Evidence map›Paper›PMID 22010998›Full record

ArticleJournal of proteome research2011

Two-dimensional target decoy strategy for shotgun proteomics.

Marshall W Bern, Yong J Kil

Abstract read
In one paragraph

Article in Journal of proteome research, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 43 papers.

0numbers the graph read from it
0cells of the map it votes in
43citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

43 citing papers in PubMed.

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  11. Integrative Proteogenomics Using ProteomeGenerator2.Journal of proteome research · 2023
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

2 authors.

Marshall W BernPalo Alto Research Center, 3333 Coyote Hill Road, Palo Alto, California 94304, United States. bern@parc.com
Yong J Kil

Funding

Algorithms and Software for Protein-Family De Novo SequencingR21GM094557 · NIGMS · PALO ALTO RESEARCH CENTER · PI BERN, MARSHALL WAYNE · 2010 to 2011
$557k
NIGMS NIH HHS R21 GM094557NIGMS NIH HHS R21GM094557
6 · The paper itself

Abstract

The target-decoy approach to estimating and controlling false discovery rate (FDR) has become a de facto standard in shotgun proteomics, and it has been applied at both the peptide-to-spectrum match (PSM) and protein levels. Current bioinformatics methods control either the PSM- or the protein-level FDR, but not both. In order to obtain the most reliable information from their data, users must employ one method when the number of tandem mass spectra exceeds the number of proteins in the database and another method when the reverse is true. Here we propose a simple variation of the standard target-decoy strategy that estimates and controls PSM and protein FDRs simultaneously, regardless of the relative numbers of spectra and proteins. We demonstrate that even if the final goal is a list of PSMs with a fixed low FDR and not a list of protein identifications, the proposed two-dimensional strategy offers advantages over a pure PSM-level strategy.

Indexed as

SoftwareAlgorithmsAmino Acid SequenceComputational BiologyDatabases, ProteinHumansMolecular Sequence DataPeptidesProteomicsReproducibility of ResultsSearch EngineTandem Mass SpectrometryPeptides

Identifiers

PMID22010998
PMCPMC3230778

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.