[HTML][HTML] Protein dynamics detected by magic-angle spinning relaxation dispersion NMR

F Napoli, LM Becker, P Schanda - Current Opinion in Structural Biology, 2023 - Elsevier
Magic-angle spinning (MAS) nuclear magnetic resonance (NMR) is establishing itself as a
powerful method for the characterization of protein dynamics at the atomic scale. We discuss …

Cryo-EM structures of Kv1. 2 potassium channels, conducting and non-conducting

Y Wu, Y Yan, Y Yang, S Bian, A Rivetta, K Allen… - …, 2024 - pmc.ncbi.nlm.nih.gov
We present near-atomic-resolution cryo-EM structures of the mammalian voltage-gated
potassium channel Kv1. 2 in open, C-type inactivated, toxin-blocked and sodium-bound …

OPTO: Automated Optimization for Solid-State NMR Spectroscopy

CG Borcik, B DeZonia, T Ravula… - Journal of the …, 2025 - ACS Publications
NMR spectroscopy presents boundless opportunities for understanding the structure,
dynamics, and function for a broad range of scientific applications. Solid-state NMR …

Viral fingerprints of the ion channel evolution: compromise of complexity and function

MV Volovik, OV Batishchev - Journal of Biomolecular Structure and …, 2024 - Taylor & Francis
Evolution from precellular supramolecular assemblies to cellular world originated from the
ability to make a barrier between the interior of the cell and the outer environment. This step …

Interactions between selectivity filter and pore helix control filter gating in the MthK channel

W Kopec, AS Thomson, BL de Groot… - Journal of General …, 2023 - rupress.org
K+ channel activity can be limited by C-type inactivation, which is likely initiated in part by
dissociation of K+ ions from the selectivity filter and modulated by the side chains that …

Synthetic ShK-like Peptide from the Jellyfish Nemopilema nomurai Has Human Voltage-Gated Potassium-Channel-Blocking Activity

YJ Kim, Y Jo, SE Lee, J Kim, JP Choi, N Lee, H Won… - Marine Drugs, 2024 - mdpi.com
We identified a new human voltage-gated potassium channel blocker, NnK-1, in the jellyfish
Nemopilema nomurai based on its genomic information. The gene sequence encoding NnK …

Mechanism of selectivity filter constriction in potassium channel: Insights from high-throughput steered molecular dynamics simulations

W Zhong - Biochemical and Biophysical Research …, 2024 - Elsevier
Potassium channels are essential for regulating cellular excitability by controlling K+ ion
flow. In voltage-gated potassium (Kv) channels, C-type inactivation modulates action …

Free energy landscapes of KcsA inactivation

S Pérez-Conesa, L Delemotte - bioRxiv, 2023 - biorxiv.org
The bacterial ion channel KcsA has become a useful model of complex K+-ion channels
thanks to its single pore domain structure whose sequence shares many similarities with …

Solid-state NMR Spectroscopy and Dynamic Nuclear Polarization

T WIEGAND - Integrated Structural Biology, 2023 - books.google.com
Biomolecular solid-state nuclear magnetic resonance (NMR) 1 spectroscopy has developed
into an important player in integrated structural biology. 2 Compared to NMR in solution, this …

Mechanistic Studies of Membrane Proteins Using Integrated Solid-state NMR and Computational Approaches

H SAWCZYC, A LANGE - Integrated Structural Biology, 2023 - books.google.com
Proteins are a major constituent of cellular membranes, with an average plasma membrane
being approximately 50% membrane proteins by mass. 1 In addition to their large number …