T cell receptor beta variable 24-1 (TRBV24-1)

T cell receptor beta variable 24-1 (TRBV24-1) is a protein segment encoded by the TRBV24-1 gene, forming part of the variable domain of the β (beta) chain of the T cell receptor (TCR) in humans[1][3][6]. TCRs are heterodimeric, membrane-bound receptors on T lymphocytes that recognize specific antigenic peptides presented by major histocompatibility complex (MHC) molecules, initiating T cell activation and adaptive immune responses[1]. The variable domains of TCRs, generated by V(D)J recombination, confer a vast diversity of antigen recognition capabilities; the TRBV24-1 gene encodes one of these variable segments, allowing for recognition of a specific portion of antigens[1][3]. Polymorphisms in TRBV genes, including TRBV24-1, have been implicated in individual immune diversity and susceptibility to autoimmune phenomena (such as immune-related adverse events)[4]. Therapies using engineered T cells (CAR-T) or antibody-based strategies have experimentally targeted specific TCR Vβ domains—including Vβ24-1—mainly in the context of T cell lymphoma, in order to selectively deplete malignant T cell clones with minimal impact on the remaining immune repertoire[2]. No standard drugs currently target TRBV24-1 directly, but its diversity and specificity make it an important potential biomarker and future therapeutic target in immune monitoring, cancer therapy, and autoimmunity research[6][4][2].

Other names

TRBV24-1TRBV241TCRBV24S1TCRBV15S1V segment translation product

Experimental antibody- or CAR-based therapies may target malignant T cells bearing specific Vβ chains, including Vβ24-1, for selective immune cell depletion[2]