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Genetic element (GENE)
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last updated: 17 Oct 2016
General information
Heat-labile enterotoxin, B subunit gene
EN
CS-LTB-ECOLX
EN
Protein coding sequence
No
Donor organism
EN
Characteristics of the protein coding sequence
Heat-labile enterotoxin, B subunit
EN
Heat-labile enterotoxin (LT) is a hetero-oligomeric AB 5 type enterotoxin composed of a 27 kDa A subunit with toxic ADP ribosyl transferase activity and a stable noncovalent-linked pentamer of 11.6 kDa B subunits.

The B subunit pentamer mediates holotoxin binding to ganglioside GM1 on intestinal epithelial cells, with lower affinity for GD1B, asialoGM1 and lactosylceramide gangliosides.
EN
Records referencing this document Show in search
Record type Field Record(s)
Living Modified Organism Introduced or modified genetic element(s) 1
Living Modified Organism Genetic elements construct 1