Orf virus sequence forged in BSgenome format
#installaltion
Download the tar file and you can install it manually.
#USE
library (OrfTxdb)
dna <- OrfTxdb dna
Orf virus genome:
organism: Orfv (Orf virus)
provider: NCBI
provider version: 1.0.0
release date: Jan.2004
release name: Orf virus strain OV-IA82
1 sequences:
orfv
(use 'seqnames()' to see all the sequence names, use the '$' or '[[' operator to access a given sequence)
seqlengths(dna)
orfv
137241
seqnames(dna)
[1] "orfv"
dna$orfv
137241-letter "DNAString" instance
seq: CGAGAACGCGGACCAGGAGTTCCTGCGGGAGGAGCTACG...CGTAGCTCCTCCCGCAGGAACTCCTGGTCCGCGTTCTCG
letterFrequency (dna$orfv, "CG", as.prob = TRUE)
C|G
0.6433719