Toxin B

GPTKB entity

Statements (23)
Predicate Object
gptkbp:instanceOf bacterial toxin
gptkbp:alternativeName C. difficile toxin B
gptkbp:cause gptkb:pseudomembranous_colitis
diarrhea
colonic inflammation
gptkbp:discoveredBy John G. Bartlett
gptkbp:effect induces cell death
disrupts actin cytoskeleton
gptkbp:encodedBy tcdB gene
gptkbp:firstDescribed 1980s
gptkbp:foundIn Clostridioides difficile strains
https://www.w3.org/2000/01/rdf-schema#label Toxin B
gptkbp:inhibitedBy neutralizing antibodies
gptkbp:mechanismOfAction glucosylates Rho GTPases
gptkbp:molecularWeight ~270 kDa
gptkbp:producedBy gptkb:Clostridioides_difficile
gptkbp:relatedTo Toxin A (C. difficile toxin A)
gptkbp:role major virulence factor in C. difficile infection
gptkbp:structureType large clostridial cytotoxin
gptkbp:targetCellType intestinal epithelial cells
gptkbp:usedIn diagnosis of C. difficile infection
gptkbp:bfsParent gptkb:Clostridioides_difficile
gptkbp:bfsLayer 6