flattenGTF - Flatten features included in a GTF annotation and
save the modified annotation to a SAF format file.
flattenGTF [options] -a <input_file> -o
<output_file>
## Mandatory arguments:
- -a <file>
- Name of an annotation file in GTF/GFF format.
- -o <file>
- Name of output file.
## Optional arguments:
- -t <string>
- Specify feature type in a GTF annotation. 'exon' by default. Features with
the specified feature type are extracted from the annotation for
processing.
- -g <string>
- Specify attribute type in GTF annotation. 'gene_id' by default. This
attribute type is used to group features into metafeatures.