Evidence map›Paper›PMID 11080167›Full record

ArticleThe EMBO journal2000

Yeast snoRNA accumulation relies on a cleavage-dependent/polyadenylation-independent 3'-processing apparatus.

A Fatica, M Morlando, I Bozzoni

Open access · greenAbstract read
In one paragraph

Article in The EMBO journal, 2000. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 44 papers.

0numbers the graph read from it
0cells of the map it votes in
44citing papers in PubMed
3.1field-weighted citation impact, top 8% of its field
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

44 citing papers in PubMed, 75 citations in OpenAlex.

  1. Article
  2. Review
  3. Sm complex assembly and 5' cap trimethylation promote selective processing of snRNAs by the 3' exonuclease TOE1.Proceedings of the National Academy of Sciences of the United States of America · 2024
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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

3 authors at 1 institution in 2 countries.

A FaticaIstituto Pasteur Fondazione Cenci-Bolognetti, Dipartimento di Genetica e Biologia Molecolare, Università 'La Sapienza' and Centro Acidi Nucleici of CNR, Piazzale A.Moro 5, 00185 Rome, Italy.
M Morlando
I Bozzoni
United States Nuclear Regulatory Commission · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In Saccharomyces cerevisiae, snoRNAs are encoded by independent genes and within introns. Despite this heterogenous organization, snoRNA biosynthesis relies on a common theme: entry sites for 5'-3' and 3'-5' exonucleases are created on precursor molecules allowing the release of mature snoRNAs. In independently transcribed snoRNAs, such entry sites are often produced by the Rnt1p endonuclease. In many cases, cleavage sites are absent in the 3' portion of the pre-snoRNAs, suggesting that processing starts from the 3' end of the primary transcript. Here we show that cleavage/polyadenylation sites driving efficient polyadenylation, such as CYC1, prevent production of mature and functional snoRNPs. With these sites, snoRNA accumulation is restored only if polyadenylation activity is inhibited. Analysis of sequences downstream of snoRNA-coding units and the use of strains carrying mutations in RNA polymerase II (polII) cleavage/polyadenylation activities allowed us to establish that formation of snoRNA mature 3' ends requires only the cleavage activity of the polII 3'-processing machinery. These data indicate that, in vivo, uncoupling of cleavage and polyadenylation is necessary for an essential cellular biosynthesis.

Indexed as

Base SequenceBinding SitesDNA Polymerase IIMutationNucleic Acid ConformationOligodeoxyribonucleotidesPoly ARNA, FungalRNA Processing, Post-TranscriptionalRNA, Small NucleolarSaccharomyces cerevisiaeTranscription, GeneticDNA Polymerase IIOligodeoxyribonucleotidesPoly ARNA, FungalRNA, Small Nucleolar

Identifiers

PMID11080167
PMCPMC305823
OpenAlexW2113389048

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.