diffLogo {DiffLogo} | R Documentation

## Draw DiffLogo

### Description

Draws the difference of two sequence logos.

### Usage

    diffLogo(diffLogoObj, ymin = 0, ymax = 0, sparse = FALSE,
      diffLogoConfiguration = list())

### Arguments

`diffLogoObj` | a DiffLogoObject created by the function createDiffLogoObject
`ymin` | minimum value on the y-axis
`ymax` | maximum value on the y-axis
`sparse` | if TRUE margins are reduced and tickmarks are removed from the logo
`diffLogoConfiguration` | list of configuration parameters (see function diffLogoTableConfiguration(...))

### Value

none (draws difference logo)

### Author(s)

Martin Nettling

### Examples

    motif_folder= "extdata/pwm"
    motif_names = c("HepG2","MCF7","HUVEC","ProgFib")
    motifs = list()
    for (name in motif_names) {
      fileName = paste(motif_folder,"/",name,".pwm",sep="")
      file = system.file(fileName, package = "DiffLogo")
      motifs[[name]] = getPwmFromPwmFile(file)
    }

    pwm1 = motifs[[motif_names[[1]]]]
    pwm2 = motifs[[motif_names[[2]]]]

    diffLogoObj = createDiffLogoObject(pwm1 = pwm1, pwm2 = pwm2)
    diffLogo(diffLogoObj)

[Package DiffLogo version 2.6.0 Index]