PPI finder: a mining tool for human protein-protein interactions.

BACKGROUND: The exponential increase of published biomedical literature prompts the use of text mining tools to manage the information overload automatically. One of the most common applications is to mine protein-protein interactions (PPIs) from PubMed abstracts. Currently, most tools in mining PPI...

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Main Authors: Min He, Yi Wang, Wei Li
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2009-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC2641004?pdf=render
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author Min He
Yi Wang
Wei Li
author_facet Min He
Yi Wang
Wei Li
author_sort Min He
collection DOAJ
description BACKGROUND: The exponential increase of published biomedical literature prompts the use of text mining tools to manage the information overload automatically. One of the most common applications is to mine protein-protein interactions (PPIs) from PubMed abstracts. Currently, most tools in mining PPIs from literature are using co-occurrence-based approaches or rule-based approaches. Hybrid methods (frame-based approaches) by combining these two methods may have better performance in predicting PPIs. However, the predicted PPIs from these methods are rarely evaluated by known PPI databases and co-occurred terms in Gene Ontology (GO) database. METHODOLOGY/PRINCIPAL FINDINGS: We here developed a web-based tool, PPI Finder, to mine human PPIs from PubMed abstracts based on their co-occurrences and interaction words, followed by evidences in human PPI databases and shared terms in GO database. Only 28% of the co-occurred pairs in PubMed abstracts appeared in any of the commonly used human PPI databases (HPRD, BioGRID and BIND). On the other hand, of the known PPIs in HPRD, 69% showed co-occurrences in the literature, and 65% shared GO terms. CONCLUSIONS: PPI Finder provides a useful tool for biologists to uncover potential novel PPIs. It is freely accessible at http://liweilab.genetics.ac.cn/tm/.
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spelling doaj.art-373b22bfd1fd4aebadf57cb52f68ac692022-12-22T02:29:55ZengPublic Library of Science (PLoS)PLoS ONE1932-62032009-01-0142e455410.1371/journal.pone.0004554PPI finder: a mining tool for human protein-protein interactions.Min HeYi WangWei LiBACKGROUND: The exponential increase of published biomedical literature prompts the use of text mining tools to manage the information overload automatically. One of the most common applications is to mine protein-protein interactions (PPIs) from PubMed abstracts. Currently, most tools in mining PPIs from literature are using co-occurrence-based approaches or rule-based approaches. Hybrid methods (frame-based approaches) by combining these two methods may have better performance in predicting PPIs. However, the predicted PPIs from these methods are rarely evaluated by known PPI databases and co-occurred terms in Gene Ontology (GO) database. METHODOLOGY/PRINCIPAL FINDINGS: We here developed a web-based tool, PPI Finder, to mine human PPIs from PubMed abstracts based on their co-occurrences and interaction words, followed by evidences in human PPI databases and shared terms in GO database. Only 28% of the co-occurred pairs in PubMed abstracts appeared in any of the commonly used human PPI databases (HPRD, BioGRID and BIND). On the other hand, of the known PPIs in HPRD, 69% showed co-occurrences in the literature, and 65% shared GO terms. CONCLUSIONS: PPI Finder provides a useful tool for biologists to uncover potential novel PPIs. It is freely accessible at http://liweilab.genetics.ac.cn/tm/.http://europepmc.org/articles/PMC2641004?pdf=render
spellingShingle Min He
Yi Wang
Wei Li
PPI finder: a mining tool for human protein-protein interactions.
PLoS ONE
title PPI finder: a mining tool for human protein-protein interactions.
title_full PPI finder: a mining tool for human protein-protein interactions.
title_fullStr PPI finder: a mining tool for human protein-protein interactions.
title_full_unstemmed PPI finder: a mining tool for human protein-protein interactions.
title_short PPI finder: a mining tool for human protein-protein interactions.
title_sort ppi finder a mining tool for human protein protein interactions
url http://europepmc.org/articles/PMC2641004?pdf=render
work_keys_str_mv AT minhe ppifinderaminingtoolforhumanproteinproteininteractions
AT yiwang ppifinderaminingtoolforhumanproteinproteininteractions
AT weili ppifinderaminingtoolforhumanproteinproteininteractions