Pore-forming proteins (PFTs, also known as pore-forming toxins) are usually produced by bacteria, and include a number of protein exotoxins but may also...
32 KB (3,752 words) - 15:29, 23 May 2025
translocation, pore formation, endocytosis, and other biochemical processes. Anthrax is a disease caused by Bacillus anthracis, a spore-forming, Gram positive...
26 KB (3,581 words) - 15:30, 29 April 2025
Perivitellin-2 (category Toxins)
Perivitellin-2 (PV2) is a pore-forming toxin present in the egg perivitelline fluid of the apple snails Pomacea maculata (PmPV2) and Pomacea canaliculata...
12 KB (1,124 words) - 06:12, 29 April 2024
Staphylococcus aureus and the first identified member of the pore forming beta-barrel toxin family. This toxin consists mostly of beta sheets (68%) with only about...
7 KB (802 words) - 04:26, 25 April 2025
Delta endotoxins (redirect from Bt toxins)
pore-forming toxins produced by Bacillus thuringiensis species of bacteria. They are useful for their insecticidal action and are the primary toxin produced...
16 KB (1,591 words) - 01:48, 15 April 2025
Panton–Valentine leukocidin (category Bacterial toxins)
β-pore-forming toxins. PVL is a bicomponent pore-forming toxin composed of LukS-PV and LukF-PV subunits. These assemble into octameric β-barrel pores on...
13 KB (1,277 words) - 05:22, 23 May 2025
produces a pore forming toxin Neurotoxins primarily affect the nervous systems of animals. The group neurotoxins generally consists of ion channel toxins that...
25 KB (2,613 words) - 12:11, 23 January 2025
Lysenin (category Protein toxins)
Lysenin is a pore-forming toxin (PFT) present in the coelomic fluid of the earthworm Eisenia fetida. Pore-forming toxins are a group of proteins that...
24 KB (2,790 words) - 00:23, 27 May 2025
The AB toxins are two-component protein complexes secreted by a number of pathogenic bacteria, though there is a pore-forming AB toxin found in the eggs...
9 KB (921 words) - 18:32, 27 May 2025
Cytolysin (section Pore forming cytolysins)
the pores are formed, the pore forming cytolysins fall into two categories. Those forming pores with α-helices are named α-PFTs (Pore forming toxins). Those...
14 KB (1,683 words) - 01:39, 26 March 2023
Cholesterol-dependent cytolysin (category Bacterial toxins)
depending on the toxin) is formed and inserted into the target cell membrane. The presence of cholesterol in the target membrane is required for pore formation...
30 KB (3,525 words) - 06:54, 3 June 2024
Enterotoxin (category Toxins by organ system affected)
intestinal wall. They are mostly pore-forming toxins (mostly chloride pores), secreted by bacteria, that assemble to form pores in cell membranes. This causes...
11 KB (1,151 words) - 04:13, 2 November 2024
Hemolysin (redirect from Leukocidin/Hemolysin toxin family)
sphingomyelin and ultimately caused cell lysis. γ-Hemolysins are pore-forming toxins in the same family as α-hemolysin. They are unique in that they come...
22 KB (2,729 words) - 16:52, 12 February 2025
the ability to reproduce quickly producing toxins relating to the cause of diseases. The pore-forming toxin perfringolysin has the ability to cause gangrene...
43 KB (5,326 words) - 19:41, 23 May 2025
Tetanolysin (category Bacterial toxins)
cholesterol. It is related to streptolysin O and the θ-toxin of Clostridium perfringens. Cytolysins form pores in the cytoplasmic membrane that allows for the...
2 KB (254 words) - 00:24, 18 February 2022
Exotoxin (category Toxins)
the channel-forming toxins and toxins that function as enzymes that act on the membrane. Most channel-forming toxins, which form pores in the target...
17 KB (2,060 words) - 06:22, 19 May 2025
Clostridium septicum (section Alpha toxin)
gangrene). C. septicum alpha toxin does, however, exhibit similarities to aerolysin, another beta-pore forming toxin. Alpha toxin and aerolysin share approximately...
19 KB (1,990 words) - 16:22, 30 April 2025
called coelomocytes secrete a protein called lysenin, which is a pore-forming toxin, which is able to permeabilize and lyse invading cells. It is best...
11 KB (1,133 words) - 00:44, 24 May 2025
Ciguatoxin (redirect from Ciguatera toxin)
smelled or tasted and cannot be destroyed by cooking. Rapid testing for this toxin in food is not standard. Some ciguatoxins lower the threshold for opening...
4 KB (471 words) - 15:17, 18 September 2024
for toxin-receptor complex uptake into the cell. These tubules are essential for uptake into the host cell. The Shiga toxin (a non-pore forming toxin) is...
20 KB (2,313 words) - 14:46, 2 November 2024
Mycotoxin (redirect from Fungal toxin)
improve the environment for further fungal proliferation. The production of toxins depends on the surrounding intrinsic and extrinsic environments and these...
38 KB (4,558 words) - 05:44, 23 May 2025
Leukocidin (category Bacterial toxins)
created by some types of bacteria (Staphylococcus). It is a type of pore-forming toxin. Leukocidins fall into the category of bacterial invasin. Invasins...
5 KB (494 words) - 03:58, 5 May 2025
In molecular biology, aerolysin is a cytolytic pore-forming toxin exported by Aeromonas hydrophila, a Gram-negative bacterium associated with diarrhoeal...
3 KB (290 words) - 10:42, 24 February 2025
Lq2 (category Ion channel toxins)
ROMK1. Lq2 is also known as Potassium channel toxin alpha-KTx 1.2, Charybdotoxin-2, ChTX-Lq2, ChTx-d, Toxin 18-2 or Lqh 18-2. The name Lq2 refers to the...
5 KB (631 words) - 23:57, 22 December 2024
Diphtheria toxin is an exotoxin secreted mainly by Corynebacterium diphtheriae but also by Corynebacterium ulcerans and Corynebacterium pseudotuberculosis...
15 KB (1,494 words) - 14:14, 22 October 2024
Clostridium perfringens (section Alpha toxin)
homeostasis. This toxin (CPE) causes food poisoning. It alters intracellular claudin tight junctions in gut epithelial cells. This pore-forming toxin also can...
72 KB (8,061 words) - 22:35, 25 May 2025
Latrotoxin (category Spider toxins)
cells. No major enzymatic activities are associated. Instead, the toxin can form pores in the lipid membranes and induce Ca2+ ion flow. The onset of effects...
18 KB (2,273 words) - 22:30, 7 May 2025
are vulnerable to this pore-forming activity varies among the toxins. The acylation of lysines is required for the pore-forming cytotoxic effects of all...
12 KB (1,424 words) - 15:17, 3 March 2025
T-2 mycotoxin (redirect from T-2 Toxin)
metabolizes to HT-2 mycotoxin (a major metabolite). The toxicity of T-2 toxin is due to its 12,13-epoxy ring. Epoxides are in general toxic compounds;...
27 KB (3,186 words) - 00:49, 26 October 2024
Haemolysin E (category Bacterial toxins)
novel pore-forming toxin of Escherichia coli, Salmonella typhi, and Shigella flexneri. HlyE is unrelated to the well characterised pore-forming E. coli...
2 KB (166 words) - 19:15, 6 July 2021