Tc-complex (IMAGE)

Max-Planck-Gesellschaft

Tc-complex

Caption

This figure shows structural changes to the TcA toxin during the nanoinjection. The toxin is activated by pH changes. As a result, the exterior shell (green) opens and the stretched molecular spring (black) can contract. In doing so, it pulls the central channel (yellow) along with it.

Credit

MPI f. Molecular Physiology/ Gatsogiannis, Raunser

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