Conversion events in gene clusters

<p>Abstract</p> <p>Background</p> <p>Gene clusters containing multiple similar genomic regions in close proximity are of great interest for biomedical studies because of their associations with inherited diseases. However, such regions are difficult to analyze due to th...

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Main Authors: Hardison Ross C, Zhang Louxin, Hoffmann Federico, Kim Hie, Zhang Yu, Riemer Cathy, Hsu Chih-Hao, Song Giltae, Green Eric D, Miller Webb
Format: Article
Language:English
Published: BMC 2011-07-01
Series:BMC Evolutionary Biology
Online Access:http://www.biomedcentral.com/1471-2148/11/226
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author Hardison Ross C
Zhang Louxin
Hoffmann Federico
Kim Hie
Zhang Yu
Riemer Cathy
Hsu Chih-Hao
Song Giltae
Green Eric D
Miller Webb
author_facet Hardison Ross C
Zhang Louxin
Hoffmann Federico
Kim Hie
Zhang Yu
Riemer Cathy
Hsu Chih-Hao
Song Giltae
Green Eric D
Miller Webb
author_sort Hardison Ross C
collection DOAJ
description <p>Abstract</p> <p>Background</p> <p>Gene clusters containing multiple similar genomic regions in close proximity are of great interest for biomedical studies because of their associations with inherited diseases. However, such regions are difficult to analyze due to their structural complexity and their complicated evolutionary histories, reflecting a variety of large-scale mutational events. In particular, conversion events can mislead inferences about the relationships among these regions, as traced by traditional methods such as construction of phylogenetic trees or multi-species alignments.</p> <p>Results</p> <p>To correct the distorted information generated by such methods, we have developed an automated pipeline called CHAP (Cluster History Analysis Package) for detecting conversion events. We used this pipeline to analyze the conversion events that affected two well-studied gene clusters (α-globin and β-globin) and three gene clusters for which comparative sequence data were generated from seven primate species: CCL (chemokine ligand), IFN (interferon), and CYP2abf (part of cytochrome P450 family 2). CHAP is freely available at <url>http://www.bx.psu.edu/miller_lab</url>.</p> <p>Conclusions</p> <p>These studies reveal the value of characterizing conversion events in the context of studying gene clusters in complex genomes.</p>
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spelling doaj.art-fe6f86bee5104182bba3845edd3b0f042022-12-21T23:13:59ZengBMCBMC Evolutionary Biology1471-21482011-07-0111122610.1186/1471-2148-11-226Conversion events in gene clustersHardison Ross CZhang LouxinHoffmann FedericoKim HieZhang YuRiemer CathyHsu Chih-HaoSong GiltaeGreen Eric DMiller Webb<p>Abstract</p> <p>Background</p> <p>Gene clusters containing multiple similar genomic regions in close proximity are of great interest for biomedical studies because of their associations with inherited diseases. However, such regions are difficult to analyze due to their structural complexity and their complicated evolutionary histories, reflecting a variety of large-scale mutational events. In particular, conversion events can mislead inferences about the relationships among these regions, as traced by traditional methods such as construction of phylogenetic trees or multi-species alignments.</p> <p>Results</p> <p>To correct the distorted information generated by such methods, we have developed an automated pipeline called CHAP (Cluster History Analysis Package) for detecting conversion events. We used this pipeline to analyze the conversion events that affected two well-studied gene clusters (α-globin and β-globin) and three gene clusters for which comparative sequence data were generated from seven primate species: CCL (chemokine ligand), IFN (interferon), and CYP2abf (part of cytochrome P450 family 2). CHAP is freely available at <url>http://www.bx.psu.edu/miller_lab</url>.</p> <p>Conclusions</p> <p>These studies reveal the value of characterizing conversion events in the context of studying gene clusters in complex genomes.</p>http://www.biomedcentral.com/1471-2148/11/226
spellingShingle Hardison Ross C
Zhang Louxin
Hoffmann Federico
Kim Hie
Zhang Yu
Riemer Cathy
Hsu Chih-Hao
Song Giltae
Green Eric D
Miller Webb
Conversion events in gene clusters
BMC Evolutionary Biology
title Conversion events in gene clusters
title_full Conversion events in gene clusters
title_fullStr Conversion events in gene clusters
title_full_unstemmed Conversion events in gene clusters
title_short Conversion events in gene clusters
title_sort conversion events in gene clusters
url http://www.biomedcentral.com/1471-2148/11/226
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AT riemercathy conversioneventsingeneclusters
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AT songgiltae conversioneventsingeneclusters
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