Provided by: genometools_1.5.10+ds-2_amd64 

NAME
gt-gff3_to_gtf - Parse GFF3 file(s) and show them as GTF2.2.
SYNOPSIS
gt gff3_to_gtf [GFF3_file ...]
DESCRIPTION
-o [filename]
redirect output to specified file (default: undefined)
-gzip [yes|no]
write gzip compressed output file (default: no)
-bzip2 [yes|no]
write bzip2 compressed output file (default: no)
-force [yes|no]
force writing to output file (default: no)
-help
display help and exit
-version
display version information and exit
REPORTING BUGS
Report bugs to https://github.com/genometools/genometools/issues.
GenomeTools 1.5.10 12/08/2017 GT-GFF3_TO_GTF(1)