BimberLab / nimble

nimble — execute lightweight, flexible alignments on arbitrary reference libraries
MIT License
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Empty string as the feature name? #45

Closed bbimber closed 2 years ago

bbimber commented 2 years ago

I noticed that in the nimble output, there are rows with either empty feature names, or what seems like an empty value concatenated with others (i.e. trailing comma: "NKG2A,NKG2D,"). This shouldnt happen. my best guess is that perhaps this is due to collapsing by lineage? Perhaps some references lack a value for lineage? In this situation, we should coalesce from the lineage field back to the original name. I dont know if this is actually the cause, and I guess it's possible that instead some reads had zero alignments, and it's treating no alignments like empty string?

Anyway, see this example, which used the NCR library, coalescing on lineage:

https://prime-seq.ohsu.edu/experiment/Labs/Bimber/653/showFile.view?rowId=6903002&inline=true