Evidence map›Paper›PMID 23788724›Full record

ArticleRNA (New York, N.Y.)2013

Minotaur is critical for primary piRNA biogenesis.

Vasily V Vagin, Yang Yu, Anna Jankowska, Yicheng Luo, Kaja A Wasik, Colin D Malone, Emily Harrison, Adam Rosebrock, Barbara T Wakimoto, Delphine Fagegaltier and 2 more

Abstract read
In one paragraph

Article in RNA (New York, N.Y.), 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 33 papers.

0numbers the graph read from it
0cells of the map it votes in
33citing 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

33 citing papers in PubMed.

  1. Review
  2. piRNA direct the chromatin reader to its genomic targets.bioRxiv : the preprint server for biology · 2026
    Article
  3. AbioRxiv : the preprint server for biology · 2026
    Article
  4. Article
  5. Article
  6. Article
  7. Article
  8. Article
  9. Review
  10. The birth of piRNAs: how mammalian piRNAs are produced, originated, and evolved.Mammalian genome : official journal of the International Mammalian Genome Society · 2022
    Review
  11. Article
  12. Article
  13. Article
  14. The piRNA pathway in Drosophila ovarian germ and somatic cells.Proceedings of the Japan Academy. Series B, Physical and biological sciences · 2020
    Review
  15. Review
  16. Article
  17. Article
  18. Article
  19. Article
  20. Review
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

12 authors.

Vasily V VaginWatson School of Biological Sciences, Howard Hughes Medical Institute, Cold Spring Harbor Laboratory, Cold Spring Harbor, NewYork 11724, USA.
Yang Yu
Anna Jankowska
Yicheng Luo
Kaja A Wasik
Colin D Malone
Emily Harrison
Adam Rosebrock
Barbara T Wakimoto
Delphine Fagegaltier
Felix Muerdter
Gregory J Hannon

Funding

MECHANISMS OF DSRNA-INDUCED GENE SILENCINGR01GM062534 · NIGMS · COLD SPRING HARBOR LABORATORY · PI HANNON, GREGORY J · 2000 to 2012
$4.3M
Roles of small RNAs in guarding germ cell genomesR37GM062534 · NIGMS · NEW YORK GENOME CENTER · PI HANNON, GREGORY J · 2013 to 2017
$2.0M
Howard Hughes Medical InstituteNIGMS NIH HHS 5R01GM062534NIGMS NIH HHS R01 GM062534NIGMS NIH HHS R37 GM062534
6 · The paper itself

Abstract

Piwi proteins and their associated small RNAs are essential for fertility in animals. In part, this is due to their roles in guarding germ cell genomes against the activity of mobile genetic elements. piRNA populations direct Piwi proteins to silence transposon targets and, as such, form a molecular code that discriminates transposons from endogenous genes. Information ultimately carried by piRNAs is encoded within genomic loci, termed piRNA clusters. These give rise to long, single-stranded, primary transcripts that are processed into piRNAs. Despite the biological importance of this pathway, neither the characteristics that define a locus as a source of piRNAs nor the mechanisms that catalyze primary piRNA biogenesis are well understood. We searched an EMS-mutant collection annotated for fertility phenotypes for genes involved in the piRNA pathway. Twenty-seven homozygous sterile strains showed transposon-silencing defects. One of these, which strongly impacted primary piRNA biogenesis, harbored a causal mutation in CG5508, a member of the Drosophila glycerol-3-phosphate O-acetyltransferase (GPAT) family. These enzymes catalyze the first acylation step on the path to the production of phosphatidic acid (PA). Though this pointed strongly to a function for phospholipid signaling in the piRNA pathway, a mutant form of CG5508, which lacks the GPAT active site, still functions in piRNA biogenesis. We have named this new biogenesis factor Minotaur.

Indexed as

Amino Acid SequenceAnimalsAnimals, Genetically ModifiedArgonaute ProteinsCatalytic DomainDNA Transposable ElementsDrosophila melanogasterDrosophila ProteinsFemaleGenes, InsectGlycerol-3-Phosphate O-AcyltransferaseMaleMolecular Sequence DataMutationPhospholipidsRNA, Small InterferingArgonaute ProteinsDNA Transposable ElementsDrosophila ProteinsGlycerol-3-Phosphate O-AcyltransferasePhospholipidspiwi protein, DrosophilaRNA, Small InterferingDrosophilaGPATpiRNAtransposon

Identifiers

PMID23788724
PMCPMC3708527

What OpenQuestion holds

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Registered trials

None linked

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.