XMAP215 is a microtubule nucleation factor that functions synergistically with the γ-tubulin ring complex

A Thawani, RS Kadzik, S Petry - Nature cell biology, 2018 - nature.com
How microtubules (MTs) are generated in the cell is a major question in understanding how
the cytoskeleton is assembled. For several decades, γ-tubulin has been accepted as the …

[HTML][HTML] The transition state and regulation of γ-TuRC-mediated microtubule nucleation revealed by single molecule microscopy

A Thawani, MJ Rale, N Coudray, G Bhabha, HA Stone… - Elife, 2020 - elifesciences.org
Determining how microtubules (MTs) are nucleated is essential for understanding how the
cytoskeleton assembles. While the MT nucleator, γ-tubulin ring complex (γ-TuRC) has been …

Human CLASP2 specifically regulates microtubule catastrophe and rescue

EJ Lawrence, G Arpag, SR Norris… - Molecular biology of the …, 2018 - Am Soc Cell Biol
Cytoplasmic linker-associated proteins (CLASPs) are microtubule-associated proteins
essential for microtubule regulation in many cellular processes. However, the molecular …

Microtubule minus-end stability is dictated by the tubulin off-rate

C Strothman, V Farmer, G Arpağ, N Rodgers… - Journal of Cell …, 2019 - rupress.org
Dynamic organization of microtubule minus ends is vital for the formation and maintenance
of acentrosomal microtubule arrays. In vitro, both microtubule ends switch between phases …

Synergistic stabilization of microtubules by BUB-1, HCP-1, and CLS-2 controls microtubule pausing and meiotic spindle assembly

N Macaisne, L Bellutti, K Laband, F Edwards… - Elife, 2023 - elifesciences.org
During cell division, chromosome segregation is orchestrated by a microtubule-based
spindle. Interaction between spindle microtubules and kinetochores is central to the bi …

XMAP215 promotes microtubule catastrophe by disrupting the growing microtubule end

V Farmer, G Arpağ, SL Hall, M Zanic - Journal of Cell Biology, 2021 - rupress.org
The GTP-tubulin cap is widely accepted to protect microtubules against catastrophe. The
GTP-cap size is thought to increase with the microtubule growth rate, presumably endowing …

[HTML][HTML] MTrack: automated detection, tracking, and analysis of dynamic microtubules

V Kapoor, WG Hirst, C Hentschel, S Preibisch… - Scientific reports, 2019 - nature.com
Microtubules are polar, dynamic filaments fundamental to many cellular processes. In vitro
reconstitution approaches with purified tubulin are essential to elucidate different aspects of …

Collective effects of XMAP215, EB1, CLASP2, and MCAK lead to robust microtubule treadmilling

G Arpağ, EJ Lawrence, VJ Farmer… - Proceedings of the …, 2020 - National Acad Sciences
Microtubule network remodeling is essential for fundamental cellular processes including
cell division, differentiation, and motility. Microtubules are active biological polymers whose …

SSNA1 stabilizes dynamic microtubules and detects microtubule damage

E Lawrence, G Arpag, C Arnaiz, M Zanic - Biophysical Journal, 2022 - cell.com
Sjögren's Syndrome Nuclear Autoantigen 1 (SSNA1/NA14) is a microtubule-associated
protein with important functions in cilia, dividing cells and developing neurons. However, the …

The GTP-tubulin cap is not the determinant of microtubule end stability in cells

A Cassidy, V Farmer, G Arpağ, M Zanic - Molecular Biology of the …, 2024 - molbiolcell.org
Microtubules are dynamic cytoskeletal polymers essential for cell division, motility, and
intracellular transport. Microtubule dynamics are characterized by dynamic instability—the …