Evaluation of 3D-Jury on CASP7 models

<p>Abstract</p> <p>Background</p> <p>3D-Jury, the structure prediction consensus method publicly available in the Meta Server <url>http://meta.bioinfo.pl/</url>, was evaluated using models gathered in the 7<sup><it>th </it></sup>round...

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Main Authors: Rychlewski Leszek, Kaján László
Format: Article
Language:English
Published: BMC 2007-08-01
Series:BMC Bioinformatics
Online Access:http://www.biomedcentral.com/1471-2105/8/304
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author Rychlewski Leszek
Kaján László
author_facet Rychlewski Leszek
Kaján László
author_sort Rychlewski Leszek
collection DOAJ
description <p>Abstract</p> <p>Background</p> <p>3D-Jury, the structure prediction consensus method publicly available in the Meta Server <url>http://meta.bioinfo.pl/</url>, was evaluated using models gathered in the 7<sup><it>th </it></sup>round of the Critical Assessment of Techniques for Protein Structure Prediction (CASP7). 3D-Jury is an automated expert process that generates protein structure meta-predictions from sets of models obtained from partner servers.</p> <p>Results</p> <p>The performance of 3D-Jury was analysed for three aspects. First, we examined the correlation between the 3D-Jury score and a model quality measure: the number of correctly predicted residues. The 3D-Jury score was shown to correlate significantly with the number of correctly predicted residues, the correlation is good enough to be used for prediction. 3D-Jury was also found to improve upon the competing servers' choice of the best structure model in most cases. The value of the 3D-Jury score as a generic reliability measure was also examined. We found that the 3D-Jury score separates bad models from good models better than the reliability score of the original server in 27 cases and falls short of it in only 5 cases out of a total of 38. We report the release of a new Meta Server feature: instant 3D-Jury scoring of uploaded user models.</p> <p>Conclusion</p> <p>The 3D-Jury score continues to be a good indicator of structural model quality. It also provides a generic reliability score, especially important for models that were not assigned such by the original server. Individual structure modellers can also benefit from the 3D-Jury scoring system by testing their models in the new instant scoring feature <url>http://meta.bioinfo.pl/compare_your_model_example.pl</url> available in the Meta Server.</p>
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spelling doaj.art-622696ec68c44ed993b51e519d7bdb172022-12-21T19:03:55ZengBMCBMC Bioinformatics1471-21052007-08-018130410.1186/1471-2105-8-304Evaluation of 3D-Jury on CASP7 modelsRychlewski LeszekKaján László<p>Abstract</p> <p>Background</p> <p>3D-Jury, the structure prediction consensus method publicly available in the Meta Server <url>http://meta.bioinfo.pl/</url>, was evaluated using models gathered in the 7<sup><it>th </it></sup>round of the Critical Assessment of Techniques for Protein Structure Prediction (CASP7). 3D-Jury is an automated expert process that generates protein structure meta-predictions from sets of models obtained from partner servers.</p> <p>Results</p> <p>The performance of 3D-Jury was analysed for three aspects. First, we examined the correlation between the 3D-Jury score and a model quality measure: the number of correctly predicted residues. The 3D-Jury score was shown to correlate significantly with the number of correctly predicted residues, the correlation is good enough to be used for prediction. 3D-Jury was also found to improve upon the competing servers' choice of the best structure model in most cases. The value of the 3D-Jury score as a generic reliability measure was also examined. We found that the 3D-Jury score separates bad models from good models better than the reliability score of the original server in 27 cases and falls short of it in only 5 cases out of a total of 38. We report the release of a new Meta Server feature: instant 3D-Jury scoring of uploaded user models.</p> <p>Conclusion</p> <p>The 3D-Jury score continues to be a good indicator of structural model quality. It also provides a generic reliability score, especially important for models that were not assigned such by the original server. Individual structure modellers can also benefit from the 3D-Jury scoring system by testing their models in the new instant scoring feature <url>http://meta.bioinfo.pl/compare_your_model_example.pl</url> available in the Meta Server.</p>http://www.biomedcentral.com/1471-2105/8/304
spellingShingle Rychlewski Leszek
Kaján László
Evaluation of 3D-Jury on CASP7 models
BMC Bioinformatics
title Evaluation of 3D-Jury on CASP7 models
title_full Evaluation of 3D-Jury on CASP7 models
title_fullStr Evaluation of 3D-Jury on CASP7 models
title_full_unstemmed Evaluation of 3D-Jury on CASP7 models
title_short Evaluation of 3D-Jury on CASP7 models
title_sort evaluation of 3d jury on casp7 models
url http://www.biomedcentral.com/1471-2105/8/304
work_keys_str_mv AT rychlewskileszek evaluationof3djuryoncasp7models
AT kajanlaszlo evaluationof3djuryoncasp7models