User: fjia304

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fjia3040
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Posts by fjia304

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what do these DNA alphabet means ? "-", "+", "."
... besides basic DNA alphabet, IUPAC code contains other letters. DNA_ALPHABET [1] "A" "C" "G" "T" "M" "R" "W" "S" "Y" "K" "V" "H" "D" "B" "N" "-" "+" "." I can get the meanings of letter but the three ones "-", "+", "." can someone kindly explains? ...
dna alphabet written 6 months ago by fjia3040 • updated 6 months ago by James W. MacDonald51k
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Comment: C: feel confused when identifying overlapping regions by intersect method
... Thanks Michael. Now I understand the rules. Appreciated so much. ...
written 6 months ago by fjia3040
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feel confused when identifying overlapping regions by intersect method
... gr1 <- GRanges(Rle(c("chr1", "chr2", "chr1")), IRanges (c(1,3,5), width =5)) gr2 <- GRanges(Rle(c("chr2", "chr1", "chr2")), IRanges(c(2,3,4), width=4)) intersect(gr1,gr2) I wish to find the overlapping regions. Below are the results -------- GRanges object with 2 ranges and 0 metadata columns ...
genomicranges intersect overlaps written 6 months ago by fjia3040 • updated 6 months ago by Michael Lawrence11k

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