r3fang / SnapATAC

Analysis Pipeline for Single Cell ATAC-seq
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Possible bug in snaptools dex-fastq, on snATAC dataseq generated with latest 10X snATAC V1.1 chemistry #217

Open Qi-Yang-Bioinfo opened 3 years ago

Qi-Yang-Bioinfo commented 3 years ago

I was running SnapATAC on a dataset generated with latest 10X snATAC V1.1 chemistry, from scratch(Not on cell ranger results). It seems that snaptools dex-fastq is not aware of the change of barcode position, thus grabbed the wrong part and treated as barcode.

I was running SnapATAC R and No common barcode exist between snapobject@barcodes and 10X_singlecell_file@barcodes, wired barcode sequence shown in snapobject@barcodes like AAAAAAAAAAAAAAAA(shouldn't exist) made me believe this is a bug in snaptools dex-fastq