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Nesvizhskii. Computational Analysis of Unassigned High Quality MS/MS Spectra in Large-scale Proteomic Datasets
Kang Ning; Damian Fermin; Alexey I
2010
发表期刊Proteomics
期号10
摘要

In a typical shotgun proteomics experiment, a significant number of high-quality MS/MS spectra remain ‘‘unassigned.’’ The main focus of this work is to improve our understanding of various sources of unassigned high-quality spectra. To achieve this, we designed an iterative computational approach for more efficient interrogation of MS/MS data. The method involves multiple stages of database searching with different search parameters, spectral library searching, blind searching for modified peptides, and genomic database searching. The method is applied to a large publicly available shotgun proteomic data set.

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In a typical shotgun proteomics experiment, a significant number of high-quality MS/MS spectra remain ‘‘unassigned.’’ The main focus of this work is to improve our understanding of various sources of unassigned high-quality spectra. To achieve this, we designed an iterative computational approach for more efficient interrogation of MS/MS data. The method involves multiple stages of database searching with different search parameters, spectral library searching, blind searching for modified peptides, and genomic database searching. The method is applied to a large publicly available shotgun proteomic data set.

关键词Nesvizhskii. Computational Analysis Of Unassigned High Quality Ms/ms Spectra In Large-scale Proteomic Datasets
学科领域功能基因组
文献类型期刊论文
条目标识符http://ir.qibebt.ac.cn/handle/337004/975
专题单细胞中心组群
推荐引用方式
GB/T 7714
Kang Ning,Damian Fermin,Alexey I. Nesvizhskii. Computational Analysis of Unassigned High Quality MS/MS Spectra in Large-scale Proteomic Datasets[J]. Proteomics,2010(10).
APA Kang Ning,Damian Fermin,&Alexey I.(2010).Nesvizhskii. Computational Analysis of Unassigned High Quality MS/MS Spectra in Large-scale Proteomic Datasets.Proteomics(10).
MLA Kang Ning,et al."Nesvizhskii. Computational Analysis of Unassigned High Quality MS/MS Spectra in Large-scale Proteomic Datasets".Proteomics .10(2010).
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