2025
Deep mutational scanning of the Trypanosoma brucei developmental regulator RBP6 reveals an essential disordered region influenced by positive residues
Rojas-Sánchez S, Kolev N, Tschudi C. Deep mutational scanning of the Trypanosoma brucei developmental regulator RBP6 reveals an essential disordered region influenced by positive residues. Nature Communications 2025, 16: 1168. PMID: 39885181, PMCID: PMC11782513, DOI: 10.1038/s41467-025-56553-y.Peer-Reviewed Original ResearchConceptsN-terminal intrinsically disordered regionRNA binding protein 6RNA recognition motifDeep mutational scanningMutational scanningDisordered regionsProtein-RNA interactionsIntrinsically disordered regionsComplex developmental programPositively charged residuesSingle-point variantsProtein-RNARNA recognitionDeleterious mutationsMutational constraintsProcyclic formsAnimal African trypanosomiasisTrypanosoma bruceiCharged residuesPrimary structureRegained infectivityDevelopmental programRegulatory roleProtein 6Positive residues
2017
The proteome and transcriptome of the infectious metacyclic form of Trypanosoma brucei define quiescent cells primed for mammalian invasion
Christiano R, Kolev NG, Shi H, Ullu E, Walther TC, Tschudi C. The proteome and transcriptome of the infectious metacyclic form of Trypanosoma brucei define quiescent cells primed for mammalian invasion. Molecular Microbiology 2017, 106: 74-92. PMID: 28742275, PMCID: PMC5607103, DOI: 10.1111/mmi.13754.Peer-Reviewed Original ResearchConceptsInfectious metacyclic formsTsetse fly vectorMetacyclic formsVariant surface glycoprotein expression sitesQuiescent cellsGene expression profilesFly vectorsAvailability of nutrientsMammalian invasionsCell surface componentsCell divisionProcyclic trypanosomesMammalian hostsTrypanosoma bruceiMRNA sequencingExpression profilesExpression sitesMetabolic enzymesBloodstream formsInfectious metacyclicsProtein 6TranscriptomeTsetse fliesProteomeProtein levels
2016
Transcriptome Profiling of Trypanosoma brucei Development in the Tsetse Fly Vector Glossina morsitans
Savage AF, Kolev NG, Franklin JB, Vigneron A, Aksoy S, Tschudi C. Transcriptome Profiling of Trypanosoma brucei Development in the Tsetse Fly Vector Glossina morsitans. PLOS ONE 2016, 11: e0168877. PMID: 28002435, PMCID: PMC5176191, DOI: 10.1371/journal.pone.0168877.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsElectron Transport Complex IVGene Expression ProfilingGene LibraryHigh-Throughput Nucleotide SequencingInsect VectorsIntestinal MucosaLife Cycle StagesMembrane GlycoproteinsProtozoan ProteinsProventriculusSalivary GlandsSequence Analysis, RNATranscriptomeTrypanosoma brucei bruceiTsetse FliesUp-RegulationConceptsSalivary gland transcriptomeMetacyclic VSGsInsect vectorsHigh-throughput RNA sequencingBlood-feeding tsetse fliesDigenetic life cycleRNA-binding proteinGene ontology analysisAlanine-rich proteinCytochrome oxidase complexTsetse fliesMidgut transcriptomeGlobal regulatorDNA metabolismTrypanosome developmentOntology analysisDNA replicationSignal transductionTransporter familyMammalian hostsRNA sequencingDistinct tissuesTranscript levelsTranscriptomeRich protein
2012
Developmental Progression to Infectivity in Trypanosoma brucei Triggered by an RNA-Binding Protein
Kolev NG, Ramey-Butler K, Cross GA, Ullu E, Tschudi C. Developmental Progression to Infectivity in Trypanosoma brucei Triggered by an RNA-Binding Protein. Science 2012, 338: 1352-1353. PMID: 23224556, PMCID: PMC3664091, DOI: 10.1126/science.1229641.Peer-Reviewed Original Research
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