Discriminative structural approaches for enzyme active-site prediction

<p>Abstract</p> <p>Background</p> <p>Predicting enzyme active-sites in proteins is an important issue not only for protein sciences but also for a variety of practical applications such as drug design. Because enzyme reaction mechanisms are based on the local structures...

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Main Authors: Kato Tsuyoshi, Nagano Nozomi
Format: Article
Language:English
Published: BMC 2011-02-01
Series:BMC Bioinformatics
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author Kato Tsuyoshi
Nagano Nozomi
author_facet Kato Tsuyoshi
Nagano Nozomi
author_sort Kato Tsuyoshi
collection DOAJ
description <p>Abstract</p> <p>Background</p> <p>Predicting enzyme active-sites in proteins is an important issue not only for protein sciences but also for a variety of practical applications such as drug design. Because enzyme reaction mechanisms are based on the local structures of enzyme active-sites, various template-based methods that compare local structures in proteins have been developed to date. In comparing such local sites, a simple measurement, RMSD, has been used so far.</p> <p>Results</p> <p>This paper introduces new machine learning algorithms that refine the similarity/deviation for comparison of local structures. The similarity/deviation is applied to two types of applications, single template analysis and multiple template analysis. In the single template analysis, a single template is used as a query to search proteins for active sites, whereas a protein structure is examined as a query to discover the possible active-sites using a set of templates in the multiple template analysis.</p> <p>Conclusions</p> <p>This paper experimentally illustrates that the machine learning algorithms effectively improve the similarity/deviation measurements for both the analyses.</p>
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spelling doaj.art-b2ee3020795547ed9d88a865138963952022-12-22T03:11:14ZengBMCBMC Bioinformatics1471-21052011-02-0112Suppl 1S4910.1186/1471-2105-12-S1-S49Discriminative structural approaches for enzyme active-site predictionKato TsuyoshiNagano Nozomi<p>Abstract</p> <p>Background</p> <p>Predicting enzyme active-sites in proteins is an important issue not only for protein sciences but also for a variety of practical applications such as drug design. Because enzyme reaction mechanisms are based on the local structures of enzyme active-sites, various template-based methods that compare local structures in proteins have been developed to date. In comparing such local sites, a simple measurement, RMSD, has been used so far.</p> <p>Results</p> <p>This paper introduces new machine learning algorithms that refine the similarity/deviation for comparison of local structures. The similarity/deviation is applied to two types of applications, single template analysis and multiple template analysis. In the single template analysis, a single template is used as a query to search proteins for active sites, whereas a protein structure is examined as a query to discover the possible active-sites using a set of templates in the multiple template analysis.</p> <p>Conclusions</p> <p>This paper experimentally illustrates that the machine learning algorithms effectively improve the similarity/deviation measurements for both the analyses.</p>
spellingShingle Kato Tsuyoshi
Nagano Nozomi
Discriminative structural approaches for enzyme active-site prediction
BMC Bioinformatics
title Discriminative structural approaches for enzyme active-site prediction
title_full Discriminative structural approaches for enzyme active-site prediction
title_fullStr Discriminative structural approaches for enzyme active-site prediction
title_full_unstemmed Discriminative structural approaches for enzyme active-site prediction
title_short Discriminative structural approaches for enzyme active-site prediction
title_sort discriminative structural approaches for enzyme active site prediction
work_keys_str_mv AT katotsuyoshi discriminativestructuralapproachesforenzymeactivesiteprediction
AT naganonozomi discriminativestructuralapproachesforenzymeactivesiteprediction