From: cmzmasek@gmail.com Date: Wed, 28 Nov 2012 22:54:31 +0000 (+0000) Subject: Created wiki page through web user interface. X-Git-Url: http://source.jalview.org/gitweb/?a=commitdiff_plain;h=c7242e117fcbeb78ceb8e835dd891440bf4bce91;p=jalview.git Created wiki page through web user interface. --- diff --git a/wiki/rio.wiki b/wiki/rio.wiki new file mode 100644 index 0000000..ac4db98 --- /dev/null +++ b/wiki/rio.wiki @@ -0,0 +1,64 @@ +#summary generalized speciation duplication inference + += Generalized Speciation Duplication Inference = + +== Purpose == + +To infer duplication events on a gene tree given a trusted species tree. + +== Usage == +{{{ +java -Xmx1024m -cp +path/to/forester.jar org.forester.application.gsdi [-options] +}}} +=== Options === + + * -g: to allow stripping of gene tree nodes without a matching species in the species tree + + * -m: use most parimonious duplication model for GSDI: assign nodes as speciations which would otherwise be assiged as potential duplications due tp polytomies in the species tree + + * -q: to allow species tree in other formats than phyloXML (i.e. Newick, NHX, Nexus) + + * -b: to use SDIse algorithm instead of GSDI algorithm (for binary species trees) + +==== Gene tree ==== +Must be in phyloXM format, with taxonomy and sequence data in appropriate fields ([http://forester.googlecode.com/files/wnt_gene_tree.xml example]). + +==== Species tree ==== +Must be in phyloXML format unless option -q is used ([http://forester.googlecode.com/files/species.xml example]). + +=== Output === + +Besides the main output of a gene tree with duplications and speciations assigned to all of its internal nodes, this program also produces the following: + * a log file, ending in `"_gsdi_log.txt"` ([http://forester.googlecode.com/files/wnt_gsdi_log.txt example]) + * a species tree file which only contains external nodes with were needed for the reconciliation, ending in `"_species_tree_used.xml"` + * if the gene tree contains species with scientific species names such as "Pyrococcus horikoshii strain ATCC 700860" and if a mapping cannot be establish based on these, GSDI will attempt to map by removing the "strain" (or "subspecies") information, these will be listed in a file ending in `"_gsdi_remapped.txt"`. + +=== Taxonomic mapping between gene and species tree === + +GSDI can establish a taxonomic mapping between gene and species tree on the following three data fields: + * scientific names (e.g. "Pyrococcus horikoshii") + * taxonomic identifiers (e.g. "35932" from uniprot or ncbi) + * taxonomy codes (e.g. "PYRHO") + + + +=== Example === +`gsdi -g -q gene_tree.xml tree_of_life.nwk out.xml` + + +=== Example files === + * [http://forester.googlecode.com/files/wnt_gene_tree.xml gene tree] + * [http://forester.googlecode.com/files/species.xml species tree] + * [http://forester.googlecode.com/files/wnt_gsdi_log.txt log file (output)] + + +== Reference == + +Zmasek CM and Eddy SR "A simple algorithm to infer gene duplication and speciation events on a gene tree" [http://bioinformatics.oxfordjournals.org/content/17/9/821.abstract Bioinformatics, 17, 821-828] + + + +== Download == + +Download forester.jar here: http://code.google.com/p/forester/downloads/list \ No newline at end of file