Identification of protein modifications using MS/MS de novo sequencing and the OpenSea alignment algorithm.

Data obtained from PASSEL: [[https://db.systemsbiology.net/sbeams/cgi/PeptideAtlas/PASS_View?datasetPassword=LN8283b&identifier=PASS00024 PASS00024]]. Data file: 93yo_sol_cat_qtof_old_runs_01_23.mgf. Published as part of . From the Abstract: {{i}} ... A complex digest of proteins from human cataractous lens, a tissue containing a high abundance of modified proteins, was analyzed using two-dimensional liquid chromatography, and data was collected on both high and low mass accuracy instruments ... {/i}