Nanopore-based analysis of proteins

Giovanni Maglia (Inventor), Shengli Zhang (Inventor), Andrew Heron (Inventor)

Research output: Patent

19 Downloads (Pure)

Abstract

The present disclosure relates to systems and methods for analysis of proteins, more in particular to nanopore systems, devices and methods for single- molecule protein analysis and sequencing. Provided is a method for translocating a target protein through a nanopore, the nanopore being comprised in a membrane separating a fluidic chamber of a nanopore system into a cis side and a trans side, comprising: (a) allowing a protein translocase in solution to capture and form a complex with the target protein to be translocated; (b) contacting the translocase-target protein complex with the cis side of the nanopore and allowing for translocation of the target protein to the trans side; wherein the nanopore system has a cis to trans electro-osmotic force (EOF) resulting from a large net ionic current flow cis-to-trans relative to the total ionic current flow, so that the target protein is captured in the nanopore with on top of the nanopore the translocase controlling the translocation.
Original languageEnglish
Patent numberWO2024091124
Priority date28/10/2022
Filing date30/10/2023
Publication statusPublished - 2-May-2024

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