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qiime2 vsearch uchime-ref (version 2024.2.0+q2galaxy.2024.2.1)

sequences: FeatureData[Sequence]:

[required] The feature sequences to be chimera-checked.

table: FeatureTable[Frequency]:

[required] Feature table (used for computing total feature abundances).

reference_sequences: FeatureData[Sequence]:

[required] The non-chimeric reference sequences.

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QIIME 2: vsearch uchime-ref

Reference-based chimera filtering with vsearch.

Outputs:

nonchimeras.qza:
chimeras.qza:	The chimeric sequences.
	The non-chimeric sequences.
stats.qza:	Summary statistics from chimera checking.

Description:

Apply the vsearch uchime_ref method to identify chimeric feature sequences. The results of this method can be used to filter chimeric features from the corresponding feature table. For additional details, please refer to the vsearch documentation.