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Structure and function of the glucocorticoid receptor ligand binding domain
Randy K Bledsoe1, Eugene L Stewart, Kenneth H Pearce
1Department of Gene Expression and Protein Biochemistry, Discovery Research, GlaxoSmithKline, Research Triangle Park, North Carolina 27709, USA.
Vitamins and Hormones
|June 15, 2004
Summary
The glucocorticoid receptor (GR) ligand binding domain (LBD) structure and function are reviewed. Understanding GR LBD flexibility offers new drug design strategies for inflammatory diseases and cancers.
Area of Science:
- Molecular Biology
- Structural Biology
- Pharmacology
Background:
- The glucocorticoid receptor (GR) is a key regulator of gene expression.
- Ligand binding triggers GR's nuclear translocation, oligomerization, and DNA binding.
- GR acts as an adapter molecule, translating ligand signals via its ligand binding domain (LBD).
Purpose of the Study:
- To review the structural and functional characteristics of the GR LBD.
- To highlight recent biochemical and crystallographic findings.
- To explore potential therapeutic applications based on GR LBD insights.
Main Methods:
- Literature review of recent biochemical studies.
- Analysis of crystallographic data on the GR LBD.
- Synthesis of structural and functional information.
Main Results:
- Detailed examination of GR LBD structural flexibility.
- Elucidation of GR's role as a ligand-encoding adapter molecule.
- Identification of key interactions in GR-ligand binding.
Conclusions:
- Recent studies provide significant insights into GR LBD structure-function relationships.
- Understanding GR LBD flexibility is crucial for drug design.
- Targeting GR LBD may offer novel therapeutic strategies for various diseases.