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Sequence logos for DNA sequence alignments

Bioconductor version: Release (3.19)

seqLogo takes the position weight matrix of a DNA sequence motif and plots the corresponding sequence logo as introduced by Schneider and Stephens (1990).

Author: Oliver Bembom [aut], Robert Ivanek [aut, cre]

Maintainer: Robert Ivanek <robert.ivanek at>

Citation (from within R, enter citation("seqLogo")):


To install this package, start R (version "4.4") and enter:

if (!require("BiocManager", quietly = TRUE))


For older versions of R, please refer to the appropriate Bioconductor release.


To view documentation for the version of this package installed in your system, start R and enter:

Sequence logos for DNA sequence alignments HTML R Script
Reference Manual PDF


biocViews SequenceMatching, Software
Version 1.70.0
In Bioconductor since BioC 2.0 (R-2.5) (17 years)
License LGPL (>= 2)
Depends R (>= 4.2), methods, grid
Imports stats4, grDevices
System Requirements
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Suggests knitr, BiocStyle, rmarkdown, testthat
Linking To
Depends On Me rGADEM, generegulation
Imports Me IntEREst, PWMEnrich, RCAS, rGADEM, riboSeqR, scanMiR, SPLINTER, TFBSTools
Suggests Me BCRANK, DiffLogo, igvR, MAGAR, motifcounter, MotifDb, universalmotif, phangorn
Links To Me
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Follow Installation instructions to use this package in your R session.

Source Package seqLogo_1.70.0.tar.gz
Windows Binary
macOS Binary (x86_64) seqLogo_1.70.0.tgz
macOS Binary (arm64) seqLogo_1.70.0.tgz
Source Repository git clone
Source Repository (Developer Access) git clone
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