graph2sif {CellNOptR} | R Documentation

## Convert graph to SIF

### Description

This function converts a network form graph format to SIF format. The resulting table can also be saved in a SIF file.

### Usage

    graph2sif(graph, writeSif=FALSE, filename="Graph")

### Arguments

`graph` | a graph, as generated using sif2graph
`writeSif` | if writeSif=FALSE (default) the SIF file is not saved. If writeSif=TRUE it is saved.
`filename` | the name of the SIF file saved if writeSif=TRUE. Default is Model.sif.

### Details

The sign of link is supposed to be encoded in the graph as the weigth of the edge (-1 negative regulation, +1 positive regulation).

### Value

`sifFile` | a table with all the links in the model in the format sourceNode-tab-sign-tab-targetNode

### Author(s)

F. Eduati

### See Also

model2sif, sif2graph, readSIF,

[Package CellNOptR version 1.33.0 Index]