makeSeqnameIds {GenomicRanges} | R Documentation |
Assign a unique ID to each unique sequence name. The returned IDs span 1:N where N is the number of unique sequence names provided.
makeSeqnameIds(seqnames, X.is.sexchrom=NA)
seqnames |
A character vector or factor of sequence names. |
X.is.sexchrom |
A logical indicating whether X refers to the sexual chromosome or to chromosome with Roman Numeral X. |
An integer vector the same length as seqnames
. The values
span 1:N where N is the number of unique sequence names provided.
H. Pages
library(BSgenome.Scerevisiae.UCSC.sacCer2) makeSeqnameIds(seqnames(Scerevisiae)) makeSeqnameIds(seqnames(Scerevisiae)[c(1:5,5:1)])