2022
Enhanced access to the human phosphoproteome with genetically encoded phosphothreonine
Moen J, Mohler K, Rogulina S, Shi X, Shen H, Rinehart J. Enhanced access to the human phosphoproteome with genetically encoded phosphothreonine. Nature Communications 2022, 13: 7226. PMID: 36433969, PMCID: PMC9700786, DOI: 10.1038/s41467-022-34980-5.Peer-Reviewed Original ResearchConceptsUbiquitous post-translational modificationCo-translational insertionKinase activation mechanismProtein interaction platformOrthogonal translation systemProtein-protein interactionsPost-translational modificationsPhospho-amino acidsAminoacyl-tRNA synthetaseHuman phosphoproteomePhosphorylation eventsTRNA pairsFunctional assignmentCellular processesProtein phosphorylationUpstream kinasePhysiological functionsActivation mechanismTranslation systemKinasePhosphorylationInteraction platformPhosphoproteomePhosphothreoninePhospho
2021
Phosphorylated WNK kinase networks in recoded bacteria recapitulate physiological function
Schiapparelli P, Pirman NL, Mohler K, Miranda-Herrera PA, Zarco N, Kilic O, Miller C, Shah SR, Rogulina S, Hungerford W, Abriola L, Hoyer D, Turk BE, Guerrero-Cázares H, Isaacs FJ, Quiñones-Hinojosa A, Levchenko A, Rinehart J. Phosphorylated WNK kinase networks in recoded bacteria recapitulate physiological function. Cell Reports 2021, 36: 109416. PMID: 34289367, PMCID: PMC8379681, DOI: 10.1016/j.celrep.2021.109416.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsCell Line, TumorCell MovementCell ProliferationEscherichia coliFemaleGlioblastomaHEK293 CellsHumansMaleMice, NudeMiddle AgedPhosphorylationPhosphoserineProtein Serine-Threonine KinasesRecombinant ProteinsSignal TransductionSmall Molecule LibrariesSubstrate SpecificityWNK Lysine-Deficient Protein Kinase 1ConceptsKinase networkAuthentic post-translational modificationsGenetic code expansionPost-translational modificationsProduction of proteinsSmall molecule kinase inhibitorsKinase inhibitorsGenetic codePhosphorylated proteinsCode expansionKinase proteinWNK kinasesPhysiological functionsWNK4 kinaseBiochemical propertiesGlioblastoma cellsKinaseBacterial strainsProteinDistinct sitesPhosphoserineSPAKBacteriaCellular systemsCells
2015
A flexible codon in genomically recoded Escherichia coli permits programmable protein phosphorylation
Pirman NL, Barber KW, Aerni HR, Ma NJ, Haimovich AD, Rogulina S, Isaacs FJ, Rinehart J. A flexible codon in genomically recoded Escherichia coli permits programmable protein phosphorylation. Nature Communications 2015, 6: 8130. PMID: 26350500, PMCID: PMC4566969, DOI: 10.1038/ncomms9130.Peer-Reviewed Original ResearchConceptsProtein phosphorylationProtein phosphorylation eventsFull-length proteinNon-phosphorylated formPhosphoserine-containing proteinsPhosphorylation eventsMEK1 kinaseUAG codonKinase activityRecombinant DNADNA templateEscherichia coliE. coliCodonPhosphorylationFunctional informationSerineProteinColiBiochemical investigationsPhosphoproteomeInefficient productionKinasePhosphoserineDNARobust production of recombinant phosphoproteins using cell-free protein synthesis
Oza JP, Aerni HR, Pirman NL, Barber KW, ter Haar CM, Rogulina S, Amrofell MB, Isaacs FJ, Rinehart J, Jewett MC. Robust production of recombinant phosphoproteins using cell-free protein synthesis. Nature Communications 2015, 6: 8168. PMID: 26350765, PMCID: PMC4566161, DOI: 10.1038/ncomms9168.Peer-Reviewed Original ResearchConceptsMEK1 activityMultiple phosphorylated residuesCo-translational incorporationSite-specific protein phosphorylationCell-free protein synthesis platformHigh-throughput technology platformsCell-free protein synthesisSite-specific phosphorylationStructure-function relationshipsRecombinant phosphoproteinsPhosphorylation eventsMEK1 kinasePhosphorylated residuesProtein phosphorylationProtein synthesisEscherichia coliPhosphoproteinRobust productionSynthesis platformStructural consequencesDirect expressionPhosphorylationTechnology platformKinasePhosphoserine