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Target intelligence / Profile preview
T cell receptor beta variable 1 (TRBV1)
- Target
- TRBV1
- Molecular classification
- Receptor, Immune receptor, Variable region gene
01
Overview
T cell receptor beta variable 1 (TRBV1) encodes a segment of the TCR beta chain variable region in T lymphocytes, mediating antigen recognition by binding MHC/antigen complexes. TRBV1 is one of many TRBV genes, each representing distinct variable segments for the beta chain, thereby contributing to TCR repertoire diversity. Polymorphisms in TRBV loci, including TRBV1, have been associated with differential risk of autoimmunity and adverse events during immunotherapy, although TRBV1 is not a direct drug target. The gene is part of the structurally and functionally complex TRB locus, which has been investigated for links to immune-related diseases and as a potential biomarker for predicting immune responses and therapy-associated complications.
- Other names
- TCRBV27S1PTCRBV1S1PTRBV1
02
Mechanism of action
Not a direct drug target (checkpoint blockade immunotherapies modulate TCR-mediated immune responses indirectly)
03
Biological functions
Immune responseAntigen recognitionSignal transduction
04
Disease associations
AutoimmunityImmunotherapy-related adverse events (IRAEs)Potential roles in infections and chronic immune disorders
05
Safety considerations
Predisposition to autoimmune side effects in immunotherapyImmune-related adverse events (IRAEs)Skin disorders (IRAEs)Fulminant type 1 diabetes (IRAEs)
06
Biomarkers
TRBV1 allelic variantsTRBV1 haplotypes
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