Evidence map›Paper›PMID 26295961›Full record

ArticleMolecular cell2015

Aub and Ago3 Are Recruited to Nuage through Two Mechanisms to Form a Ping-Pong Complex Assembled by Krimper.

Alexandre Webster, Sisi Li, Junho K Hur, Malte Wachsmuth, Justin S Bois, Edward M Perkins, Dinshaw J Patel, Alexei A Aravin

Abstract read
In one paragraph

Article in Molecular cell, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 84 papers.

0numbers the graph read from it
0cells of the map it votes in
84citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

84 citing papers in PubMed.

  1. Article
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  3. Review
  4. Review
  5. In thebioRxiv : the preprint server for biology · 2026
    Article
  6. Article
  7. Article
  8. Article
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  10. Review
  11. Article
  12. Article
  13. Article
  14. Review
  15. Article
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  17. Review
  18. Regulatory roles of PIWI-interacting RNAs in cardiovascular disease.American journal of physiology. Heart and circulatory physiology · 2025
    Review
  19. Article
  20. Review

24 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Alexandre WebsterDivision of Biology and Biological Engineering, California Institute of Technology, Pasadena, CA 91125, USA.
Sisi LiStructural Biology Program, Memorial Sloan-Kettering Cancer Center, 1275 York Avenue, New York, NY, 10021 USA.
Junho K HurDivision of Biology and Biological Engineering, California Institute of Technology, Pasadena, CA 91125, USA.
Malte WachsmuthCell Biology & Biophysics Unit, European Molecular Biology Laboratory, 69117 Heidelberg, Germany.
Justin S BoisDivision of Biology and Biological Engineering, California Institute of Technology, Pasadena, CA 91125, USA.
Edward M PerkinsDivision of Biology and Biological Engineering, California Institute of Technology, Pasadena, CA 91125, USA.
Dinshaw J PatelStructural Biology Program, Memorial Sloan-Kettering Cancer Center, 1275 York Avenue, New York, NY, 10021 USA.
Alexei A AravinDivision of Biology and Biological Engineering, California Institute of Technology, Pasadena, CA 91125, USA. Electronic address: aaa@caltech.edu.

Funding

X-RAY CRYSTALLOGRAPHYP30CA008748 · NCI · SLOAN-KETTERING INSTITUTE FOR CANCER RES · PI Nicholas D Socci · 1985 to 2026
$347.4M
Molecular Mechanism of the piRNA BiogenesisR01GM097363 · NIGMS · CORNELL UNIVERSITY · PI ARAVIN, ALEXEI A. · 2011 to 2025
$4.0M
Taming of Small RNA-based Epigenetic MechanismsDP2OD007371 · OD · CALIFORNIA INSTITUTE OF TECHNOLOGY · PI ARAVIN, ALEXEI A. · 2010 to 2010
$2.4M
NCI NIH HHS P30 CA008748NIGMS NIH HHS R01 GM097363NIH HHS DP2 OD007371NIH HHS DP2 OD007371A
6 · The paper itself

Abstract

In Drosophila, two Piwi proteins, Aubergine (Aub) and Argonaute-3 (Ago3), localize to perinuclear "nuage" granules and use guide piRNAs to target and destroy transposable element transcripts. We find that Aub and Ago3 are recruited to nuage by two different mechanisms. Aub requires a piRNA guide for nuage recruitment, indicating that its localization depends on recognition of RNA targets. Ago3 is recruited to nuage independently of a piRNA cargo and relies on interaction with Krimper, a stable component of nuage that is able to aggregate in the absence of other nuage proteins. We show that Krimper interacts directly with Aub and Ago3 to coordinate the assembly of the ping-pong piRNA processing (4P) complex. Symmetrical dimethylated arginines are required for Aub to interact with Krimper, but they are dispensable for Ago3 to bind Krimper. Our study reveals a multi-step process responsible for the assembly and function of nuage complexes in piRNA-guided transposon repression.

Indexed as

AnimalsArgonaute ProteinsCell LineCell NucleusDrosophila melanogasterDrosophila ProteinsFemaleKineticsPeptide Initiation FactorsProtein Interaction Domains and MotifsProtein MultimerizationProtein TransportRNA, Small InterferingAGO3 protein, DrosophilaArgonaute Proteinsaub protein, DrosophilaDrosophila ProteinsKrimp protein, DrosophilaPeptide Initiation FactorsRNA, Small Interfering

Identifiers

PMID26295961
PMCPMC4545750

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.