Article
ABCC2 is associated with Bacillus thuringiensis Cry1Ac toxin oligomerization and membrane insertion in diamondback moth.
Scientific reports - 24 May 2017
Ocelotl Josue, Sánchez Jorge, Gómez Isabel, Tabashnik Bruce E, Bravo Alejandra, Soberón Mario
Abstract excerpt
Cry1A insecticidal toxins bind sequentially to different larval gut proteins facilitating oligomerization, membrane insertion and pore formation. Cry1Ac interaction with cadherin triggers oligomerization. However, a mutation in an ABC transporter gene (ABCC2) is linked to Cry1Ac resistance in Plutella xylostella. Cry1AcMod, engineered to lack helix α-1, was able to form oligomers without cadherinbinding and...
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