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The Lectin Frontier Database (LfDB), and data generation based on frontal affinity chromatography.

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Lectins are carbohydrate-binding proteins involved in cell interactions. The Lectin frontier DataBase (LfDB) provides crucial data on lectin-oligosaccharide interactions, aiding glycoscience research.

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Area of Science:

  • Glycoscience
  • Biochemistry
  • Molecular Biology

Background:

  • Lectins are ubiquitous carbohydrate-binding proteins mediating crucial cell-cell and cell-glycoconjugate interactions.
  • Their functions are diverse and essential across biological processes, relying on specific sugar-binding properties.
  • Detailed information on lectin-oligosaccharide specificities is vital for researchers.

Purpose of the Study:

  • To introduce the Lectin frontier DataBase (LfDB), a public resource for lectin research.
  • To detail the database's focus on quantitative lectin-oligosaccharide interaction data, specifically dissociation constants (Kd).
  • To highlight the utility of LfDB in advancing both basic and applied glycoscience.

Main Methods:

  • Utilized frontal affinity chromatography (FAC) for precise determination of dissociation constants (Kd).
  • Generated quantitative datasets for interactions between immobilized lectins and over 100 fluorescently labeled standard glycans.
  • Emphasized the reliability and sensitivity of the FAC system, evidenced by numerous associated publications.

Main Results:

  • Established the Lectin frontier DataBase (LfDB) for continuous publication and updating of lectin-oligosaccharide interaction data.
  • Generated comprehensive quantitative data on dissociation constants (Kd) for various lectin-glycan pairs.
  • Demonstrated the FAC system's effectiveness in yielding high-quality interaction data.

Conclusions:

  • The Lectin frontier DataBase (LfDB) serves as an essential resource for the glycoscience community.
  • LfDB facilitates a deeper understanding of lectin-oligosaccharide interactions.
  • The database is expected to significantly contribute to both fundamental and applied research in glycoscience.