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The PRALINE online server: optimising progressive multiple alignment on the web.

V A Simossis1, J Heringa

  • 1Bioinformatics Unit, Faculty of Sciences, Vrije Universiteit, De Boelelaan 1081A, 1081 HV Amsterdam, The Netherlands. heringa@cs.vu.nl

Computational Biology and Chemistry
|December 4, 2003
PubMed
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PRALINE is an iterative multiple sequence alignment (MSA) tool offering advanced optimization strategies and visualization options. This versatile toolkit aids researchers in generating publication-ready alignments with reliability measures.

Area of Science:

  • Bioinformatics
  • Computational Biology

Background:

  • Multiple Sequence Alignment (MSA) is crucial for understanding protein evolution and function.
  • Existing MSA tools often lack comprehensive optimization strategies and user-friendly visualization features.

Purpose of the Study:

  • To introduce PRALINE, a versatile online server for iterative progressive multiple sequence alignment.
  • To provide advanced alignment optimization techniques and enhanced visualization capabilities for generated alignments.

Main Methods:

  • Development of an iterative progressive multiple sequence alignment (MSA) algorithm.
  • Implementation of weighted global/local profile pre-processing and secondary structure-guided alignment.
  • Inclusion of a reliability measure for aligned residue positions.

Related Experiment Videos

  • Creation of comprehensive server output visualization with multiple color schemes and dendrograms.

    • Main Results:

    • The PRALINE server offers a flexible toolkit for MSA, not a single-step process.
    • Advanced optimization strategies improve alignment quality and reliability.
    • Enhanced visualization tools facilitate data interpretation and figure generation for publications.

    Conclusions:

    • PRALINE provides a powerful and versatile platform for multiple sequence alignment.
    • The tool's optimization and visualization features enhance its utility for biological research and publication.