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picocli.CommandLine$ExecutionException: Error while running command refineTagsAndSort java.lang.IllegalArgumentException: input file has no tags mixcr/4.7.0 #1855

Answered by mizraelson
singhd6 asked this question in Q&A
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These sequences are Illumina barcodes that distinguish different samples, not UMIs. For non-UMI data, you should use the following command:

mixcr analyze generic-amplicon \
    --species hsa \
    --rna \
    --floating-left-alignment-boundary \
    --floating-right-alignment-boundary C \
    --assemble-clonotypes-by "{CDR1Begin:FR4End}" \
      input_R1.fastq.gz \
      input_R2.fastq.gz \
      result

You can’t use '{FR1Begin:FR4End}' because your reads do not cover the beginning of FR1, at least based on the example in my previous message.

After running the command, you can proceed with generating SHM trees or other types of analyses. Whenever you need a count of clones, you can refer…

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Converted from issue

This discussion was converted from issue #1854 on November 15, 2024 20:18.