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Peptide identification from mass-spectra

Mass spectrometryOpenMSPeptide identificationProteomicsFDR
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Mar 14, 2021 2:26 PM
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Identify peptides by matching mass-spectra to a candidate protein database. It supports a combination of multiple search engines and allows for the creation of a decoy database, re-scoring and confidence estimation (i.e. a false discovery rate). It includes examples for how to potentially visualize and export the results.

External resources

  • KNIME blog post
  • Sample input database (with decoys included!)
  • Sample input spectra
  • Home of the OpenMS plugin
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Used extensions & nodes

Created with KNIME Analytics Platform version 4.4.1 Note: Not all extensions may be displayed.
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    Generic Workflow Nodes for KNIMETrusted extension

    Freie Universitaet Berlin, Universitaet Tuebingen, and the GenericWorkflowNodes Team

    Version 1.0.0

    gkn-team
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    KNIME Base nodesTrusted extension

    KNIME AG, Zurich, Switzerland

    Version 4.4.1

    knime
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    KNIME JavaScript ViewsTrusted extension

    KNIME AG, Zurich, Switzerland

    Version 4.4.1

    knime
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    KNIME JavasnippetTrusted extension

    KNIME AG, Zurich, Switzerland

    Version 4.4.1

    knime
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    KNIME Math Expression (JEP)Trusted extension

    KNIME AG, Zurich, Switzerland

    Version 4.4.0

    knime
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    KNIME Parallel Chunk Loop NodesTrusted extension

    KNIME AG, Zurich, Switzerland

    Version 4.4.0

    knime
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    KNIME PlotlyTrusted extension

    KNIME AG, Zurich, Switzerland

    Version 4.4.0

    knime
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    KNIME Quick FormsTrusted extension

    KNIME AG, Zurich, Switzerland

    Version 4.4.1

    knime
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    OpenMSTrusted extension

    Version 2.7.0

    openms-team profile image
    openms-team

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