Biochemical and mechanical regulation of actin dynamics
Polymerization of actin filaments against membranes produces force for numerous cellular
processes, such as migration, morphogenesis, endocytosis, phagocytosis and organelle …
processes, such as migration, morphogenesis, endocytosis, phagocytosis and organelle …
The multiple links between actin and mitochondria
TS Fung, R Chakrabarti, HN Higgs - Nature Reviews Molecular Cell …, 2023 - nature.com
Actin plays many well-known roles in cells, and understanding any specific role is often
confounded by the overlap of multiple actin-based structures in space and time. Here, we …
confounded by the overlap of multiple actin-based structures in space and time. Here, we …
Mechanism of synergistic activation of Arp2/3 complex by cortactin and WASP-family proteins
FE Fregoso, M Boczkowska, G Rebowski… - Nature …, 2023 - nature.com
Cortactin coactivates Arp2/3 complex synergistically with WASP-family nucleation-promoting
factors (NPFs) and stabilizes branched networks by linking Arp2/3 complex to F-actin. It is …
factors (NPFs) and stabilizes branched networks by linking Arp2/3 complex to F-actin. It is …
[HTML][HTML] Oxidation and reduction of actin: Origin, impact in vitro and functional consequences in vivo
C Rouyère, T Serrano, S Frémont, A Echard - European journal of cell …, 2022 - Elsevier
Actin is among the most abundant proteins in eukaryotic cells and assembles into dynamic
filamentous networks regulated by many actin binding proteins. The actin cytoskeleton must …
filamentous networks regulated by many actin binding proteins. The actin cytoskeleton must …
[HTML][HTML] The biogenesis and secretion of exosomes and multivesicular bodies (MVBs): Intercellular shuttles and implications in human diseases
M Xu, J Ji, D Jin, Y Wu, T Wu, R Lin, S Zhu, F Jiang… - Genes & …, 2023 - Elsevier
Exosomes carry and transmit signaling molecules used for intercellular communication. The
generation and secretion of exosomes is a multistep interlocking process that allows …
generation and secretion of exosomes is a multistep interlocking process that allows …
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
We reconstructed the structure of actin filament branch junctions formed by fission yeast
Arp2/3 complex at 3.5 Å resolution from images collected by electron cryo-microscopy …
Arp2/3 complex at 3.5 Å resolution from images collected by electron cryo-microscopy …
Actin-associated proteins and small molecules targeting the actin cytoskeleton
J Gao, F Nakamura - International journal of molecular sciences, 2022 - mdpi.com
Actin-associated proteins (AAPs) act on monomeric globular actin (G-actin) and polymerized
filamentous actin (F-actin) to regulate their dynamics and architectures which ultimately …
filamentous actin (F-actin) to regulate their dynamics and architectures which ultimately …
From WRC to Arp2/3: Collective molecular mechanisms of branched actin network assembly
Branched actin networks have emerged as major force-generating structures driving the
protrusions in various distinct cell types and processes, ranging from lamellipodia operating …
protrusions in various distinct cell types and processes, ranging from lamellipodia operating …
Transition state of Arp2/3 complex activation by actin-bound dimeric nucleation-promoting factor
T van Eeuwen, M Boczkowska… - Proceedings of the …, 2023 - National Acad Sciences
Arp2/3 complex generates branched actin networks that drive fundamental processes such
as cell motility and cytokinesis. The complex comprises seven proteins, including actin …
as cell motility and cytokinesis. The complex comprises seven proteins, including actin …
The selenoprotein methionine sulfoxide reductase B1 (MSRB1)
Methionine (Met) can be oxidized to methionine sulfoxide (MetO), which exist as R-and S-
diastereomers. Present in all three domains of life, methionine sulfoxide reductases (MSR) …
diastereomers. Present in all three domains of life, methionine sulfoxide reductases (MSR) …