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Articles tagged: XML
Exporting spectral library search results
Mascot 2.6 integrates spectral library searching. Today we’ll describe how these searches can be exported. Please ensure you’ve installed the Mascot 2.6.1 patch, as support for exporting library search data was not complete in the initial Mascot 2.6.0 release. Library searches can be either library-only or integrated searches. Integrated means the search is against both a spectral library and a [...]
PSI file formats, part 2: validation
The first part listed a number of ways for generating mzIdentML files and named a few pieces of software capable of reading and processing them. This part of the series discusses a rather technical issue with mzIdentML files, namely validity, and how it can affect you as a user. Validation is somewhat tangled with submitting mzIdentML files to proteomics repositories, [...]
PSI file formats, part 1: mzIdentML
Mascot search results are saved in a .dat format, which contains all protein and peptide identifications output by Mascot, as well as auxiliary information (search parameters, mass definitions for modifications, etc.). The .dat file is almost never the final step in data analysis; for the next step, you need to import the search results in some other piece of software. [...]