Immunoglobulin lambda variable 2-8 (IGLV2-8)

Immunoglobulin lambda variable 2-8 is a variable domain of the lambda light chain of human immunoglobulins (antibodies)[1][2][5][6][7][8]. It is one component of the antigen binding site formed by the variable regions of both the heavy and light chains of immunoglobulins. During B-cell development, variable (V), diversity (D), and joining (J) gene segments are rearranged to produce immunoglobulin diversity. The IGLV2-8 variable region is subject to somatic hypermutation, allowing the immune system to generate high-affinity antibodies in response to antigen exposure. Membrane-bound immunoglobulins act as B-cell receptors, triggering clonal expansion after antigen recognition, while secreted immunoglobulins mediate the effector phase of humoral immunity, driving the elimination of antigens[1][2][6][8]. The IGLV2-8 gene is well characterized with defined sequence and structure, but is not considered a therapeutic target, and drug interactions or biomarker applications are not established for this specific variable region[1][2][7][8].

Other names

Ig lambda chain V-II region BOIg lambda chain V-II region MGCIGLV2-8LV208_HUMANP01709 (UniProtKB)