Evidence map›Paper›PMID 7514532›Full record

ArticleThe EMBO journal1994

A novel RNA gene in the tobacco plastid genome: its possible role in the maturation of 16S rRNA.

A Vera, M Sugiura

Open access · bronzeAbstract read
In one paragraph

Article in The EMBO journal, 1994. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
1.2field-weighted citation impact, top 21% 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

19 citing papers in PubMed, 49 citations in OpenAlex.

  1. Article
  2. Comparative genomics of ten solanaceous plastomes.Advances in bioinformatics · 2014
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  19. Loss of all ndh genes as determined by sequencing the entire chloroplast genome of the black pine Pinus thunbergii.Proceedings of the National Academy of Sciences of the United States of America · 1994
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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

2 authors at 1 institution in 1 country.

A VeraCenter for Gene Research, Nagoya University, Japan.
M Sugiura
Nagoya University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A small plastid-encoded RNA (spRNA, 218 nt) has been detected in tobacco. The corresponding locus (sprA) does not contain any open reading frame and is actively transcribed from its own promoter, as shown by ribonuclease protection assays using in vitro capped RNAs. Gel-shift and UV-crosslinking experiments showed the formation of a specific complex between spRNA and chloroplast polypeptides. The mobility of the complex was further shifted when a transcript bearing part of the 16S rRNA leader sequence was added to the incubation mixture. Glycerol gradient fractionation of a chloroplast lysate indicated a preferential sedimentation of spRNA at 15-20S and 70S. These observations, and the potential base-pairing with the leader sequence of pre-16S rRNA, suggest a role for spRNA in chloroplast ribosome biogenesis, i.e. 16S rRNA maturation. By sequencing of tomato plastid DNA and heterologous northern hybridizations, the presence of sprA homologs and their expression in a number of dicot plants have also been shown.

Indexed as

Plants, ToxicBase SequenceChloroplastsDNAGenes, PlantMolecular Sequence DataNicotianaPlant ProteinsRibosomesRNARNA, Ribosomal, 16STrans-ActivatorsTranscription, GeneticDNAPlant ProteinsRNARNA, Ribosomal, 16STrans-Activators

Identifiers

PMID7514532
PMCPMC395076
OpenAlexW2183026035

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.