Superantigen include all, except:

Superantigens are certain proteinmolecules that activate very large number of T cells irrespective of antigenic specifities They bind directly to lateral aspect of TCR β chain and activate upto 20% of the circulating T cells compared to conventional (0.001%) causing multisystem dysfunction. Examples : Toxic shock syndrome toxin Exfoliative toxin Staphylococcal anterotoxin Pyrogenic exotoxin