gt-seqfilter - Filter the given sequence file(s) and show the results on stdout.


gt seqfilter [option …] [sequence_file …]


-minlength [value]

set minimum length a sequence must have to pass the filter (default: undefined)

-maxlength [value]

set maximum length a sequence can have to pass the filter (default: undefined)

-maxseqnum [value]

set the maximum number of sequences which can pass the filter (default: undefined)

-sample [value]

set a probability for each sequence to pass the filter (default: 1.000000)

-step [value]

only every step-th sequence passes the filter (default: 1)

-nowildcards [yes|no]

filter out seqences containing wildcards (default: no)

-width [value]

set output width for FASTA sequence printing (0 disables formatting) (default: 0)

-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)


display help and exit


display version information and exit


Report bugs to <>.