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44 results for “protein complexes”

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  1. The YTHDF proteins modulate Alzheimer's disease-associated brain gene signatures.

    Molecular neurodegeneration · 2026 · 21(1)

    Gene signatures of Alzheimer's disease (AD) brains reflect the output of a complex interplay of genetic, epigenetic, epi-transcriptomic, and post-transcriptional regulations. To nominate candidate factors modulating these signatures, we developed a machine learning model to integrate cellular and molecular features …

    PMID 42811341 DOI ↗

  2. Large-scale tethered screen of RNA-binding proteins reveals novel regulators of poly(A) site selection.

    Molecular cell · 2026

    Alternative polyadenylation (APA) generates transcript isoforms with distinct 3' ends, yet the repertoire of its protein regulators remains poorly defined. Using a large-scale tethered function screen, we profiled 879 human RNA-binding proteins (RBPs) and identified 63 high-confidence activators of poly(A) …

    PMID 42361791 DOI ↗

  3. High-resolution mapping of CCR4-NOT recruitment elements reveals transcriptome-wide drivers of mRNA decay.

    Cell reports · 2026 · 45(5): 117348

    The CCR4-NOT complex is a central regulator of gene expression, orchestrating mRNA turnover through interactions with RNA-binding proteins (RBPs) and the microRNA (miRNA)-induced silencing complex. However, identifying which RBP- and miRNA-associated RNA elements recruit CCR4-NOT remains challenging, due in part …

    PMID 42154591 DOI ↗

  4. Structural and mechanistic analysis of covalent ligands targeting the RNA-binding protein NONO.

    Cell chemical biology · 2026 · 33(2): 256-267.e11

    RNA-binding proteins (RBPs) play important roles in mRNA transcription, processing, and translation. Chemical tools are lacking for RBPs, which has hindered efforts to perturb and understand RBP function in cells. We previously described a chloroacetamide compound (R)-SKBG-1 that covalently binds …

    PMID 41534524 DOI ↗

  5. The IFIT2-IFIT3 antiviral complex targets short 5' untranslated regions on viral mRNAs for translation inhibition.

    Nature microbiology · 2025 · 10(11): 2934-2948

    Recognition of foreign RNA is critical for the innate immune response to viruses. Interferon (IFN)-induced proteins with tetratricopeptide repeats (IFIT) 2 and 3 are highly upregulated following viral infection, but mechanistic insight into their antiviral role is lacking. Here we …

    PMID 41093992 DOI ↗

  6. Imaging Cellular Metabolic Rewiring with SuMMIT-SRS.

    bioRxiv : the preprint server for biology · 2025

    Cells dynamically rewire their metabolic pathways in response to physiological and pathological cues. Such plasticity is particularly critical in neurons, stem cells, cancer cells, and immune cells, where biosynthetic demands can shift rapidly. However, current metabolic imaging techniques using isotope …

    PMID 41279865 DOI ↗

  7. Enhancing RNA base editing on mammalian transcripts with small nuclear RNAs.

    Nature chemical biology · 2025

    Endogenous uridine-rich small nuclear RNAs (U snRNAs) form RNA-protein complexes to process eukaryotic pre-mRNA into mRNA. Previous studies have demonstrated programmable U snRNA guide-targeted exon inclusion and exclusion. Here we investigated whether snRNAs can also enhance RNA base editing over …

    PMID 40968292 DOI ↗

  8. Structural and mechanistic analysis of covalent ligands targeting the RNA-binding protein NONO.

    bioRxiv : the preprint server for biology · 2025

    RNA-binding proteins (RBPs) play important roles in mRNA transcription, processing, and translation. Chemical tools are lacking for RBPs, which has hindered efforts to perturb and understand RBP function in cells. We recently reported a chloroacetamide compound ( <i>R</i> )-SKBG-1 that …

    PMID 40661397 DOI ↗

  9. Short 5' UTRs serve as a marker for viral mRNA translation inhibition by the IFIT2-IFIT3 antiviral complex.

    bioRxiv : the preprint server for biology · 2025

    Recognition of "non-self" nucleic acids, including cytoplasmic dsDNA, dsRNA, or mRNAs lacking proper 5' cap structures, is critical for the innate immune response to viruses. Here, we demonstrate that short 5' untranslated regions (UTRs), a characteristic of many viral mRNAs, …

    PMID 39990370 DOI ↗

  10. Inhibition of RNA splicing triggers CHMP7 nuclear entry, impacting TDP-43 function and leading to the onset of ALS cellular phenotypes.

    Neuron · 2024 · 112(24): 4033-4047.e8

    Amyotrophic lateral sclerosis (ALS) is linked to the reduction of certain nucleoporins in neurons. Increased nuclear localization of charged multivesicular body protein 7 (CHMP7), a protein involved in nuclear pore surveillance, has been identified as a key factor damaging nuclear …

    PMID 39486415 DOI ↗

  11. Small nuclear RNAs enhance protein-free RNA-programmable base conversion on mammalian coding transcripts.

    bioRxiv : the preprint server for biology · 2024

    Endogenous U small nuclear RNAs (U snRNAs) form RNA-protein complexes responsible for eukaryotic processing of pre-mRNA into mature mRNA. Previous studies have demonstrated the utility of guide-programmable U snRNAs in targeted exon inclusion and exclusion. We investigated whether snRNAs can …

    PMID 38915553 DOI ↗

  12. LARP4 is an RNA-binding protein that binds nuclear-encoded mitochondrial mRNAs to promote mitochondrial function.

    RNA (New York, N.Y.) · 2024 · 30(3): 223-239

    Mitochondria-associated RNA-binding proteins (RBPs) have emerged as key contributors to mitochondrial biogenesis and homeostasis. With few examples known, we set out to identify RBPs that regulate nuclear-encoded mitochondrial mRNAs (NEMmRNAs). Our systematic analysis of RNA targets of 150 RBPs identified …

    PMID 38164626 DOI ↗

  13. Large-scale map of RNA binding protein interactomes across the mRNA life-cycle.

    bioRxiv : the preprint server for biology · 2023

    Messenger RNAs (mRNAs) interact with RNA-binding proteins (RBPs) in diverse ribonucleoprotein complexes (RNPs) during distinct life-cycle stages for their processing and maturation. While substantial attention has focused on understanding RNA regulation by assigning proteins, particularly RBPs, to specific RNA substrates, …

    PMID 37333282 DOI ↗

  14. Proteomic discovery of chemical probes that perturb protein complexes in human cells.

    Molecular cell · 2023 · 83(10): 1725-1742.e12

    Most human proteins lack chemical probes, and several large-scale and generalizable small-molecule binding assays have been introduced to address this problem. How compounds discovered in such "binding-first" assays affect protein function, nonetheless, often remains unclear. Here, we describe a "function-first" …

    PMID 37084731 DOI ↗

  15. Prions induce an early Arc response and a subsequent reduction in mGluR5 in the hippocampus.

    Neurobiology of disease · 2022 · 172: 105834

    Synapse dysfunction and loss are central features of neurodegenerative diseases, caused in part by the accumulation of protein oligomers. Amyloid-β, tau, prion, and α-synuclein oligomers bind to the cellular prion protein (PrP<sup>C),</sup> resulting in the activation of macromolecular complexes and …

    PMID 35905927 DOI ↗

  16. Aberrant NOVA1 function disrupts alternative splicing in early stages of amyotrophic lateral sclerosis.

    Acta neuropathologica · 2022 · 144(3): 413-435

    Amyotrophic lateral sclerosis (ALS) is a fatal disease characterized by aberrant alternative splicing (AS). Nuclear loss and cytoplasmic accumulation of the splicing factor TDP-43 in motor neurons (MN) are hallmarks of ALS at late stages of the disease. However, it …

    PMID 35778567 DOI ↗

  17. AKT constitutes a signal-promoted alternative exon-junction complex that regulates nonsense-mediated mRNA decay.

    Molecular cell · 2022 · 82(15): 2779-2796.e10

    Despite a long appreciation for the role of nonsense-mediated mRNA decay (NMD) in destroying faulty, disease-causing mRNAs and maintaining normal, physiologic mRNA abundance, additional effectors that regulate NMD activity in mammalian cells continue to be identified. Here, we describe a …

    PMID 35675814 DOI ↗

  18. Transcriptome-wide identification of RNA-binding protein binding sites using seCLIP-seq.

    Nature protocols · 2022 · 17(5): 1223-1265

    Discovery of interaction sites between RNA-binding proteins (RBPs) and their RNA targets plays a critical role in enabling our understanding of how these RBPs control RNA processing and regulation. Cross-linking and immunoprecipitation (CLIP) provides a generalizable, transcriptome-wide method by which …

    PMID 35322209 DOI ↗

  19. Identification of the global miR-130a targetome reveals a role for TBL1XR1 in hematopoietic stem cell self-renewal and t(8;21) AML.

    Cell reports · 2022 · 38(10): 110481

    Gene expression profiling and proteome analysis of normal and malignant hematopoietic stem cells (HSCs) point to shared core stemness properties. However, discordance between mRNA and protein signatures highlights an important role for post-transcriptional regulation by microRNAs (miRNAs) in governing this …

    PMID 35263585 DOI ↗

  20. Reintroduction of the archaic variant of <i>NOVA1</i> in cortical organoids alters neurodevelopment.

    Science (New York, N.Y.) · 2021 · 371(6530)

    The evolutionarily conserved splicing regulator neuro-oncological ventral antigen 1 (<i>NOVA1</i>) plays a key role in neural development and function. <i>NOVA1</i> also includes a protein-coding difference between the modern human genome and Neanderthal and Denisovan genomes. To investigate the functional importance …

    PMID 33574182 DOI ↗

  21. Footprinting SHAPE-eCLIP Reveals Transcriptome-wide Hydrogen Bonds at RNA-Protein Interfaces.

    Molecular cell · 2020 · 80(5): 903-914.e8

    Discovering the interaction mechanism and location of RNA-binding proteins (RBPs) on RNA is critical for understanding gene expression regulation. Here, we apply selective 2'-hydroxyl acylation analyzed by primer extension (SHAPE) on in vivo transcripts compared to protein-absent transcripts in four …

    PMID 33242392 DOI ↗

  22. The <i>Thermus thermophilus</i> DEAD-box protein Hera is a general RNA binding protein and plays a key role in tRNA metabolism.

    RNA (New York, N.Y.) · 2020 · 26(11): 1557-1574

    RNA helicases catalyze the ATP-dependent destabilization of RNA duplexes. DEAD-box helicases share a helicase core that mediates ATP binding and hydrolysis, RNA binding and unwinding. Most members of this family contain domains flanking the core that can confer RNA substrate …

    PMID 32669294 DOI ↗

  23. G<sub>4</sub>C<sub>2</sub> Repeat RNA Initiates a POM121-Mediated Reduction in Specific Nucleoporins in C9orf72 ALS/FTD.

    Neuron · 2020 · 107(6): 1124-1140.e11

    Through mechanisms that remain poorly defined, defects in nucleocytoplasmic transport and accumulations of specific nuclear-pore-complex-associated proteins have been reported in multiple neurodegenerative diseases, including C9orf72 Amyotrophic Lateral Sclerosis and Frontotemporal Dementia (ALS/FTD). Using super-resolution structured illumination microscopy, we have explored …

    PMID 32673563 DOI ↗

  24. A protein-RNA interaction atlas of the ribosome biogenesis factor AATF.

    Scientific reports · 2019 · 9(1): 11071

    AATF is a central regulator of the cellular outcome upon p53 activation, a finding that has primarily been attributed to its function as a transcription factor. Recent data showed that AATF is essential for ribosome biogenesis and plays a role …

    PMID 31363146 DOI ↗

  25. Sequence, Structure, and Context Preferences of Human RNA Binding Proteins.

    Molecular cell · 2018 · 70(5): 854-867.e9

    RNA binding proteins (RBPs) orchestrate the production, processing, and function of mRNAs. Here, we present the affinity landscapes of 78 human RBPs using an unbiased assay that determines the sequence, structure, and context preferences of these proteins in vitro by …

    PMID 29883606 DOI ↗

Datasets 5

GSE220185 GSE · GEO

Proteomic discovery of chemical probes that perturb protein complexes in human cells

Homo sapiens · GPL24676

GSE220845 GSE · GEO

Proteomic discovery of chemical probes that perturb protein complexes in human cells II

Homo sapiens · GPL18573

GSE149767 GSE · GEO

Footprinting SHAPE-eCLIP reveals transcriptome-wide hydrogen bonds at RNA-protein interfaces

Homo sapiens · GPL11154

GSE124023 GSE · GEO

DDX5 targets tissue specific RNAs to promote intestine tumorigenesis

Mus musculus · GPL21103

GSE295421 GSE · GEO

Enhancing RNA base editing on mammalian transcripts with small nuclear RNAs

Homo sapiens · GPL34284

Analyses 3

GSE185373 Processing Pipeline

GSE185373 · 4 steps · RNA-Seq · code_examples

Proteomic discovery of chemical probes that perturb protein complexes in human cells. (2023)

GSE220185 Processing Pipeline

GSE220185 · 4 steps · RIP-Seq · code_examples

Proteomic discovery of chemical probes that perturb protein complexes in human cells. (2023)

GSE220845 Processing Pipeline

GSE220845 · 1 step · RNA-Seq · code_examples

Proteomic discovery of chemical probes that perturb protein complexes in human cells. (2023)