Results 121 to 130 of about 318,177 (248)

An ILP solution for the gene duplication problem

open access: yesBMC Bioinformatics, 2011
Background The gene duplication (GD) problem seeks a species tree that implies the fewest gene duplication events across a given collection of gene trees.
Fernández-Baca David F   +3 more
doaj   +1 more source

Reconstruction of the deep history of "Parent-Daughter" relationships among vertebrate paralogs [PDF]

open access: yesarXiv, 2018
Gene duplication is a major mechanism through which new genetic material is generated. Although numerous methods have been developed to differentiate the ortholog and paralogs, very few differentiate the "Parent-Daughter" relationship among paralogous pairs.
arxiv  

The inference of gene trees with species trees [PDF]

open access: yesarXiv, 2013
Molecular phylogeny has focused mainly on improving models for the reconstruction of gene trees based on sequence alignments. Yet, most phylogeneticists seek to reveal the history of species. Although the histories of genes and species are tightly linked, they are seldom identical, because genes duplicate, are lost or horizontally transferred, and ...
arxiv  

Counting and sampling gene family evolutionary histories in the duplication-loss and duplication-loss-transfer models [PDF]

open access: yesarXiv, 2019
Given a set of species whose evolution is represented by a species tree, a gene family is a group of genes having evolved from a single ancestral gene. A gene family evolves along the branches of a species tree through various mechanisms, including - but not limited to - speciation, gene duplication, gene loss, horizontal gene transfer.
arxiv  

Evolution signatures in genome network properties [PDF]

open access: yes, 2011
Genomes maybe organized as networks where protein-protein association plays the role of network links. The resulting networks are far from being random and their topological properties are a consequence of the underlying mechanisms for genome evolution ...
José   +6 more
core   +1 more source

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