2024
Cotranslational molecular condensation of cochaperones and assembly factors facilitates axonemal dynein biogenesis
Li Y, Xu W, Cheng Y, Djenoune L, Zhuang C, Cox A, Britto C, Yuan S, Wang S, Sun Z. Cotranslational molecular condensation of cochaperones and assembly factors facilitates axonemal dynein biogenesis. Proceedings Of The National Academy Of Sciences Of The United States Of America 2024, 121: e2402818121. PMID: 39541357, PMCID: PMC11588059, DOI: 10.1073/pnas.2402818121.Peer-Reviewed Original ResearchConceptsDynein axonemal assembly factorsAssembly factorsCytosolic fociOuter dynein armsMacromolecular machinesAxonemal dyneinsAssembly hubDynein armsMolecular condensateLiquid-liquid phase separationCochaperoneEncoding mRNAFoci formationCiliary motilityStable interactionLRRC6Functional significanceRUVBL1DyneinMRNAAssembly of multiple componentsAssemblyPotential mechanismsRUVBL2BiogenesisEmerging and re-emerging themes in co-transcriptional pre-mRNA splicing
Carrocci T, Neugebauer K. Emerging and re-emerging themes in co-transcriptional pre-mRNA splicing. Molecular Cell 2024, 84: 3656-3666. PMID: 39366353, PMCID: PMC11463726, DOI: 10.1016/j.molcel.2024.08.036.Peer-Reviewed Original ResearchConceptsPre-mRNA splicingCo-transcriptional pre-mRNA splicingCo-transcriptional RNA foldingCo-transcriptional processesRNA polymerase IIPre-messenger RNAFunctional messenger RNAsCapping enzymePolymerase IIDelayed splicingPolyadenylation machinerySplicing eventsPre-mRNAGene regulationMacromolecular machinesRNA foldingRNA synthesisMRNA isoformsProtein productionGene expressionSplicingRNARegulatory importanceCross-regulationMessenger RNA
2023
Mapping the in vivo fitness landscape of a tethered ribosome
Radford F, Rinehart J, Isaacs F. Mapping the in vivo fitness landscape of a tethered ribosome. Science Advances 2023, 9: eade8934. PMID: 37115918, PMCID: PMC10146877, DOI: 10.1126/sciadv.ade8934.Peer-Reviewed Original ResearchConceptsPeptidyl transfer centerEpistatic interactionsFitness landscapeMacromolecular machinesLaboratory evolutionRibosome functionDeleterious mutationsVivo fitness landscapeComplete mutagenesisLethal mutationsGenetic elementsRibosomesProtein synthesisDominant lethal mutationsMost nucleotidesMutationsSequence spaceNucleotidesNext-generation biomaterialsLandscapeMutagenesisOrganismsSequenceInteractionDeeper understanding
2020
Structural basis for the binding of SNAREs to the multisubunit tethering complex Dsl1
Travis SM, DAmico K, Yu IM, McMahon C, Hamid S, Ramirez-Arellano G, Jeffrey PD, Hughson FM. Structural basis for the binding of SNAREs to the multisubunit tethering complex Dsl1. Journal Of Biological Chemistry 2020, 295: 10125-10135. PMID: 32409579, PMCID: PMC7383367, DOI: 10.1074/jbc.ra120.013654.Peer-Reviewed Original ResearchConceptsCoat protein ITarget membraneDsl1 complexSNARE motifEndoplasmic reticulumSNARE complexMembrane-bridging SNARE complexesSensitive factor attachment protein receptorsFactor attachment protein receptorsAttachment protein receptorsN-terminal domainHabc domainMacromolecular machinesCOPI coatVesicle dockingFusion machineryStructural basisMembrane fusionOpen conformationProtein IProtein receptorsDsl1X-ray crystallographySnareCentral hinge
2018
The life of U6 small nuclear RNA, from cradle to grave
Didychuk A, Butcher S, Brow D. The life of U6 small nuclear RNA, from cradle to grave. RNA 2018, 24: 437-460. PMID: 29367453, PMCID: PMC5855946, DOI: 10.1261/rna.065136.117.Peer-Reviewed Original ResearchConceptsU6 small nuclear RNASmall nuclear RNAPre-mRNANuclear RNAProcess of RNA splicingCatalyzes intron removalEukaryotic gene expressionPre-mRNA substrateUridine-rich small nuclear RNAsRemoval of intronsPrecursor messenger RNACryo-EM structureSplicing cycleNoncoding transcriptsCatalytic coreProtein partnersRNA splicingIntron removalSplice siteGenetic dataMacromolecular machinesSpliceosomeGene expressionSplicingConformational changes
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