University of Groningen The bacterial sec machinery

نویسندگان

  • Eli O. van der Sluis
  • Erhard van der Vries
  • Greetje Berrelkamp
  • Nico Nouwen
  • Arnold J. M. Driessen
چکیده

It has been proposed that the bitopic membrane protein SecG undergoes topology inversion during translocation of (pre)proteins via SecYEG. Here we show that SecG covalently cross-linked to SecY cannot invert its topology while remaining fully functional in protein translocation. Our results strongly disfavor topology inversion of SecG during protein translocation.

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تاریخ انتشار 2017