Actin dynamics in cell migration

M Schaks, G Giannone, K Rottner - Essays in biochemistry, 2019 - portlandpress.com
Cell migration is an essential process, both in unicellular organisms such as amoeba and as
individual or collective motility in highly developed multicellular organisms like mammals. It …

Assembling actin filaments for protrusion

K Rottner, M Schaks - Current opinion in cell biology, 2019 - Elsevier
Cell migration entails a plethora of activities combining the productive exertion of protrusive
and contractile forces to allow cells to push and squeeze themselves through cell clumps …

HEM1 deficiency disrupts mTORC2 and F-actin control in inherited immunodysregulatory disease

SA Cook, WA Comrie, MC Poli, M Similuk, AJ Oler… - Science, 2020 - science.org
Immunodeficiency often coincides with hyperactive immune disorders such as autoimmunity,
lymphoproliferation, or atopy, but this coincidence is rarely understood on a molecular level …

WAVE regulatory complex

K Rottner, TEB Stradal, B Chen - Current Biology, 2021 - cell.com
Dynamic rearrangement of the actin cytoskeleton drives a myriad of processes in eukaryotic
cells, such as cell migration and vesicle trafficking, and its dysregulation is deeply …

Structural organization of the retriever–CCC endosomal recycling complex

DJ Boesch, A Singla, Y Han, DA Kramer… - Nature structural & …, 2024 - nature.com
The recycling of membrane proteins from endosomes to the cell surface is vital for cell
signaling and survival. Retriever, a trimeric complex of vacuolar protein-sorting-associated …

Structures reveal a key mechanism of WAVE regulatory complex activation by Rac1 GTPase

B Ding, S Yang, M Schaks, Y Liu, AJ Brown… - Nature …, 2022 - nature.com
Abstract The Rho-family GTPase Rac1 activates the WAVE regulatory complex (WRC) to
drive Arp2/3 complex-mediated actin polymerization in many essential processes. Rac1 …

Forces generated by lamellipodial actin filament elongation regulate the WAVE complex during cell migration

A Mehidi, F Kage, Z Karatas, M Cercy, M Schaks… - Nature Cell …, 2021 - nature.com
Actin filaments generate mechanical forces that drive membrane movements during
trafficking, endocytosis and cell migration. Reciprocally, adaptations of actin networks to …

RAC1P29S induces a mesenchymal phenotypic switch via serum response factor to promote melanoma development and therapy resistance

DA Lionarons, DC Hancock, S Rana, P East, C Moore… - Cancer cell, 2019 - cell.com
RAC1 P29 is the third most commonly mutated codon in human cutaneous melanoma, after
BRAF V600 and NRAS Q61. Here, we study the role of RAC1 P29S in melanoma …

WASP family proteins: Molecular mechanisms and implications in human disease

DA Kramer, HK Piper, B Chen - European journal of cell biology, 2022 - Elsevier
Abstract Proteins of the Wiskott-Aldrich syndrome protein (WASP) family play a central role
in regulating actin cytoskeletal dynamics in a wide range of cellular processes. Genetic …

Origin, organization, dynamics, and function of actin and actomyosin networks at the T cell immunological synapse

JA Hammer, JC Wang, M Saeed… - Annual Review of …, 2019 - annualreviews.org
The engagement of a T cell with an antigen-presenting cell (APC) or activating surface
results in the formation within the T cell of several distinct actin and actomyosin networks …