Evidence map›Paper›PMID 16772025›Full record

ArticleBMC bioinformatics2006

Impact of RNA structure on the prediction of donor and acceptor splice sites.

Sayed-Amir Marashi, Changiz Eslahchi, Hamid Pezeshk, Mehdi Sadeghi

Abstract read
In one paragraph

Article in BMC bioinformatics, 2006. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing 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

8 citing papers in PubMed.

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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

4 authors.

Sayed-Amir MarashiDepartment of Biotechnology, University College of Science, University of Tehran, Tehran, Iran. marashie@khayam.ut.ac.ir
Changiz Eslahchi
Hamid Pezeshk
Mehdi Sadeghi

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundgene identification in genomic DNA sequences by computational methods has become an important task in bioinformatics and computational gene prediction tools are now essential components of every genome sequencing project. Prediction of splice sites is a key step of all gene structural prediction algorithms.

resultswe sought the role of mRNA secondary structures and their information contents for five vertebrate and plant splice site datasets. We selected 900-nucleotide sequences centered at each (real or decoy) donor and acceptor sites, and predicted their corresponding RNA structures by Vienna software. Then, based on whether the nucleotide is in a stem or not, the conventional four-letter nucleotide alphabet was translated into an eight-letter alphabet. Zero-, first- and second-order Markov models were selected as the signal detection methods. It is shown that applying the eight-letter alphabet compared to the four-letter alphabet considerably increases the accuracy of both donor and acceptor site predictions in case of higher order Markov models.

conclusionOur results imply that RNA structure contains important data and future gene prediction programs can take advantage of such information.

Indexed as

Nucleic Acid ConformationRNA Splice SitesRNA SplicingAlgorithmsAnimalsComputational BiologyDatabases, GeneticHumansLikelihood FunctionsMarkov ChainsModels, GeneticRNA, MessengerRNA, PlantSequence Analysis, RNASoftwareRNA, MessengerRNA, PlantRNA Splice Sites

Identifiers

PMID16772025
PMCPMC1526458

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LicenceCC BY
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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.