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view qiime2/qiime_quality-control_exclude-seqs.xml @ 8:d66c7509e8f9 draft
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author | florianbegusch |
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date | Tue, 13 Aug 2019 07:57:53 -0400 |
parents | a025a4a89e07 |
children | f190567fe3f6 |
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<?xml version="1.0" ?> <tool id="qiime_quality-control_exclude-seqs" name="qiime quality-control exclude-seqs" version="2019.4"> <description> - Exclude sequences by alignment</description> <requirements> <requirement type="package" version="2019.4">qiime2</requirement> </requirements> <command><![CDATA[ qiime quality-control exclude-seqs --i-query-sequences=$iquerysequences --i-reference-sequences=$ireferencesequences #if str($pmethod) != 'None': --p-method=$pmethod #end if #if str($ppercidentity): --p-perc-identity=$ppercidentity #end if #if str($pevalue): --p-evalue="$pevalue" #end if #if str($ppercqueryaligned): --p-perc-query-aligned=$ppercqueryaligned #end if #set $pthreads = '${GALAXY_SLOTS:-4}' #if str($pthreads): --p-threads="$pthreads" #end if --o-sequence-hits=osequencehits --o-sequence-misses=osequencemisses ; cp osequencehits.qza $osequencehits; cp osequencemisses.qza $osequencemisses ]]></command> <inputs> <param format="qza,no_unzip.zip" label="--i-query-sequences: ARTIFACT FeatureData[Sequence] Sequences to test for exclusion [required]" name="iquerysequences" optional="False" type="data"/> <param format="qza,no_unzip.zip" label="--i-reference-sequences: ARTIFACT FeatureData[Sequence] Reference sequences to align against feature sequences [required]" name="ireferencesequences" optional="False" type="data"/> <param label="--p-method: " name="pmethod" optional="True" type="select"> <option selected="True" value="None">Selection is Optional</option> <option value="blast">blast</option> <option value="vsearch">vsearch</option> <option value="blastn-short">blastn-short</option> </param> <param label="--p-perc-identity: PROPORTION Range(0.0, 1.0, inclusive_end=True) Reject match if percent identity to reference is lower. Must be in range [0.0, 1.0] [default: 0.97]" name="ppercidentity" optional="True" type="float" value="0.97" min="0" max="1" exclusive_end="False"/> <param label="--p-evalue: NUMBER BLAST expectation (E) value threshold for saving hits. Reject if E value is higher than threshold. This threshold is disabled by default. [optional]" name="pevalue" optional="True" type="float"/> <param label="--p-perc-query-aligned: NUMBER Percent of query sequence that must align to reference in order to be accepted as a hit. [default: 0.97]" name="ppercqueryaligned" optional="True" type="float" value="0.97"/> </inputs> <outputs> <data format="qza" label="${tool.name} on ${on_string}: sequencehits.qza" name="osequencehits"/> <data format="qza" label="${tool.name} on ${on_string}: sequencemisses.qza" name="osequencemisses"/> </outputs> <help><![CDATA[ Exclude sequences by alignment ############################## This method aligns feature sequences to a set of reference sequences to identify sequences that hit/miss the reference within a specified perc_identity, evalue, and perc_query_aligned. This method could be used to define a positive filter, e.g., extract only feature sequences that align to a certain clade of bacteria; or to define a negative filter, e.g., identify sequences that align to contaminant or human DNA sequences that should be excluded from subsequent analyses. Note that filtering is performed based on the perc_identity, perc_query_aligned, and evalue thresholds (the latter only if method==BLAST and an evalue is set). Set perc_identity==0 and/or perc_query_aligned==0 to disable these filtering thresholds as necessary. Parameters ---------- query_sequences : FeatureData[Sequence] Sequences to test for exclusion reference_sequences : FeatureData[Sequence] Reference sequences to align against feature sequences method : Str % Choices('blast', 'vsearch', 'blastn-short'), optional Alignment method to use for matching feature sequences against reference sequences perc_identity : Float % Range(0.0, 1.0, inclusive_end=True), optional Reject match if percent identity to reference is lower. Must be in range [0.0, 1.0] evalue : Float, optional BLAST expectation (E) value threshold for saving hits. Reject if E value is higher than threshold. This threshold is disabled by default. perc_query_aligned : Float, optional Percent of query sequence that must align to reference in order to be accepted as a hit. Returns ------- sequence_hits : FeatureData[Sequence] Subset of feature sequences that align to reference sequences sequence_misses : FeatureData[Sequence] Subset of feature sequences that do not align to reference sequences ]]></help> <macros> <import>qiime_citation.xml</import> </macros> <expand macro="qiime_citation"/> </tool>