Tumor necrosis factor ligand superfamily

The Tumor necrosis factor ligand superfamily (TNFSF) is a group of structurally homologous, typically type II transmembrane proteins or their soluble forms. Members of this family, such as TNF-α, Fas ligand, and TRAIL, play essential roles in regulating immune cell activation, proliferation, differentiation, survival, and programmed cell death (apoptosis). They act through binding to corresponding receptors (Tumor necrosis factor receptor superfamily, TNFRSF) to activate diverse intracellular signaling cascades, notably those involving caspases, NF-κB, and MAP kinases. Dysfunction or aberrant regulation of these molecules is implicated in multiple disease processes, including autoimmune disease, inflammation, and cancer[1][2][3][4][8]. Clarification: - This entry is not a single drug target, but a family of ligands comprised of many individual, therapeutically relevant targets (e.g., TNF-α, Fas ligand). For structured information on a specific TNF ligand (such as "Tumor necrosis factor ligand alpha" or "TRAIL"), query the precise member rather than the entire superfamily. - No standardized abbreviation or single protein can represent the full superfamily. - The family is sometimes abbreviated as "TNFSF" but that does not correspond to a unique molecular entity[2][8]. Summary: You must select a specific member protein (e.g., "Tumor necrosis factor ligand alpha" (TNF-α), "Fas ligand," "TRAIL") for detailed target-level annotation and drug interaction data. The current entry refers to an entire protein family and cannot be mapped cleanly onto a single drug target record[1][2][4].

Other names

Tumor necrosis factor ligand familyTNF ligand superfamilyTNFSF