description="Calculate statistics such as CDS GC3 ratio, intron GC ratio, flanking gene region GC ratio, first intron length, number of introns."
description="Calculate statistics such as CDS GC3 ratio, intron GC ratio, flanking gene region GC ratio, first intron length, number of introns, CpG ratio, etc. See https://gitlab.in2p3.fr/penel/stats_on_gff3"