## read_genome
$VAR1 = {
          'aa' => 'bb'
        };

## read_mapfile
$VAR1 = {
          'cc' => 'dd'
        };

## read_GTF
ERROR: exception at j1.pl line 54.

## read_RM
$VAR1 = {
          'gg' => 'hh'
        };