Cellular functions of actin-and microtubule-associated septins

ET Spiliotis, K Nakos - Current Biology, 2021 - cell.com
Septins are an integral component of the cytoskeleton, assembling into higher-order
oligomers and filamentous polymers that associate with actin filaments, microtubules and …

The state of the septin cytoskeleton from assembly to function

BL Woods, AS Gladfelter - Current opinion in cell biology, 2021 - Elsevier
Septins are conserved guanine nucleotide-binding proteins that polymerize into filaments at
the cell cortex or in association with other cytoskeletal proteins, such as actin or …

Blebs promote cell survival by assembling oncogenic signalling hubs

AD Weems, ES Welf, MK Driscoll, FY Zhou… - Nature, 2023 - nature.com
Most human cells require anchorage for survival. Cell–substrate adhesion activates diverse
signalling pathways, without which cells undergo anoikis—a form of programmed cell death …

Micron-scale plasma membrane curvature is recognized by the septin cytoskeleton

AA Bridges, MS Jentzsch, PW Oakes… - Journal of Cell …, 2016 - rupress.org
Cells change shape in response to diverse environmental and developmental conditions,
creating topologies with micron-scale features. Although individual proteins can sense …

Septin form and function at the cell cortex

AA Bridges, AS Gladfelter - Journal of Biological Chemistry, 2015 - ASBMB
Septins are GTP-binding proteins that form filaments and higher-order structures on the cell
cortex of eukaryotic cells and associate with actin and microtubule cytoskeletal networks …

Spatial effects− site-specific regulation of actin and microtubule organization by septin GTPases

ET Spiliotis - Journal of cell science, 2018 - journals.biologists.com
The actin and microtubule cytoskeletons comprise a variety of networks with distinct
architectures, dynamics and protein composition. A fundamental question in eukaryotic cell …

Septins promote stress fiber–mediated maturation of focal adhesions and renal epithelial motility

L Dolat, JL Hunyara, JR Bowen, EP Karasmanis… - Journal of Cell …, 2014 - rupress.org
Organogenesis and tumor metastasis involve the transformation of epithelia to highly motile
mesenchymal-like cells. Septins are filamentous G proteins, which are overexpressed in …

Architecture and dynamic remodelling of the septin cytoskeleton during the cell cycle

K Ong, C Wloka, S Okada, T Svitkina, E Bi - Nature communications, 2014 - nature.com
Septins perform diverse functions through the formation of filaments and higher-order
structures. However, the exact architecture of septin structures remains unclear. In the …

An atomic model for the human septin hexamer by cryo-EM

DC Mendonça, SL Guimarães, HDM Pereira… - Journal of molecular …, 2021 - Elsevier
In order to form functional filaments, human septins must assemble into hetero-oligomeric
rod-like particles which polymerize end-to-end. The rules governing the assembly of these …

A septin double ring controls the spatiotemporal organization of the ESCRT machinery in cytokinetic abscission

EP Karasmanis, D Hwang, K Nakos, JR Bowen… - Current Biology, 2019 - cell.com
Abscission is the terminal step of mitosis that physically separates two daughter cells [1, 2].
Abscission requires the endocytic sorting complex required for transport (ESCRT), a …