPatch-Clamp TechniquesPhosphorylationProtein Processing, Post-TranslationalRatsRecombinant Fusion ProteinsStaurosporineTetradecanoylphorbol AcetateConceptsProtein kinase CTwo-dimensional tryptic phosphopeptide mapsTryptic phosphopeptide mapsState of phosphorylationMyocyte gap junctionsProtein kinase inhibitorsGap junctionsMajor gap junction proteinPhosphorylation of connexin43Gap junction proteinPhosphopeptide mapsTryptic phosphopeptidesPKC-dependent mechanismFunctional couplingPhosphorylated formKinase CPhosphorylationNeonatal rat cardiocytesCx43 phosphorylationStaurosporineCellular distributionImmunoblot analysisRat cardiocytesJunction proteinsCx43
1991
Protein kinase C substrate and inhibitor characteristics of peptides derived from the myristoylated alanine-rich C kinase substrate (MARCKS) protein phosphorylation site domain
Graff J, Rajan R, Randall R, Nairn A, Blackshear P. Protein kinase C substrate and inhibitor characteristics of peptides derived from the myristoylated alanine-rich C kinase substrate (MARCKS) protein phosphorylation site domain. Journal Of Biological Chemistry 1991, 266: 14390-14398. PMID: 1650359, DOI: 10.1016/s0021-9258(18)98697-7.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceCalcium-Calmodulin-Dependent Protein KinasesIntracellular Signaling Peptides and ProteinsMembrane ProteinsMolecular Sequence DataMyristoylated Alanine-Rich C Kinase SubstratePeptidesPhosphopeptidesPhosphorylationProtein Kinase CProtein KinasesProteinsSerineSubstrate SpecificityTrypsinConceptsProtein kinase CCGMP-dependent protein kinasePhosphorylation site domainCatalytic fragmentKinase CProtein kinaseSite domainProtein kinase C substrateProtein kinase C phosphorylationDependent protein kinase IAlanine-rich C kinase substrateKinase C phosphorylationC kinase substrateProtein kinase IProtein kinase IIHigh-affinity substrateKinase substratePhosphorylation sitesTryptic phosphopeptidesKinase IBasic regionMARCKS proteinProtein consistC phosphorylationKinase II
1988
Purification and characterization of PCPP‐260: A Purkinje cell‐enriched cyclic amp‐regulated membrane phosphoprotein of Mr 260,000
Weeks G, Picciotto M, Nairn A, Walaas S, Greengard P. Purification and characterization of PCPP‐260: A Purkinje cell‐enriched cyclic amp‐regulated membrane phosphoprotein of Mr 260,000. Synapse 1988, 2: 89-96. PMID: 2844000, DOI: 10.1002/syn.890020112.Peer-Reviewed Original ResearchConceptsCAMP-dependent protein kinaseMembrane proteinsProtein kinaseN-lauryl sarcosineIntegral membrane proteinsMajor tryptic phosphopeptidesPhosphoamino acid analysisTotal membrane proteinSodium dodecyl sulfate-polyacrylamide gel electrophoresisMembrane phosphoproteinDodecyl sulfate-polyacrylamide gel electrophoresisTryptic phosphopeptidesSulfate-polyacrylamide gel electrophoresisPossible functional roleProminent proteinsAlpha-methyl mannosideParticulate fractionMammalian cerebellumFunctional roleProteinPeptide mappingConcanavalin A-agaroseGel electrophoresisAcid analysisA-agarose
1987
Identification of the major Mr 100,000 substrate for calmodulin-dependent protein kinase III in mammalian cells as elongation factor-2.
Nairn A, Palfrey H. Identification of the major Mr 100,000 substrate for calmodulin-dependent protein kinase III in mammalian cells as elongation factor-2. Journal Of Biological Chemistry 1987, 262: 17299-17303. PMID: 3693353, DOI: 10.1016/s0021-9258(18)45377-x.Peer-Reviewed Original ResearchConceptsProtein kinase IIIElongation factor 2Kinase IIIMammalian cellsThreonine residuesCalmodulin-dependent protein kinase IIIDependent protein kinase IIIPhosphorylated EF-2Endogenous GTPase activityAmino acid sequencingSpecies of MrFactor 2Inhibits protein synthesisTryptic phosphopeptidesGTPase activityNucleic acid sequencingCytoplasmic localizationMajor substrateN-terminalPeptidyl-tRNATerminal sequenceSalt-washed ribosomesProtein synthesisEF-1Thr-Asp