Strategies for exome and genome sequence data analysis in disease-gene discovery projects

被引:63
作者
Robinson, P. N. [1 ,2 ,3 ]
Krawitz, P. [1 ,2 ,3 ]
Mundlos, S. [1 ,2 ,3 ]
机构
[1] Charite, Inst Med Genet & Humangenet, D-13353 Berlin, Germany
[2] Charite, Berlin Brandenburg Ctr Regenerat Therapies BCRT, D-13353 Berlin, Germany
[3] Max Planck Inst Mol Genet, Berlin, Germany
关键词
bioinformatics; disease gene; exome; genome; next-generation sequencing; HUMAN PHENOTYPE ONTOLOGY; DE-NOVO MUTATIONS; MENTAL-RETARDATION; HEARING-LOSS; SPECTRUM; MAP;
D O I
10.1111/j.1399-0004.2011.01713.x
中图分类号
Q3 [遗传学];
学科分类号
071007 ; 090102 ;
摘要
In whole-exome sequencing (WES), target capture methods are used to enrich the sequences of the coding regions of genes from fragmented total genomic DNA, followed by massively parallel, 'next-generation' sequencing of the captured fragments. Since its introduction in 2009, WES has been successfully used in several disease-gene discovery projects, but the analysis of whole-exome sequence data can be challenging. In this overview, we present a summary of the main computational strategies that have been applied to identify novel disease genes in whole-exome data, including intersect filters, the search for de novo mutations, and the application of linkage mapping or inference of identity-by-descent (IBD) in family studies.
引用
收藏
页码:127 / 132
页数:6
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