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Martin Asser Hansen edited this page Oct 2, 2015 · 5 revisions

Biopiece: vmatch_seq

Description

vmatch_seq uses vmatch to match all sequences in the stream against a specified index created either with create_vmatch_index.

The Vmatch package must be installed in order for vmatch_seq and create_vmatch_index to work.

Read more here:

http://www.vmatch.de/

Usage

... | vmatch_seq [options] -g <genome> 

or

... | vmatch_seq [options] -i <index> 

Options

[-?          | --help]                   #  Print full usage description.
[-g <genome> | --genome=<genome]         #  Genome to vmatch.
[-i <index>  | --index_name=<index>]     #  Custom index to vmatch.
[-c          | --count]                  #  Replace score with hit count.
[-m          | --max_hits]               #  Skip hits with more than maximum hits (implies --count).
[-h <string> | --hamming_dist=<string>]  #  Allow mismatches.
[-e <string> | --edit_dist=<string>]     #  Allow mismatches and indels.
[-I <file!>  | --stream_in=<file!>]      #  Read input from stream file  -  Default=STDIN
[-O <file>   | --stream_out=<file>]      #  Write output stream to file  -  Default=STDOUT
[-v          | --verbose]                #  Verbose output.

Examples

... | vmatch_seq -g hg18         #  Match sequences in stream againt human genome.
... | vmatch_seq -g hg18 -h 1    #  allowing for one mismatch.
... | vmatch_seq -g hg18 -h 5p   #  allowing for 5% mismatches.
... | vmatch_seq -g hg18 -e 2    #  allowing for 2 mismatches or indels.
... | vmatch_seq -g hg18 -e 10p  #  allowing for 10% mismatches or indels.

NB! using the -h or -e switches significantly slows down vmatch_seq.

See also

create_vmatch_index

format_genome

Author

Martin Asser Hansen - Copyright (C) - All rights reserved.

mail@maasha.dk

August 2007

License

GNU General Public License version 2

http://www.gnu.org/copyleft/gpl.html

Help

vmatch_seq is part of the Biopieces framework.

http://www.biopieces.org

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