Mechanism of actin filament branch formation by Arp2/3 complex revealed by a high-resolution cryo-EM structureof the branch junction
SZ Chou, M Chatterjee… - Proceedings of the …, 2022 - National Acad Sciences
… cryo-EM structure of the branch junction with six actin subunits in the mother filament and
two actin subunits in the daughter filament assembled from Mg-ATP actin and Arp2/3 complex. …
two actin subunits in the daughter filament assembled from Mg-ATP actin and Arp2/3 complex. …
Deciphering the molecular mechanisms of actin cytoskeleton regulation in cell migration using cryo-EM
… , underscoring the potential of cryo-EM to reveal how alterations in actin cytoskeleton
regulators manifest in diseases. Future structural studies using cryo-EM of WRC with additional …
regulators manifest in diseases. Future structural studies using cryo-EM of WRC with additional …
[HTML][HTML] Structural basis of actin filament assembly and aging
… (cryo-EM) structures of rabbit skeletal α-actin filaments at … ATP-bound F-actin, inspection of
the reconstruction showed that the … the mechanism of ATP hydrolysis in F-actin and the slow …
the reconstruction showed that the … the mechanism of ATP hydrolysis in F-actin and the slow …
[HTML][HTML] D-loop dynamics and near-atomic-resolution cryo-EM structure of phalloidin-bound F-actin
… Structure-function insights into actin as revealed by cryo-EM and light scattering … Thus,
a detailed molecular and structural description of the mechanisms that regulate actin …
a detailed molecular and structural description of the mechanisms that regulate actin …
Cryo-EM structures of actin binding proteins as tool for drug discovery
C Dahlstroem, T Paraschiakos, H Sun… - Biochemical …, 2023 - Elsevier
… These in vitro data give insights into the mechanism how actin polymerizes spontaneously.
… In conclusion, a combined analysis of the Cryo-EM structure and biochemical data revealed …
… In conclusion, a combined analysis of the Cryo-EM structure and biochemical data revealed …
Mechanism of phosphate release from actin filaments
… Cryo-EM structures of actin filaments with bound AMPPNP (an ATP analog)-, ADP-P i -, and
ADP-actin filaments … The occluded states revealed by our MD simulations are most prevalent …
ADP-actin filaments … The occluded states revealed by our MD simulations are most prevalent …
Cryo-EM structures of both ends of the actin filament explain why the barbed end elongates faster than the pointed end
SZ Chou, TD Pollard - bioRxiv, 2023 - biorxiv.org
… of the two ends essential for understanding the mechanisms. For decades, … cryo-EM
structure showed that the conformations of the last two subunits at the pointed end of the filament …
structure showed that the conformations of the last two subunits at the pointed end of the filament …
Cryo-EM reveals the transition of Arp2/3 complex from inactive to nucleation-competent state
… conformation, the structure of activated Arp2/3 complex reveals the other conformational …
published data, allows us to propose a structural pathway for actin filament nucleation (Fig. 6). …
published data, allows us to propose a structural pathway for actin filament nucleation (Fig. 6). …
Structure of Arp2/3 complex at a branched actin filament junction resolved by single-particle cryo-electron microscopy
B Ding, HY Narvaez-Ortiz, Y Singh… - Proceedings of the …, 2022 - National Acad Sciences
… a 3.9-Å cryo-EM structure of activated Bos taurus Arp2/3 complex at an actin filament branch
… note that while the branch junction structure revealed an obvious mechanism by which actin …
… note that while the branch junction structure revealed an obvious mechanism by which actin …
Structural basis for polarized elongation of actin filaments
V Zsolnay, HH Katkar, SZ Chou… - Proceedings of the …, 2020 - National Acad Sciences
… with existing cryogenic electron microscopic (cryo-EM) maps, limit … We find the mechanism
that underlies the distinct structures … Here we reveal maps of bodily sensations associated with …
that underlies the distinct structures … Here we reveal maps of bodily sensations associated with …