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Open AccessHighly AccessMethodology article

Detecting coevolution without phylogenetic trees? Tree-ignorant metrics of coevolution perform as well as tree-aware metrics

J Gregory Caporaso1 email, Sandra Smit2 email, Brett C Easton3 email, Lawrence Hunter4 email, Gavin A Huttley3 email and Rob Knight5 email

1Department of Biochemistry and Molecular Genetics, University of Colorado Denver, Aurora, CO, USA

2Centre for Integrative Bioinformatics VU (IBIVU), Vrije Universiteit Amsterdam, 1081 HV Amsterdam, The Netherlands

3Computational Genomics Laboratory, John Curtin School of Medical Research, The Australian National University, Canberra, ACT, Australia

4Center for Computational Pharmacology, University of Colorado Denver, Aurora, CO, USA

5Department of Chemistry and Biochemistry, University of Colorado at Boulder, Boulder, CO, USA

author email corresponding author email

BMC Evolutionary Biology 2008, 8:327doi:10.1186/1471-2148-8-327

Published: 3 December 2008

Additional files

Additional file 1:

Additional Table 1. Precision, recall, F-measure, total hits, and AUC data for each method, alphabet pair at different significance thresholds. This zip file contains a csv file containing all data, and a text file containing a description of the data.

Format: ZIP Size: 100KB Download file

Additional file 2:

Additional Table 2. Top five amino acid alphabets for each method on myoglobin and myosin rod alignments.

Format: PDF Size: 27KB Download file

This file can be viewed with: Adobe Acrobat Reader

Additional file 3:

Additional Table 3. The effect of increased false positive rate on t-test p-values.

Format: PDF Size: 38KB Download file

This file can be viewed with: Adobe Acrobat Reader

Additional file 4:

Alignments and trees. The alignments and trees used in the comparisons, in fasta and newick formats, respectively.

Format: ZIP Size: 38KB Download file

Additional file 5:

Data recreation. Documentation, scripts, and supporting data to recreate raw coevolution data.

Format: ZIP Size: 18KB Download file


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