The Suppressor of Cytokine Signaling 2 (SOCS2) antibody is a key tool for studying the SOCS2 protein, a member of the SOCS family that regulates cytokine signaling pathways, particularly the JAK-STAT cascade. SOCS2 contains a central SH2 domain and a C-terminal SOCS-box, enabling interactions with phosphorylated tyrosine residues and E3 ubiquitin ligase components, respectively. It functions as a negative feedback regulator, targeting signaling proteins like growth hormone receptor and IGF-1 receptor for degradation via ubiquitination. Dysregulation of SOCS2 is implicated in diseases such as cancer, inflammatory disorders, and metabolic syndromes, where its expression often correlates with prognosis.
SOCS2 antibodies are widely used in research to detect protein expression and localization in tissues or cell lines via techniques like Western blot, immunohistochemistry, and flow cytometry. Specificity and validation are critical, as isoforms or homologous proteins may cross-react. Researchers often validate antibodies using knockout controls or siRNA-mediated SOCS2 silencing. Commercial antibodies vary in host species (e.g., rabbit, mouse), clonality (monoclonal/polyclonal), and epitope targets, influencing experimental outcomes. Understanding SOCS2's role in cellular homeostasis and disease mechanisms remains a focus, driving demand for reliable antibodies to advance therapeutic targeting studies.