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NETGEN: generating phylogenetic networks with diploid hybrids
1Department of Computer Science, University of New Mexico, Albuquerque, NM, USA. morin@cs.unm.edu
Bioinformatics (Oxford, England)
|May 24, 2006
Summary
NetGen is a new simulator for phylogenetic networks, extending birth-death models to include hybridization. It simulates DNA evolution alongside network topology for accurate evolutionary distance-based hybridization.
Area of Science:
- Computational Biology
- Phylogenetics
- Evolutionary Biology
Background:
- NetGen is a C-based software tool.
- Available in source form online.
Purpose of the Study:
- Introduce NetGen, an event-driven simulator for phylogenetic networks.
- Extend the birth-death model to incorporate diploid hybridizations.
- Propose an extended Newick format for phylogenetic networks.
Main Methods:
- Event-driven simulation approach.
- Integration of DNA sequence evolution with phylogenetic network topology.
- Extension of the birth-death model to include diploid hybridizations.
Main Results:
- NetGen enables hybridization to be informed by contemporary evolutionary distances.
- The simulator supports variable rate lineages and root sequence specification.
- An extended Newick format is proposed to represent phylogenetic networks.
Conclusions:
- NetGen provides a novel tool for simulating phylogenetic networks with hybridization.
- The integration of sequence evolution and topology aids in understanding hybridization events.
- The proposed Newick format extension facilitates the representation of complex phylogenetic networks.