Ibrahim I. Cissé
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View article: Acetylation-dependent clustering of BRD2 instructs transcription dynamics
Acetylation-dependent clustering of BRD2 instructs transcription dynamics Open
BET protein inhibitors represent one of the most prominent classes of epigenetic drugs. However, the specific contributions of individual BET family members to transcription regulation remain largely unknown. Here, by acutely co-depleting …
View article: RNA Dynamics Regulate Transcriptional Condensate Vivacity to Drive Gene Coordination
RNA Dynamics Regulate Transcriptional Condensate Vivacity to Drive Gene Coordination Open
Summary Transcriptional condensates (TCs), enriched with Mediator, orchestrate super-enhancer (SE)-driven gene expression critical for cell identity. However, how their dynamic physical properties shape transcriptional activities remains u…
View article: Direct observation of a condensate effect on super-enhancer controlled gene bursting
Direct observation of a condensate effect on super-enhancer controlled gene bursting Open
View article: Light-Induced Targeting Enables Proteomics on Endogenous Condensates
Light-Induced Targeting Enables Proteomics on Endogenous Condensates Open
View article: Direct observation of a condensate effect on super-enhancer controlled gene bursting
Direct observation of a condensate effect on super-enhancer controlled gene bursting Open
View article: Regularly spaced tyrosines in EBF1 mediate BRG1 recruitment and formation of nuclear subdiffractive clusters
Regularly spaced tyrosines in EBF1 mediate BRG1 recruitment and formation of nuclear subdiffractive clusters Open
B lineage priming by pioneer transcription factor EBF1 requires the function of an intrinsically disordered region (IDR). Here, we examine the role of regularly spaced tyrosines in the IDR as potential determinants of IDR function and acti…
View article: CCDC 2235598: Experimental Crystal Structure Determination
CCDC 2235598: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …
View article: The dynamic clustering of insulin receptor underlies its signaling and is disrupted in insulin resistance
The dynamic clustering of insulin receptor underlies its signaling and is disrupted in insulin resistance Open
View article: Hijacking of transcriptional condensates by endogenous retroviruses
Hijacking of transcriptional condensates by endogenous retroviruses Open
View article: Drug misuse by teenagers in schools in Benin and genetic polymorphism of cytochrome p450: interest and perspectives of cytochrome p450 genotyping
Drug misuse by teenagers in schools in Benin and genetic polymorphism of cytochrome p450: interest and perspectives of cytochrome p450 genotyping Open
The misuse of psychoactive substances by students is a reality in Beninese schools. These students are exposed to experimentation with these substances with or without prescriptions. The systematic genotyping of cytochromes in these studen…
View article: CCDC 2118461: Experimental Crystal Structure Determination
CCDC 2118461: Experimental Crystal Structure Determination Open
View article: CCDC 2118462: Experimental Crystal Structure Determination
CCDC 2118462: Experimental Crystal Structure Determination Open
View article: CCDC 2118459: Experimental Crystal Structure Determination
CCDC 2118459: Experimental Crystal Structure Determination Open
View article: CCDC 2118460: Experimental Crystal Structure Determination
CCDC 2118460: Experimental Crystal Structure Determination Open
View article: RNA-Mediated Feedback Control of Transcriptional Condensates
RNA-Mediated Feedback Control of Transcriptional Condensates Open
View article: A dual role for H2A.Z.1 in modulating the dynamics of RNA Polymerase II initiation and elongation
A dual role for H2A.Z.1 in modulating the dynamics of RNA Polymerase II initiation and elongation Open
RNAPII pausing immediately downstream of the transcription start site (TSS) is a critical rate limiting step at most metazoan genes that allows fine-tuning of gene expression in response to diverse signals 1–5 . During pause-release, RNA P…
View article: Mediator Condensates Localize Signaling Factors to Key Cell Identity Genes
Mediator Condensates Localize Signaling Factors to Key Cell Identity Genes Open
View article: Pol II phosphorylation regulates a switch between transcriptional and splicing condensates
Pol II phosphorylation regulates a switch between transcriptional and splicing condensates Open
View article: Pol II phosphorylation regulates a switch between transcriptional and splicing condensates
Pol II phosphorylation regulates a switch between transcriptional and splicing condensates Open
View article: A first order phase transition mechanism underlies protein aggregation in mammalian cells
A first order phase transition mechanism underlies protein aggregation in mammalian cells Open
The formation of misfolded protein aggregates is a hallmark of neurodegenerative diseases. The aggregate formation process exhibits an initial lag phase when precursor clusters spontaneously assemble. However, most experimental assays are …
View article: Author response: A first order phase transition mechanism underlies protein aggregation in mammalian cells
Author response: A first order phase transition mechanism underlies protein aggregation in mammalian cells Open
View article: A CRISPR/Cas9 platform for MS2-labelling of single mRNA in live stem cells
A CRISPR/Cas9 platform for MS2-labelling of single mRNA in live stem cells Open
View article: Hsp70–Bag3 complex is a hub for proteotoxicity-induced signaling that controls protein aggregation
Hsp70–Bag3 complex is a hub for proteotoxicity-induced signaling that controls protein aggregation Open
Significance This work dissects how cells monitor failure of proteasomes and trigger signaling responses defining whether cells survive proteotoxic stress or undergo apoptosis. The monitoring mechanism involves detection of a buildup of ab…
View article: Coactivator condensation at super-enhancers links phase separation and gene control
Coactivator condensation at super-enhancers links phase separation and gene control Open
Super-enhancers (SEs) are clusters of enhancers that cooperatively assemble a high density of the transcriptional apparatus to drive robust expression of genes with prominent roles in cell identity. Here we demonstrate that the SE-enriched…
View article: Mediator and RNA polymerase II clusters associate in transcription-dependent condensates
Mediator and RNA polymerase II clusters associate in transcription-dependent condensates Open
Phase separation and gene control Many components of eukaryotic transcription machinery—such as transcription factors and cofactors including BRD4, subunits of the Mediator complex, and RNA polymerase II—contain intrinsically disordered lo…
View article: Coactivator condensation at super-enhancers links phase separation and gene control
Coactivator condensation at super-enhancers links phase separation and gene control Open
Phase separation and gene control Many components of eukaryotic transcription machinery—such as transcription factors and cofactors including BRD4, subunits of the Mediator complex, and RNA polymerase II—contain intrinsically disordered lo…
View article: qSR: a quantitative super-resolution analysis tool reveals the cell-cycle dependent organization of RNA Polymerase I in live human cells
qSR: a quantitative super-resolution analysis tool reveals the cell-cycle dependent organization of RNA Polymerase I in live human cells Open
View article: qSR: a quantitative super-resolution analysis tool reveals the cell-cycle dependent organization of RNA Polymerase I in live human cells
qSR: a quantitative super-resolution analysis tool reveals the cell-cycle dependent organization of RNA Polymerase I in live human cells Open
We present qSR, an analytical tool for the quantitative analysis of single molecule based super-resolution data. The software is created as an open-source platform integrating multiple algorithms for rigorous spatial and temporal character…
View article: Mediator Forms Clusters with RNA Polymerase II in Live Stem Cells
Mediator Forms Clusters with RNA Polymerase II in Live Stem Cells Open
View article: CCDC 1815199: Experimental Crystal Structure Determination
CCDC 1815199: Experimental Crystal Structure Determination Open
An entry from the Cambridge Structural Database, the world’s repository for small molecule crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely available …