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Praktikum navazuje na předmět Proteomika - MB170P112 a probíhá turnusově v prostorách Biocev ve Vestci u Prahy. V první části praktika studenti připraví vzorky pro LC/MS experiment (lyze, štěpení trypsinem, odsolení). Následně budou seznámeni s detaily konkrétní metodiky a instrumentace pro LC/MS analýzu. Analýza bude provedena na nejnovějších přístrojích v OMICS servisní laboratoři hmotnostní spektrometrie. Ve druhé části budou studenti vyhodnocovat a interpretovat naměřená data pomoci volně dostupných nástrojů (MaxQuant, Perseus, Skyline).
1. Hughes, C.S., Moggridge, S., Muller, T., Sorensen, P.H., Morin, G.B. and Krijgsveld, J. (2019) Single-pot, solid-phase-enhanced sample preparation for proteomics experiments. Nat Protoc, 14, 68-85. 2. Cox, J., Hein, M.Y., Luber, C.A., Paron, I., Nagaraj, N. and Mann, M. (2014) Accurate proteome-wide label-free quantification by delayed normalization and maximal peptide ratio extraction, termed MaxLFQ. Mol Cell Proteomics, 13, 2513-2526. 3. Tyanova, S., Temu, T., Sinitcyn, P., Carlson, A., Hein, M.Y., Geiger, T., Mann, M. and Cox, J. (2016) The Perseus computational platform for comprehensive analysis of (prote)omics data. Nat Methods, 13, 731-740. 4. Schilling, B., Rardin, M.J., MacLean, B.X., Zawadzka, A.M., Frewen, B.E., Cusack, M.P., Sorensen, D.J., Bereman, M.S., Jing, E., Wu, C.C. et al. (2012) Platform-independent and label-free quantitation of proteomic data using MS1 extracted ion chromatograms in skyline: application to protein acetylation and phosphorylation. Mol Cell Proteomics, 11, 202-214. Last update: Talacko Pavel, Mgr. (28.08.2026)
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1. Hughes, C.S., Moggridge, S., Muller, T., Sorensen, P.H., Morin, G.B. and Krijgsveld, J. (2019) Single-pot, solid-phase-enhanced sample preparation for proteomics experiments. Nat Protoc, 14, 68-85. 2. Cox, J., Hein, M.Y., Luber, C.A., Paron, I., Nagaraj, N. and Mann, M. (2014) Accurate proteome-wide label-free quantification by delayed normalization and maximal peptide ratio extraction, termed MaxLFQ. Mol Cell Proteomics, 13, 2513-2526. 3. Tyanova, S., Temu, T., Sinitcyn, P., Carlson, A., Hein, M.Y., Geiger, T., Mann, M. and Cox, J. (2016) The Perseus computational platform for comprehensive analysis of (prote)omics data. Nat Methods, 13, 731-740. 4. Schilling, B., Rardin, M.J., MacLean, B.X., Zawadzka, A.M., Frewen, B.E., Cusack, M.P., Sorensen, D.J., Bereman, M.S., Jing, E., Wu, C.C. et al. (2012) Platform-independent and label-free quantitation of proteomic data using MS1 extracted ion chromatograms in skyline: application to protein acetylation and phosphorylation. Mol Cell Proteomics, 11, 202-214. Last update: Talacko Pavel, Mgr. (28.08.2026)
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Je udělován zápočet po předložení protokolu z praktik. Last update: Talacko Pavel, Mgr. (28.08.2026)
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- LC/MS sample preparation (lysis, alkylation, reduction, trypsin digestion, desalting)
- Description of used methods and instrumentation (chromatografic gradients, DDA/DIA akvizition, mass spectrometer setup) - LC/MS analysis of prepared samples - Data evalutaion and interpretation (MaxQuant, Perseus, Skyline) Last update: Talacko Pavel, Mgr. (28.08.2026)
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| The course does not include work placement |