Gene finding in the chicken genome

<p>Abstract</p> <p>Background</p> <p>Despite the continuous production of genome sequence for a number of organisms, reliable, comprehensive, and cost effective gene prediction remains problematic. This is particularly true for genomes for which there is not a large col...

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Main Authors: Antonarakis Stylianos E, Rogers Jane, Wyss Carine, Shteynberg David D, Huckle Elizabeth J, Parra Genis, Flicek Paul, Camara Francisco, Bye Jacqueline M, Castelo Robert, Reymond Alexandre, Eyras Eduardo, Birney Ewan, Guigo Roderic, Brent Michael R
Format: Article
Language:English
Published: BMC 2005-05-01
Series:BMC Bioinformatics
Online Access:http://www.biomedcentral.com/1471-2105/6/131
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author Antonarakis Stylianos E
Rogers Jane
Wyss Carine
Shteynberg David D
Huckle Elizabeth J
Parra Genis
Flicek Paul
Camara Francisco
Bye Jacqueline M
Castelo Robert
Reymond Alexandre
Eyras Eduardo
Birney Ewan
Guigo Roderic
Brent Michael R
author_facet Antonarakis Stylianos E
Rogers Jane
Wyss Carine
Shteynberg David D
Huckle Elizabeth J
Parra Genis
Flicek Paul
Camara Francisco
Bye Jacqueline M
Castelo Robert
Reymond Alexandre
Eyras Eduardo
Birney Ewan
Guigo Roderic
Brent Michael R
author_sort Antonarakis Stylianos E
collection DOAJ
description <p>Abstract</p> <p>Background</p> <p>Despite the continuous production of genome sequence for a number of organisms, reliable, comprehensive, and cost effective gene prediction remains problematic. This is particularly true for genomes for which there is not a large collection of known gene sequences, such as the recently published chicken genome. We used the chicken sequence to test comparative and homology-based gene-finding methods followed by experimental validation as an effective genome annotation method.</p> <p>Results</p> <p>We performed experimental evaluation by RT-PCR of three different computational gene finders, Ensembl, SGP2 and TWINSCAN, applied to the chicken genome. A Venn diagram was computed and each component of it was evaluated. The results showed that <it>de novo </it>comparative methods can identify up to about 700 chicken genes with no previous evidence of expression, and can correctly extend about 40% of homology-based predictions at the 5' end.</p> <p>Conclusions</p> <p><it>De novo </it>comparative gene prediction followed by experimental verification is effective at enhancing the annotation of the newly sequenced genomes provided by standard homology-based methods.</p>
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spelling doaj.art-f7ea396c67c5441eb41504d1428996592022-12-22T03:25:04ZengBMCBMC Bioinformatics1471-21052005-05-016113110.1186/1471-2105-6-131Gene finding in the chicken genomeAntonarakis Stylianos ERogers JaneWyss CarineShteynberg David DHuckle Elizabeth JParra GenisFlicek PaulCamara FranciscoBye Jacqueline MCastelo RobertReymond AlexandreEyras EduardoBirney EwanGuigo RodericBrent Michael R<p>Abstract</p> <p>Background</p> <p>Despite the continuous production of genome sequence for a number of organisms, reliable, comprehensive, and cost effective gene prediction remains problematic. This is particularly true for genomes for which there is not a large collection of known gene sequences, such as the recently published chicken genome. We used the chicken sequence to test comparative and homology-based gene-finding methods followed by experimental validation as an effective genome annotation method.</p> <p>Results</p> <p>We performed experimental evaluation by RT-PCR of three different computational gene finders, Ensembl, SGP2 and TWINSCAN, applied to the chicken genome. A Venn diagram was computed and each component of it was evaluated. The results showed that <it>de novo </it>comparative methods can identify up to about 700 chicken genes with no previous evidence of expression, and can correctly extend about 40% of homology-based predictions at the 5' end.</p> <p>Conclusions</p> <p><it>De novo </it>comparative gene prediction followed by experimental verification is effective at enhancing the annotation of the newly sequenced genomes provided by standard homology-based methods.</p>http://www.biomedcentral.com/1471-2105/6/131
spellingShingle Antonarakis Stylianos E
Rogers Jane
Wyss Carine
Shteynberg David D
Huckle Elizabeth J
Parra Genis
Flicek Paul
Camara Francisco
Bye Jacqueline M
Castelo Robert
Reymond Alexandre
Eyras Eduardo
Birney Ewan
Guigo Roderic
Brent Michael R
Gene finding in the chicken genome
BMC Bioinformatics
title Gene finding in the chicken genome
title_full Gene finding in the chicken genome
title_fullStr Gene finding in the chicken genome
title_full_unstemmed Gene finding in the chicken genome
title_short Gene finding in the chicken genome
title_sort gene finding in the chicken genome
url http://www.biomedcentral.com/1471-2105/6/131
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