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Posted by Patrick Emery (December 16, 2022)

Peak picking intact crosslink spectra with Mascot Distiller

There are several important factors to take into account when carrying out peakpicking for an intact crosslinked dataset. You’ll typically be dealing with higher charge state precursors to handle the larger masses of the linked peptides, and the MS/MS spectra are inherently complex, chimeric spectra with fragments from the alpha and beta peptides. To look at the effects of adjusting [...]

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Posted by Patrick Emery (January 24, 2022)

Default or prof_prof? Peak picking Thermo .RAW data with Mascot Distiller

We supply a number of processing options files for each of the main vendor raw file types with Mascot Distiller. These .opt files are designed as a reasonable starting point for peak picking your own data – but to get the very best you’ll need to tweak the parameters on a typical raw file from your instruments and then use [...]

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