Mercurial > repos > czlab > ctk
diff trimming3.xml @ 3:f3128f4ffe34 draft default tip
Deleted selected files
author | czlab |
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date | Thu, 17 May 2018 22:39:45 -0400 |
parents | 621da360a155 |
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--- a/trimming3.xml Thu May 17 21:33:10 2018 -0400 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,61 +0,0 @@ -<tool id="trimming3" name="Trim 3' adapter"> - <description> using FASTX Toolkit</description> - - <command> - fastx_clipper -a $adapterSeq -l $discardShorterThan $discardNonclipped $discardClipped $adapterOnly $keepUnknown - #if $minAdapterAlignment.minOverlapRequired =="yes": - -M $minAdapterAlignment.minLen - #end if - -v -i $input 2>/dev/null | fastq_quality_trimmer -v -l $discardShorterThan -t $qualityThreshold -o $output - </command> - - <inputs> - <param name="input" type="data" format="fastq" label="Input FASTQ file"/> - - <param name="adapterSeq" type="text" value="" label="Adapter sequence (the 3' adapter will vary for different CLIP protocol variations)"/> - <param name="discardShorterThan" type="integer" value="" label="Discard sequences shorter than N nucleotides (see help below for parameter suggestion)"/> - <param name="discardNonclipped" type="boolean" truevalue="-c" falsevalue="" checked="no" label="Discard non-trimmed sequences (i.e. - keep only sequences which contained the adapter)" /> - <param name="discardClipped" type="boolean" truevalue="-C" falsevalue="" checked="no" label="Discard trimmed sequences (i.e. - keep only sequences which did not contained the adapter)" /> - <param name="adapterOnly" type="boolean" truevalue="-k" falsevalue="" checked="no" label="Report Adapter-Only sequences"/> - <param name="keepUnknown" type="boolean" truevalue="-n" falsevalue="" checked="yes" label="Keep sequences with unknown nucleotides"/> - <conditional name="minAdapterAlignment"> - <param name="minOverlapRequired" type="select" label="Require minimum adapter alignment length of N. If less than N nucleotides aligned with the adapter - don't trim it."> - <option value="yes">Yes</option> - <option value="no" selected="True">No</option> - </param> - <when value="yes"> - <param name="minLen" type="integer" value="" label="Input the length"/> - </when> - <when value="no"> - </when> - </conditional> - <param name="qualityThreshold" type="integer" value="5" label="Quality threshold - nucleotides with lower quality will be trimmed (from the end of the sequence)"/> - <!--<param name="CompressOutput" type="boolean" truevalue="-z" falsevalue="" checked="no" label="Compress output with GZIP"/> --> - - </inputs> - - <outputs> - <data name="output" format="fastq" label="Trim 3' adapter on ${on_string} "/> - </outputs> - <help> - -.. class:: infomark - -**What this tool does** - - -This tool takes as input FASTQ files and output FASTQ files with 3' adapters and extremely low quality bases (e.g. score less than 5) removed. - -It is a wrapper of fastx_clipper and fastq_quality_trimmer that are a part of the FASTX Toolkit (http://hannonlab.cshl.edu/fastx_toolkit/). - ------ - -**Parameter suggestion for discarding sequences** - -We typically require high quality score in barcode and 15 nt of CLIP tags. -* For standard CLIP: discard sequences shorter than 20 nt (5 nt barcode + 15 nt CLIP tag). -* For BrdU CLIP: discard sequences shorter than 29 nucleotides (14 nt barcode + 15 nt CLIP tag). - - </help> - -</tool>