2001
Mechanisms for Increased Levels of Phosphorylation of Elongation Factor-2 during Hibernation in Ground Squirrels †
Chen Y, Matsushita M, Nairn A, Damuni Z, Cai D, Frerichs K, Hallenbeck J. Mechanisms for Increased Levels of Phosphorylation of Elongation Factor-2 during Hibernation in Ground Squirrels †. Biochemistry 2001, 40: 11565-11570. PMID: 11560506, DOI: 10.1021/bi010649w.Peer-Reviewed Original ResearchConceptsEukaryotic elongation factor 2EEF-2 phosphorylationElongation factor 2Elongation phaseEEF-2 kinase activityProtein phosphatase 2AGround squirrelsLevel of phosphorylationFactor 2Phosphatase 2ACellular functionsCatalytic subunitUncharacterized mechanismKinase activityInhibitor 2Protein synthesisPhosphorylationPP2AHibernating animalsActive animalsHibernatorsReversible mechanismSevere reductionSquirrelsHibernationProtein phosphatase 1 regulation by inhibitors and targeting subunits
Watanabe T, Huang H, Horiuchi A, da Cruze Silva E, Hsieh-Wilson L, Allen P, Shenolikar S, Greengard P, Nairn A. Protein phosphatase 1 regulation by inhibitors and targeting subunits. Proceedings Of The National Academy Of Sciences Of The United States Of America 2001, 98: 3080-3085. PMID: 11248035, PMCID: PMC30610, DOI: 10.1073/pnas.051003898.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsCell LineChromosomal Proteins, Non-HistoneDNA-Binding ProteinsDopamine and cAMP-Regulated Phosphoprotein 32Enzyme InhibitorsGene ExpressionHistone ChaperonesMicrofilament ProteinsMolecular Sequence DataMyelin Basic ProteinNerve Tissue ProteinsPhosphoprotein PhosphatasesPhosphoproteinsProtein Phosphatase 1ProteinsRabbitsRecombinant Fusion ProteinsSpodopteraSubstrate SpecificityTranscription FactorsConceptsProtein phosphatase 1Native protein phosphatase-1PP1 nuclear targeting subunitPhosphotyrosine-containing substratesInhibitor 2Protein phosphatase 1 regulationRecombinant protein phosphatase 1Sf9 insect cellsC-terminal sequencesLoss of interactionTargeting subunitPP1/Phosphatase 1Insect cellsResidues 274Inhibitor proteinRecombinant proteinsProtein inhibitorSubunitsEscherichia coliY272Corresponding regionPhosphorylase a.MutationsRegulation
2000
Letter to the Editor: Backbone 1H, 15N, and 13C resonance assignments of inhibitor-2 – a protein inhibitor of protein phosphatase-1
Huang H, Chen Y, Tsai L, Wang H, Lin F, Horiuchi A, Greengard P, Nairn A, Shiao M, Lin T. Letter to the Editor: Backbone 1H, 15N, and 13C resonance assignments of inhibitor-2 – a protein inhibitor of protein phosphatase-1. Journal Of Biomolecular NMR 2000, 17: 359-360. PMID: 11014604, DOI: 10.1023/a:1008355428294.Peer-Reviewed Original ResearchCellular Mechanisms Regulating Protein Phosphatase-1 A KEY FUNCTIONAL INTERACTION BETWEEN INHIBITOR-2 AND THE TYPE 1 PROTEIN PHOSPHATASE CATALYTIC SUBUNIT*
Frederick D, Huang H, Yang J, Helps N, Cohen P, Nairn A, DePaoli-Roach A, Tatchell K, Connor J, Shenolikar S. Cellular Mechanisms Regulating Protein Phosphatase-1 A KEY FUNCTIONAL INTERACTION BETWEEN INHIBITOR-2 AND THE TYPE 1 PROTEIN PHOSPHATASE CATALYTIC SUBUNIT*. Journal Of Biological Chemistry 2000, 275: 18670-18675. PMID: 10748125, DOI: 10.1074/jbc.m909312199.Peer-Reviewed Original ResearchConceptsPP1 catalytic subunitCatalytic subunitType 1 protein phosphatase catalytic subunitAmino acidsProtein phosphatase catalytic subunitN-terminusProtein serine/threonineN-terminal 35 amino acidsInhibitor 2Phosphatase catalytic subunitTwo-hybrid analysisNovel regulatory interactionsProtein phosphatase 1Serine/threoninePull-down assaysSite-directed mutagenesisN-terminal sequencePP1 mutantsKey functional interactionsPP1 inhibitorPP1 enzymesPP1 inhibitionPhosphatase 1Regulatory interactionsSaccharomyces cerevisiae
1999
Characterization of the Inhibition of Protein Phosphatase-1 by DARPP-32 and Inhibitor-2*
Huang H, Horiuchi A, Watanabe T, Shih S, Tsay H, Li H, Greengard P, Nairn A. Characterization of the Inhibition of Protein Phosphatase-1 by DARPP-32 and Inhibitor-2*. Journal Of Biological Chemistry 1999, 274: 7870-7878. PMID: 10075680, DOI: 10.1074/jbc.274.12.7870.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAmino Acid SubstitutionAnimalsCatalytic DomainDopamine and cAMP-Regulated Phosphoprotein 32Enzyme InhibitorsHumansMolecular Sequence DataMolecular WeightMuscle ProteinsMutagenesis, Site-DirectedNerve Tissue ProteinsPhosphoprotein PhosphatasesPhosphoproteinsPhosphorylationProtein Phosphatase 1ProteinsRabbitsSerineThreonine
1997
Characterization of the interaction between DARPP-32 and protein phosphatase 1 (PP-1): DARPP-32 peptides antagonize the interaction of PP-1 with binding proteins
Kwon Y, Huang H, Desdouits F, Girault J, Greengard P, Nairn A. Characterization of the interaction between DARPP-32 and protein phosphatase 1 (PP-1): DARPP-32 peptides antagonize the interaction of PP-1 with binding proteins. Proceedings Of The National Academy Of Sciences Of The United States Of America 1997, 94: 3536-3541. PMID: 9108011, PMCID: PMC20474, DOI: 10.1073/pnas.94.8.3536.Peer-Reviewed Original ResearchConceptsPP-1cPP-1C.PP-1DARPP-32Inhibitor 2Protein phosphatase 1Amino acid sequence analysisAmino acid residuesNH2-terminal regionAcid sequence analysisPhosphoinhibitor-1Threonine residuesPhosphatase 1Inhibitor-1Catalytic subunitCalyculin AOkadaic acidInhibitor proteinActive siteAcid residuesSequence analysisProteinEnzyme activityMotifResidues