gnu: Add r-memes.

* gnu/packages/bioconductor.scm (r-memes): New variable.

Change-Id: Ibdf5173d35ef81d27da6831148e66be83f856deb
Signed-off-by: Ricardo Wurmus <rekado@elephly.net>

gnu/packages/bioconductor.scm

@@ -2092,6 +2092,54 @@ gene expression indicate a role for enhancer priming in immune response\", publi
 in Nature Genetics, January 2018.")
     (license license:gpl2+)))
 
+;; This is available only in the devel branch of Bioconductor.
+(define-public r-memes
+  (let ((commit "55f0df1fe65c8ead5252542fdc0da0ff2339049e")
+        (revision "1"))
+    (package
+      (name "r-memes")
+      (version (git-version "1.11.0" revision commit))
+      (source
+       (origin
+         (method git-fetch)
+         (uri (git-reference
+               (url "https://github.com/snystrom/memes")
+               (commit commit)))
+         (file-name (git-file-name name version))
+         (sha256
+          (base32 "0mp3a610v293prmyid3w1w8fkjkppjnim60h7p9vz2884d0wdvk4"))))
+      (properties `((upstream-name . "memes")))
+      (build-system r-build-system)
+      (propagated-inputs (list r-biostrings
+                               r-cmdfun
+                               r-dplyr
+                               r-genomicranges
+                               r-ggplot2
+                               r-ggseqlogo
+                               r-magrittr
+                               r-matrixstats
+                               r-patchwork
+                               r-processx
+                               r-purrr
+                               r-readr
+                               r-rlang
+                               r-tibble
+                               r-tidyr
+                               r-universalmotif
+                               r-usethis
+                               r-xml2))
+      (native-inputs (list r-knitr))
+      (home-page "https://github.com/snystrom/memes")
+      (synopsis
+       "Motif matching, comparison, and de novo discovery using the MEME Suite")
+      (description
+       "This package facilitates motif analysis using MEME Suite tools.
+Memes provides data aware utilities for using GRanges objects as
+entrypoints to motifanalysis, data structures for examining & editing
+motif lists, and novel data visualizations.  Memes functions and data
+structures are amenable to both base R and tidyverse workflows.")
+      (license license:expat))))
+
 (define-public r-methylclockdata
   (package
     (name "r-methylclockdata")