ogr2igraph {geneplast} | R Documentation

## Integrates evolutionary rooting information and graphs.

### Description

This function adds evolutionary rooting information to an 'igraph' class object.

### Usage

    ogr2igraph(ogr, cogdata, g, idkey = "ENTREZ")

### Arguments

`ogr` | a processed object of class 'OGR' evaluated by the `groot` method.
`cogdata` | a data.frame with COG to protein mapping, with at least one gene annotation type listed in the 'rtni' object (e.g. ENTREZ gene ID).
`g` | a 'igraph' object.
`idkey` | a single character value specifying a vertex attribute name used to map 'cogdata' annotation to 'g'.

### Value

Return an updated 'igraph' object with evolutionary root information.

### Author(s)

Rodrigo Dalmolin, Mauro Castro, Sheyla Trefflich

### References

Dalmolin RJ and Castro, MA. Geneplast: Evolutionary rooting using orthologous groups distribution. Journal Paper (in preparation), 2016.

### See Also

`OGR-class`

### Examples

    ## Not run:
    #This example requires the geneplast.data.string.v91 package! (currently available under request)
    library(geneplast.data.string.v91)
    data(gpdata_string_v91)

    ## End(Not run)

[Package geneplast version 1.20.1 Index]