2021
Cellular Adaptations to Cytoplasmic Mg2+ Limitation
Groisman EA, Chan C. Cellular Adaptations to Cytoplasmic Mg2+ Limitation. Annual Review Of Microbiology 2021, 75: 649-672. PMID: 34623895, DOI: 10.1146/annurev-micro-020518-115606.Peer-Reviewed Original ResearchConceptsCytoplasmic MgLeader regionATP-dependent proteaseTranscriptional regulator PhoPAbundant divalent cationOpen reading frameActivity of ribosomesSimilar adaptation strategiesRegulated proteolysisExpression of proteinsRegulator PhoPMicrobial speciesReading frameCellular adaptationDifferent genesCoding regionsBacterial speciesProtein synthesisSpeciesProteinAbundanceDivalent cationsExpressionCytoplasmic Mg2Enzymatic reactions
2016
Reducing Ribosome Biosynthesis Promotes Translation during Low Mg2+ Stress
Pontes MH, Yeom J, Groisman EA. Reducing Ribosome Biosynthesis Promotes Translation during Low Mg2+ Stress. Molecular Cell 2016, 64: 480-492. PMID: 27746019, PMCID: PMC5500012, DOI: 10.1016/j.molcel.2016.05.008.Peer-Reviewed Original ResearchConceptsSynthesis of ribosomesAmino acid abundanceExpression of proteinsPromotes TranslationAvailability of ATPRibosomal componentsRegulatory circuitsTranslational arrestCytosolic MgRRNA geneProtein synthesisRibosomesATP levelsLevels of ATPATP amountATPDivalent cationsMutantsTranscriptionNegative chargeGenesLow Mg2TranslationProteinAbundance