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IMGT/3Dstructure-DB and IMGT/StructuralQuery, a database and a tool for immunoglobulin, T cell receptor and MHC
Quentin Kaas1, Manuel Ruiz, Marie-Paule Lefranc
1IMGT, the international ImMunoGeneTics information system, Laboratoire d'ImmunoGénétique Moléculaire, LIGM, Institut de Génétique Humaine IGH, UPR CNRS 1142, 141 rue de la Cardonille, F-34396 Montpellier Cedex 5, France.
Nucleic Acids Research
|December 19, 2003
Summary
IMGT/3Dstructure-DB is a new database and IMGT/Structural-Query is a tool for exploring 3D structures of immunological proteins. These resources aid in the identification and analysis of immunoglobulins, T cell receptors, and MHC proteins.
Area of Science:
- Immunoinformatics
- Structural Biology
- Genomics
Background:
- The IMGT (international ImMunoGenetics information system) is a comprehensive resource for immunological data.
- Understanding the 3D structures of immune system proteins is crucial for functional and evolutionary studies.
Purpose of the Study:
- To introduce IMGT/3Dstructure-DB, a novel 3D structure database for immunological proteins.
- To present IMGT/Structural-Query, a tool for querying this database based on structural features.
Main Methods:
- Data curation following IMGT Scientific chart rules and IMGT-ONTOLOGY concepts.
- Integration of 3D structure data with IMGT unique numbering and gene/allele identification.
- Development of a query tool for structure-based searching.
Main Results:
- IMGT/3Dstructure-DB provides detailed structural information, including domain delimitations and amino acid positions.
- The database includes 2D graphical representations (Collier de Perles) and contact analysis results.
- IMGT/Structural-Query enables searching based on specific structural criteria.
Conclusions:
- IMGT/3Dstructure-DB and IMGT/Structural-Query enhance the IMGT knowledge resource for immunological proteins.
- These tools facilitate detailed analysis and discovery of structure-function relationships in immunity.
- The resources are freely accessible, promoting research in immunogenetics and related fields.