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No proteins or peptides assigned #1221

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Bidoof11 opened this issue Oct 22, 2024 · 1 comment
Open

No proteins or peptides assigned #1221

Bidoof11 opened this issue Oct 22, 2024 · 1 comment

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@Bidoof11
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Hi Vadim.

I analyzed the DIA data acquired by Q-Exactive using DIA-NN, but the output report did not assign any proteins or peptides.
What could be the cause of this?
The measured samples were BSA and trypsin digested samples.
I have attached the report.
Thank you in advance.
report.log.txt

Best,
Junichi Abe

@vdemichev
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Hi Junichi,

No proteins passed the 1% FDR threshold, I guess just not much detectable in that sample. Maybe try selecting the contaminants option when both generating the library & analysing, should help. Please also generate the library in a separate pipeline step.

Best,
Vadim

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