Description Usage Arguments Details Value Author(s) See Also Examples
View source: R/normalize_hiC.R
Performs the annotation of all restriction sites of a given genome (i.e. GC content, mappability, effective fragment length)
1 2 | getAnnotatedRestrictionSites(resSite="AAGCTT", overhangs5=1,
chromosomes=NULL, genomePack="BSgenome.Mmusculus.UCSC.mm9", mappability=NULL, wingc=200, winmap=500)
|
resSite |
the sequence of the restriction site to look for. Default is HindIII restriction site |
overhangs5 |
5' overhangs on the DNA resulted from the cutting |
chromosomes |
vector of chromosome number to focus on. Default all the chromosomes for the specified genome. |
genomePack |
name of the genome package to access the DNA sequence |
wingc |
size of the window upstream and downstream the restriction site used to calculate the GC content |
mappability |
a |
winmap |
size of the window upstream and downstream the restriction site used to calculate the mappability |
This function automatically annotate all the restriction sites of a given chromosome. The mappability is optional but strongly advice for Hi-C contact map normalization. This information can be easily download from public ressources like ftp://hgdownload.cse.ucsc.edu/gbdb/mm9/bbi/.
Returns a GRanges
object annotation data upstream (U) and
downstream (D) the restriction sites.
N. Servant
1 2 3 4 5 6 7 8 | ## Not run:
## Mappability data From http://hgdownload.cse.ucsc.edu/goldenPath/hg18/encodeDCC/wgEncodeMapability/
map_hg18<- import("wgEncodeCrgMapabilityAlign100mer.bw",format="BigWig")
## 1- Example of restriction sites annnotation
cutSites <- getAnnotatedRestrictionSites(resSite="AAGCTT", overhangs5=1, chromosomes="chr1", genomePack="BSgenome.Hsapiens.UCSC.hg18", wingc=200, mappability=map_hg18, winmap=500)
## End(Not run)
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