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Related Experiment Videos

PROMPT: a protein mapping and comparison tool.

Thorsten Schmidt1, Dmitrij Frishman

  • 1Department of Genome Oriented Bioinformatics, Technische Universität München, Wissenschaftszentrum Weihenstephan, 85350 Freising, Germany. t.schmidt@wzw.tum.de

BMC Bioinformatics
|July 5, 2006
PubMed
Summary
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PROMPT software enables comparative proteomics by integrating diverse data sources and performing statistical analyses on protein sequences and annotations. This tool facilitates the discovery of significant differences between protein groups for various research applications.

Area of Science:

  • Bioinformatics
  • Computational Biology
  • Proteomics

Background:

  • Comparative analysis of large protein datasets is crucial in bioinformatics.
  • Integrating disparate molecular sequence and experimental data is challenging.
  • A generic software solution for routine comparative proteomics tasks is lacking.

Purpose of the Study:

  • To introduce PROMPT, a comprehensive bioinformatics software environment for comparative proteomics.
  • To enable users to compare arbitrary protein sequence sets and identify statistically significant differences in annotation features.

Main Methods:

  • Automatic data retrieval and integration from molecular databases and custom XML formats.
  • Similarity-based mapping of sequence IDs to link experimental information across different sources.

Related Experiment Videos

  • Implementation of statistical procedures for categorical and numerical data comparisons.

    • Main Results:

    • PROMPT reveals statistically significant differences in annotation features between protein sets.
    • The software supports comparison of annotation frequencies, feature enrichment, numeric distributions, and variable correlations.
    • Analysis results are visualizable and exportable in various formats, including spreadsheets and Microsoft Excel.

    Conclusions:

    • PROMPT is a versatile, platform-independent, and expandable application for analyzing protein sequences and annotations.
    • Its intuitive interface and scripting capabilities make it accessible to both bioinformaticians and biologists.
    • PROMPT is freely available for academic users.