A function to re-align GRanges to their TSS

A function to re-align GRanges to their TSS

alignToTSS(granges, upstream, downstream)

Arguments

granges	A GRanges object with a TSS column or TSS.rev and TSS.fwd columns
upstream	How many bases upstream of the TSS?
downstream	How many bases downstream of the TSS?

Value

GRanges aligned to the TSS column or to TSS.rev and TSS.fwd columns