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Superantigens (SAgs) are a class of antigens that result in excessive activation of the immune system. Specifically they cause non-specific activation...

(January 1994). "Structural basis of superantigen action inferred from crystal structure of toxic-shock syndrome toxin-1". Nature. 367 (6458): 94–7. Bibcode:1994Natur...

Toxic shock syndrome toxin-1 (TSST-1) is a superantigen with a size of 22 kDa produced by 5 to 25% of Staphylococcus aureus isolates. It causes toxic shock...

paralysis. The toxin causes the disease botulism. The toxin is also used commercially for medical and cosmetic purposes. Botulinum toxin is an acetylcholine...

Tetanus toxin (TeNT) is an extremely potent neurotoxin produced by the vegetative cell of Clostridium tetani in anaerobic conditions, causing tetanus...

A toxin is a naturally occurring organic[dubious – discuss] poison produced by metabolic activities of living cells or organisms. They occur especially...

Diphtheria toxin is an exotoxin secreted mainly by Corynebacterium diphtheriae but also by Corynebacterium ulcerans and Corynebacterium pseudotuberculosis...

pyogenes), disease progression stems from a superantigen toxin. The toxin in S. aureus infections is TSS Toxin-1, or TSST-1. The TSST-1 is secreted as a...

caused by infection of superantigen-producing Staphylococcus aureus. The superantigen toxin secreted in S. aureus infections is TSS Toxin-1, or TSST-1. Incidence...

and toxic-shock syndrome toxin (TSST) that underlies toxic shock syndrome. These toxin examples are classified as superantigens. Multi-drug resistant S...

spore-forming, motile bacterium with the ability to produce botulinum toxin, which is a neurotoxin. C. botulinum is a diverse group of pathogenic bacteria...

Anthrax toxin is a three-protein exotoxin secreted by virulent strains of the bacterium, Bacillus anthracis—the causative agent of anthrax. The toxin was...

Robin is a lectin, a carbohydrate-binding protein, and a highly potent toxin. Robin is a type of toxalbumin. Robin as a natural toxalbumin, is an intricate...

Type I toxins bind to a receptor on the cell surface and stimulate intracellular signaling pathways. Two examples are described below. Superantigens are...

"Crystal structure of microbial superantigen staphylococcal enterotoxin B at 1.5 A resolution: implications for superantigen recognition by MHC class II molecules...

Clostridioides difficile toxin B (TcdB) is a cytotoxin produced by the bacteria Clostridioides difficile. It is one of two major kinds of toxins produced by C....

erythrogenic toxins, are exotoxins secreted by strains of the bacterial species Streptococcus pyogenes. SpeA and speC are superantigens, which induce...

Shiga toxins are a family of related toxins with two major groups, Stx1 and Stx2, expressed by genes considered to be part of the genome of lambdoid prophages...

Cholera toxin (also known as choleragen and sometimes abbreviated to CTX, Ctx or CT) is an AB5 multimeric protein complex secreted by the bacterium Vibrio...

Pertussis toxin (PT) is a protein-based AB5-type exotoxin produced by the bacterium Bordetella pertussis, which causes whooping cough. PT is involved...