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Selecting Keep untrimmed will generate a separate unaligned reads data node with any reads that do not match the structure specified by the prep kit. This option is off by default, to save on disk space. Selecting Map feature barcodes is only necessary for processing protein data from 10X 10x Genomics' Feature Barcoding assay (v3+ chemistry). For single cell gene expression data, leave this option unchecked.

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