TY - JOUR AU - Mao, Fenglou AU - Williams, David AU - Zhaxybayeva, Olga AU - Poptsova, Maria AU - Lapierre, Pascal AU - Gogarten, J. Peter AU - Xu, Ying PY - 2012 DA - 2012/06/07 TI - Quartet decomposition server: a platform for analyzing phylogenetic trees JO - BMC Bioinformatics SP - 123 VL - 13 IS - 1 AB - The frequent exchange of genetic material among prokaryotes means that extracting a majority or plurality phylogenetic signal from many gene families, and the identification of gene families that are in significant conflict with the plurality signal is a frequent task in comparative genomics, and especially in phylogenomic analyses. Decomposition of gene trees into embedded quartets (unrooted trees each with four taxa) is a convenient and statistically powerful technique to address this challenging problem. This approach was shown to be useful in several studies of completely sequenced microbial genomes. SN - 1471-2105 UR - https://doi.org/10.1186/1471-2105-13-123 DO - 10.1186/1471-2105-13-123 ID - Mao2012 ER -