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Target intelligence / Profile preview
T cell receptor delta diversity 2 (TRDD2)
- Target
- TRDD2
- Molecular classification
- Gene segment, Antigen receptor gene segment, Immune receptor diversity gene component
01
Overview
T cell receptor delta diversity 2 (TRDD2) is a genetic segment located within the T cell receptor alpha/delta locus. It encodes a diversity (D) region essential for the generation of functional T cell receptor delta chains; this diversity contributes to the recognition of diverse antigens via V(D)J recombination. The adaptive immune system relies on recombination of variable (V), diversity (D), and joining (J) gene segments to assemble T cell receptor genes. TRDD2, together with other D segments, is rearranged during T cell development to expand the functional diversity of TCR delta chains expressed by γδ T cells. This again is not a receptor or direct protein target, but a genomic component critical for immune receptor repertoire and antigen specificity.
- Other names
- TRDD2
02
Mechanism of action
Not applicable. No drugs target TRDD2.
03
Biological functions
Antigen recognition (indirectly, by enabling diversity of T cell receptors)Immune system diversity generation (via V(D)J recombination)Facilitating adaptive immunity (by providing recombinational diversity for T cell receptor delta chains)
04
Disease associations
Other (no direct disease link; contributes to immune system functioning and diversity, but not a direct disease-associated gene or target)
05
Safety considerations
None specific to TRDD2, as it is not a direct therapeutic target.
06
Biomarkers
None established, though rearrangement status might theoretically indicate T cell receptor repertoire diversity in research settings
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