2022
Myosin light chain phosphatase catalytic subunit dephosphorylates cardiac myosin via mechanisms dependent and independent of the MYPT regulatory subunits
Lee E, Liu Z, Nguyen N, Nairn A, Chang AN. Myosin light chain phosphatase catalytic subunit dephosphorylates cardiac myosin via mechanisms dependent and independent of the MYPT regulatory subunits. Journal Of Biological Chemistry 2022, 298: 102296. PMID: 35872014, PMCID: PMC9418503, DOI: 10.1016/j.jbc.2022.102296.Peer-Reviewed Original ResearchConceptsMyosin light chain phosphataseRegulatory light chainRegulatory subunitCatalytic subunitPhosphatase catalytic subunitMain catalytic subunitSmooth muscle myosin light chain phosphataseNon-muscle cellsMuscle myosin light chain phosphataseMyosin regulatory light chainMyosin light chain kinaseLight chain kinasePP1cβTrimeric proteinConditional knockout miceLight chain phosphatasePhosphatase activitySubunitsPhosphate/Chain kinaseMuscle pathogenesisPhysiological regulationKnockout animalsMain isoformsProtein
2018
Metabolic control of regulatory T cell stability and function by TRAF3IP3 at the lysosome
Yu X, Teng XL, Wang F, Zheng Y, Qu G, Zhou Y, Hu Z, Wu Z, Chang Y, Chen L, Li HB, Su B, Lu L, Liu Z, Sun SC, Zou Q. Metabolic control of regulatory T cell stability and function by TRAF3IP3 at the lysosome. Journal Of Experimental Medicine 2018, 215: 2463-2476. PMID: 30115741, PMCID: PMC6122976, DOI: 10.1084/jem.20180397.Peer-Reviewed Original ResearchConceptsCell metabolismPhosphatase catalytic subunitRapamycin complex 1Component raptorRegulatory T Cell StabilityCatalytic subunitMetabolic programsMechanistic targetPivotal regulatorSignaling mechanismTRAF3IP3Metabolic regulatorMetabolic fitnessCell functionRegulatorLysosomesMetabolismT reg cell functionCell stabilityPP2AcComplexes 1RaptorsSubunitsDeletionStrong antitumor T-cell responses
2000
Cellular 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
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