Getting transcriptomic coordinates for CDS exons from a GTF

Question

[rubic]

Hi,

Is there an R package/function that given a GTF file (or in a data.frame) can return a data.frame where each row is a CDS exon and its start and end coordinates relative to the spliced transcript?

[opplatek]

Possible duplicate of Mapping between genomic coordinates to transcriptomic coordinates and [Solved] Trying to apply mapToTranscripts to data.table by row, getting incorrect amount of values