Atomic force microscopy-based force spectroscopy and multiparametric imaging of biomolecular and cellular systems

DJ Müller, AC Dumitru, C Lo Giudice… - Chemical …, 2020 - ACS Publications
During the last three decades, a series of key technological improvements turned atomic
force microscopy (AFM) into a nanoscopic laboratory to directly observe and chemically …

Next generation methods for single-molecule force spectroscopy on polyproteins and receptor-ligand complexes

B Yang, Z Liu, H Liu, MA Nash - Frontiers in Molecular Biosciences, 2020 - frontiersin.org
Single-molecule force spectroscopy with the atomic force microscope provides molecular
level insights into protein function, allowing researchers to reconstruct energy landscapes …

[HTML][HTML] Force triggers YAP nuclear entry by regulating transport across nuclear pores

A Elosegui-Artola, I Andreu, AEM Beedle, A Lezamiz… - Cell, 2017 - cell.com
YAP is a mechanosensitive transcriptional activator with a critical role in cancer,
regeneration, and organ size control. Here, we show that force applied to the nucleus …

S-glutathionylation of cryptic cysteines enhances titin elasticity by blocking protein folding

J Alegre-Cebollada, P Kosuri, D Giganti, E Eckels… - Cell, 2014 - cell.com
The giant elastic protein titin is a determinant factor in how much blood fills the left ventricle
during diastole and thus in the etiology of heart disease. Titin has been identified as a target …

A HaloTag anchored ruler for week-long studies of protein dynamics

I Popa, JA Rivas-Pardo, EC Eckels… - Journal of the …, 2016 - ACS Publications
Under physiological conditions, protein oxidation and misfolding occur with very low
probability and on long times scales. Single-molecule techniques provide the ability to …

Ester bond: chemically labile yet mechanically stable

H Lei, Q Ma, Z Wang, D Zhang, X Huang, M Qin, H Ma… - ACS …, 2023 - ACS Publications
Due to the dynamic nature of ester linkages, ester-bond-containing materials are well known
for their outstanding degradability and stimuli responsiveness. However, whether ester …

The physics of pulling polyproteins: a review of single molecule force spectroscopy using the AFM to study protein unfolding

ML Hughes, L Dougan - Reports on Progress in Physics, 2016 - iopscience.iop.org
One of the most exciting developments in the field of biological physics in recent years is the
ability to manipulate single molecules and probe their properties and function. Since its …

Dynamics of equilibrium folding and unfolding transitions of titin immunoglobulin domain under constant forces

H Chen, G Yuan, RS Winardhi, M Yao… - Journal of the …, 2015 - ACS Publications
The mechanical stability of force-bearing proteins is crucial for their functions. However, slow
transition rates of complex protein domains have made it challenging to investigate their …

The structure and function of cell membranes examined by atomic force microscopy and single-molecule force spectroscopy

Y Shan, H Wang - Chemical Society Reviews, 2015 - pubs.rsc.org
The cell membrane is one of the most complicated biological complexes, and long-term
fierce debates regarding the cell membrane persist because of technical hurdles. With the …

Disulfide isomerization reactions in titin immunoglobulin domains enable a mode of protein elasticity

D Giganti, K Yan, CL Badilla, JM Fernandez… - Nature …, 2018 - nature.com
The response of titin to mechanical forces is a major determinant of the function of the heart.
When placed under a pulling force, the unstructured regions of titin uncoil while its …