A glycan gate controls opening of the SARS-CoV-2 spike protein

T Sztain, SH Ahn, AT Bogetti, L Casalino… - Nature …, 2021 - nature.com
SARS-CoV-2 infection is controlled by the opening of the spike protein receptor binding
domain (RBD), which transitions from a glycan-shielded 'down'to an exposed 'up'state to …

[HTML][HTML] A suite of tutorials for the WESTPA rare-events sampling software [Article v1. 0]

AT Bogetti, B Mostofian, A Dickson… - Living journal of …, 2019 - ncbi.nlm.nih.gov
The weighted ensemble (WE) strategy has been demonstrated to be highly efficient in
generating pathways and rate constants for rare events such as protein folding and protein …

Design principles of protein switches

RG Alberstein, AB Guo, T Kortemme - Current opinion in structural biology, 2022 - Elsevier
Protein switches perform essential roles in many biological processes and are exciting
targets for de novo protein design, which aims to produce proteins of arbitrary shape and …

Illuminating the inner workings of a natural protein switch: Blue-light sensing in LOV-activated diguanylate cyclases

U Vide, D Kasapović, M Fuchs, MP Heimböck… - Science …, 2023 - science.org
Regulatory proteins play a crucial role in adaptation to environmental cues. Especially for
lifestyle transitions, such as cell proliferation or apoptosis, switch-like characteristics are …

Structural and evolutionary approaches to the design and optimization of fluorescence-based small molecule biosensors

JA Kaczmarski, JA Mitchell, MA Spence… - Current Opinion in …, 2019 - Elsevier
Highlights•Designing genetically encoded fluorescence-based analyte biosensors is not
trivial.•Many current design efforts take a nature-inspired, modular approach.•Individual …

Protein–protein binding pathways and calculations of rate constants using fully-continuous, explicit-solvent simulations

AS Saglam, LT Chong - Chemical science, 2019 - pubs.rsc.org
A grand challenge in the field of biophysics has been the complete characterization of
protein–protein binding processes at atomic resolution. This characterization requires the …

Engineering and exploiting synthetic allostery of NanoLuc luciferase

Z Guo, RD Parakra, Y **ong, WA Johnston… - Nature …, 2022 - nature.com
Allostery enables proteins to interconvert different biochemical signals and form complex
metabolic and signaling networks. We hypothesize that circular permutation of proteins …

A minimal, adaptive binning scheme for weighted ensemble simulations

PA Torrillo, AT Bogetti, LT Chong - The Journal of Physical …, 2021 - ACS Publications
A promising approach for simulating rare events with rigorous kinetics is the weighted
ensemble path sampling strategy. One challenge of this strategy is the division of …

Switchable Zinc (II)-Responsive Globular β-Sheet Peptide

TL Pham, M Kovermann, F Thomas - ACS Synthetic Biology, 2021 - ACS Publications
The natural function of many proteins depends on their ability to switch their conformation
driven by environmental changes. In this work, we present a small, monomeric β-sheet …

[HTML][HTML] Weighted ensemble: Recent mathematical developments

D Aristoff, J Copperman, G Simpson… - The Journal of …, 2023 - pubs.aip.org
Weighted ensemble (WE) is an enhanced sampling method based on periodically
replicating and pruning trajectories generated in parallel. WE has grown increasingly …