T cell receptor beta joining 1-1 (TRBJ1-1)

TRBJ1-1 (T cell receptor beta joining 1-1) is a gene segment located within the TCR beta locus. It encodes one of the joining (J) regions that are recombined during T cell development to generate the variable domain of the beta chain of the T cell receptor (TCRβ)[3][5]. This recombination, involving variable (V), diversity (D), and joining (J) gene segments, allows an individual’s immune system to generate a diverse repertoire of TCRs for antigen recognition[2][5]. The T cell receptor itself is a membrane-bound protein complex on T lymphocytes, crucial for the specific recognition of antigens presented by major histocompatibility complex (MHC) molecules[2][4][5]. The diversity of TCRs, created in part by segments such as TRBJ1-1, is vital for effective immune surveillance and response[5]. However, TRBJ1-1 is not itself a protein, receptor, or protypical therapeutic target or receptor, but one of several building blocks for the TCR complex.

Other names

TRBJ1-1TRBJ11TCRBJ1S1

Not applicable; TRBJ1-1 is not directly druggable.