Structural basis of rapid actin dynamics in the evolutionarily divergent Leishmania parasite

T Kotila, H Wioland, M Selvaraj, K Kogan… - Nature …, 2022 - nature.com
Actin polymerization generates forces for cellular processes throughout the eukaryotic
kingdom, but our understanding of the 'ancient'actin turnover machineries is limited. We …

Visualizing molecules of functional human profilin

ML Pimm, X Liu, F Tuli, J Heritz, A Lojko… - Elife, 2022 - elifesciences.org
Abstract Profilin-1 (PFN1) is a cytoskeletal protein that regulates the dynamics of actin and
microtubule assembly. Thus, PFN1 is essential for the normal division, motility, and …

Leishmania profilin interacts with actin through an unusual structural mechanism to control cytoskeletal dynamics in parasites

A Vizcaíno-Castillo, T Kotila, K Kogan, R Yanase… - Journal of Biological …, 2024 - ASBMB
Diseases caused by Leishmania and Trypanosoma parasites are a major health problem in
tropical countries. Because of their complex life cycle involving both vertebrate and insect …

Celebrating 20 years of live single-actin-filament studies with five golden rules

H Wioland, A Jégou… - Proceedings of the …, 2022 - National Acad Sciences
The precise assembly and disassembly of actin filaments is required for several cellular
processes, and their regulation has been scrutinized for decades. Twenty years ago, a …

Using microfluidics and fluorescence microscopy to study the assembly dynamics of single actin filaments and bundles

H Wioland, F Ghasemi, J Chikireddy… - JoVE (Journal of …, 2022 - jove.com
In order to decipher the complex molecular mechanisms that regulate the assembly and
disassembly of actin filaments, it is a great asset to monitor individual reactions live in well …

Methods to assess small molecule allosteric modulators of the STRAD pseudokinase

T Qing, J Liu, F Liu, DC Mitchell, RT Beresis… - Methods in …, 2022 - Elsevier
With the increased appreciation of the biological relevance of pseudokinase (PSK) allostery,
the broadening of small molecule strategies to target PSK function is of particular …

Histidine 73 methylation coordinates β-actin plasticity in response to key environmental factors

A Schahl, L Lagardere, B Walker, P Ren, H Wioland… - bioRxiv, 2022 - biorxiv.org
Although β-actin is one of only two ubiquitously expressed actin isoforms present in all cells,
it remains understudied biochemically due to technical challenges associated with protein …

Unusual actin-binding mechanism and the role of profilin in actin dynamics of trypanosomatid parasites

A Vizcaíno-Castillo, T Kotila, K Kogan, R Yanase… - bioRxiv, 2023 - biorxiv.org
Diseases caused by Leishmania, and Trypanosoma parasites, such as leishmaniasis and
African sleeping sickness, are a major health problem in tropical countries. Due to their …

[PDF][PDF] F 型アクチンの高分解能結晶構造とATP 加水分解反応メカニズムの解明

前田雄一郎 - 豊田研究報告= Reports of Toyota Physical and …, 2021 - toyotariken.jp
Actin is one of the most abundant and important proteins in the eukaryotic cell. The self-
assembly and the ATP hydrolysis are the two key activities of actin, which are linked forming …