Aptamer-Functionalized Interface Nanopores Enable Amino Acid-Specific Peptide Detection

T Schlotter, T Kloter, J Hengsteler, K Yang, L Zhan… - ACS …, 2024 - ACS Publications
Single-molecule proteomics based on nanopore technology has made significant advances
in recent years. However, to achieve nanopore sensing with single amino acid resolution …

N-terminal derivatization-assisted identification of individual amino acids using a biological nanopore sensor

X Wei, D Ma, Z Zhang, LY Wang, JL Gray, L Zhang… - ACS …, 2020 - ACS Publications
Nanopore technology has been employed as a powerful tool for DNA sequencing and
analysis. To extend this method to peptide sequencing, a necessary step is to profile …

Capturing single molecules of immunoglobulin and ricin with an aptamer-encoded glass nanopore

S Ding, C Gao, LQ Gu - Analytical chemistry, 2009 - ACS Publications
Nanopore-based single-molecule biosensors have been extensively studied. Protein pores
that have receptors attached to them are target-selective, but their real-time applications are …

Engineering biological nanopore approaches toward protein sequencing

X Wei, T Penkauskas, JE Reiner, C Kennard… - ACS …, 2023 - ACS Publications
Biotechnological innovations have vastly improved the capacity to perform large-scale
protein studies, while the methods we have for identifying and quantifying individual proteins …

Cell-Free Expression of De Novo Designed Peptides That Form β-Barrel Nanopores

S Fujita, I Kawamura, R Kawano - Acs Nano, 2023 - ACS Publications
Nanopore sensing has attracted much attention as a rapid, simple, and label-free single-
molecule detection technology. To apply nanopore sensing to extensive targets including …

β-Barrel nanopores with an acidic–aromatic sensing region identify proteinogenic peptides at low pH

RCA Versloot, SAP Straathof, G Stouwie, MJ Tadema… - ACS …, 2022 - ACS Publications
Biological nanopores are emerging as sensitive single-molecule sensors for proteins and
peptides. The heterogeneous charge of a polypeptide chain, however, can complicate or …

Aptamer conformational dynamics modulate neurotransmitter sensing in nanopores

A Stuber, A Douaki, J Hengsteler, D Buckingham… - Acs Nano, 2023 - ACS Publications
Aptamers that undergo conformational changes upon small-molecule recognition have been
shown to gate the ionic flux through nanopores by rearranging the charge density within the …

Selective sensing of proteins using aptamer functionalized nanopore extended field‐effect transistors

R Ren, X Wang, S Cai, Y Zhang, Y Korchev… - Small …, 2020 - Wiley Online Library
The ability to sense proteins and protein‐related interactions at the single‐molecule level is
becoming of increasing importance to understand biological processes and diseases better …

Enabling nanopore technology for sensing individual amino acids by a derivatization strategy

X Wei, D Ma, L Jing, LY Wang, X Wang… - Journal of Materials …, 2020 - pubs.rsc.org
Nanopore technology holds remarkable promise for sequencing proteins and peptides. To
achieve this, it is necessary to establish a characteristic profile for each individual amino …

[HTML][HTML] Multi-pass, single-molecule nanopore reading of long protein strands with single-amino acid sensitivity

K Motone, D Kontogiorgos-Heintz, J Wee, K Kurihara… - bioRxiv, 2023 - ncbi.nlm.nih.gov
The ability to sequence single protein molecules in their native, full-length form would
enable a more comprehensive understanding of proteomic diversity. Current technologies …