Viral Contig Automatic Cluster Taxonomy : VContACT

VContact is a tool to perform Guilt-by-contig-association automatic classification of viral contigs.

Tutorial and documentation

  • The vContact Tutorial will help you to quickly get started
  • The vContact Scripts documentation is a more formal description of the commands you can use.
  • The API documentation (Module Index) give a description of all functions if you want to dive in the code and improve it.

The method:



  • Automatic taxonomic affiliation via “Guilt by contig association” in viral metagenomic data. Guilhem Doulcier, Master degree internship report 2014.
  • Reticulate Representation of Evolutionary and Functional Relationships between Phage Genomes. Gipsi Lima-Mendez, Jacques Van Helden, and Ariane Toussaint and Raphael Leplae. Mol Bio. Evol. 2008.


This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program. If not, see

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