Evidence map›Paper›PMID 19863816›Full record

ArticleBMC bioinformatics2009

Analysis and comparison of very large metagenomes with fast clustering and functional annotation.

Weizhong Li

Abstract readComparative Study
In one paragraph

Article in BMC bioinformatics, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 60 papers.

0numbers the graph read from it
0cells of the map it votes in
60citing 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

60 citing papers in PubMed.

  1. Review
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  14. A clinician's guide to microbiome analysis.Nature reviews. Gastroenterology & hepatology · 2017
    Review
  15. Article
  16. Article
  17. Article
  18. Article
  19. Metagenomic surveys of gut microbiota.Genomics, proteomics & bioinformatics · 2015
    Review
  20. Article
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

1 author.

Weizhong LiCalifornia Institute for Telecommunications and Information Technology, University of California, San Diego, La Jolla, California 92093, USA. liwz@sdsc.edu

Funding

CD-HIT: A Fast Program to Cluster and Compare Large Sets of Biological SequencesR01RR025030 · NCRR · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI LI, WEIZHONG · 2008 to 2010
$1.0M
NCRR NIH HHS 1R01RR025030NCRR NIH HHS R01 RR025030
6 · The paper itself

Abstract

backgroundThe remarkable advance of metagenomics presents significant new challenges in data analysis. Metagenomic datasets (metagenomes) are large collections of sequencing reads from anonymous species within particular environments. Computational analyses for very large metagenomes are extremely time-consuming, and there are often many novel sequences in these metagenomes that are not fully utilized. The number of available metagenomes is rapidly increasing, so fast and efficient metagenome comparison methods are in great demand.

resultsThe new metagenomic data analysis method Rapid Analysis of Multiple Metagenomes with a Clustering and Annotation Pipeline (RAMMCAP) was developed using an ultra-fast sequence clustering algorithm, fast protein family annotation tools, and a novel statistical metagenome comparison method that employs a unique graphic interface. RAMMCAP processes extremely large datasets with only moderate computational effort. It identifies raw read clusters and protein clusters that may include novel gene families, and compares metagenomes using clusters or functional annotations calculated by RAMMCAP. In this study, RAMMCAP was applied to the two largest available metagenomic collections, the "Global Ocean Sampling" and the "Metagenomic Profiling of Nine Biomes".

conclusionRAMMCAP is a very fast method that can cluster and annotate one million metagenomic reads in only hundreds of CPU hours. It is available from http://tools.camera.calit2.net/camera/rammcap/.

Indexed as

Cluster AnalysisAlgorithmsComputational BiologyMetagenomicsPattern Recognition, AutomatedSequence AlignmentSequence Analysis, DNA

Identifiers

PMID19863816
PMCPMC2774329

What OpenQuestion holds

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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.