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sirusb/BiostringsSet_example.r

Last active August 29, 2015 14:13
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BiostringsSet_example.r
DNAs <- c("ACCT-NACG", "ACGTTCGA","TCACCGAGACTTACGAC")
dnaSet <- DNAStringSet(DNAs)
dnaSet
# A DNAStringSet instance of length 3
# width seq
#[1] 9 ACCT-NACG
#[2] 8 ACGTTCGA
#[3] 17 TCACCGAGACTTACGAC
#يمكن القيام بعمليات على مجموعة من السلاسل مع بعض
# مثلا ناخذ الخمس جزيئات القاعدية الأولى
subseq(dnaSet,start=1,end=5)
# A DNAStringSet instance of length 3
# width seq
#[1] 5 ACCT-
#[2] 5 ACGTT
#[3] 5 TCACC
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