Last data update: 2014.03.03

R: write the hits of pattern search to a bed file
writeHitsR Documentation

write the hits of pattern search to a bed file

Description

write the hits of pattern search to a bed file, internal function used by searchPattern

Usage

writeHits(seqname, matches, strand, file = "", append = FALSE)

Arguments

seqname

Chromosome name

matches

XStringViews object storing matched chromosome locations

strand

strand of the match

file

file path where the hits is written to

append

TRUE if append to existing file, false if start a new file

Value

results are saved in the file specified by outfile

Author(s)

Lihua Julie Zhu

References

http://bioconductor.org/packages/2.8/bioc/vignettes/BSgenome/inst/doc/GenomeSearching.pdf

See Also

searchPattern, buildREmap

Examples

	library(REDseq)
	x <- DNAString("AAGCGCGATATG")
	m <- matchPattern("GCGC", x)
	REDseq:::writeHits(seqname="chr1", m, strand="+",file="exampleWriteHits.bed", append=FALSE)

Results


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> library(REDseq)
Loading required package: BiocGenerics
Loading required package: parallel

Attaching package: 'BiocGenerics'

The following objects are masked from 'package:parallel':

    clusterApply, clusterApplyLB, clusterCall, clusterEvalQ,
    clusterExport, clusterMap, parApply, parCapply, parLapply,
    parLapplyLB, parRapply, parSapply, parSapplyLB

The following objects are masked from 'package:stats':

    IQR, mad, xtabs

The following objects are masked from 'package:base':

    Filter, Find, Map, Position, Reduce, anyDuplicated, append,
    as.data.frame, cbind, colnames, do.call, duplicated, eval, evalq,
    get, grep, grepl, intersect, is.unsorted, lapply, lengths, mapply,
    match, mget, order, paste, pmax, pmax.int, pmin, pmin.int, rank,
    rbind, rownames, sapply, setdiff, sort, table, tapply, union,
    unique, unsplit

Loading required package: BSgenome.Celegans.UCSC.ce2
Loading required package: BSgenome
Loading required package: S4Vectors
Loading required package: stats4

Attaching package: 'S4Vectors'

The following objects are masked from 'package:base':

    colMeans, colSums, expand.grid, rowMeans, rowSums

Loading required package: IRanges
Loading required package: GenomeInfoDb
Loading required package: GenomicRanges
Loading required package: Biostrings
Loading required package: XVector
Loading required package: rtracklayer
Loading required package: multtest
Loading required package: Biobase
Welcome to Bioconductor

    Vignettes contain introductory material; view with
    'browseVignettes()'. To cite Bioconductor, see
    'citation("Biobase")', and for packages 'citation("pkgname")'.

Loading required package: ChIPpeakAnno
Loading required package: grid
Loading required package: VennDiagram
Loading required package: futile.logger

No methods found in "IRanges" for requests: %in%
> png(filename="/home/ddbj/snapshot/RGM3/R_BC/result/REDseq/writeHits.Rd_%03d_medium.png", width=480, height=480)
> ### Name: writeHits
> ### Title: write the hits of pattern search to a bed file
> ### Aliases: writeHits
> ### Keywords: internal
> 
> ### ** Examples
> 
> 	library(REDseq)
> 	x <- DNAString("AAGCGCGATATG")
> 	m <- matchPattern("GCGC", x)
> 	REDseq:::writeHits(seqname="chr1", m, strand="+",file="exampleWriteHits.bed", append=FALSE)
> 
> 
> 
> 
> 
> dev.off()
null device 
          1 
>