The archaellum: an update on the unique archaeal motility structure

SV Albers, KF Jarrell - Trends in microbiology, 2018 - cell.com
Each of the three domains of life exhibits a unique motility structure: while Bacteria use
flagella, Eukarya employ cilia, and Archaea swim using archaella. Since the new name for …

The archaellum: how Archaea swim

SV Albers, KF Jarrell - Frontiers in Microbiology, 2015 - frontiersin.org
Recent studies on archaeal motility have shown that the archaeal motility structure is unique
in several aspects. Although it fulfills the same swimming function as the bacterial flagellum …

Propulsive nanomachines: the convergent evolution of archaella, flagella and cilia

M Beeby, JL Ferreira, P Tripp, SV Albers… - FEMS microbiology …, 2020 - academic.oup.com
Echoing the repeated convergent evolution of flight and vision in large eukaryotes,
propulsive swimming motility has evolved independently in microbes in each of the three …

An archaellum filament composed of two alternating subunits

L Gambelli, MN Isupov, R Conners, M McLaren… - Nature …, 2022 - nature.com
Archaea use a molecular machine, called the archaellum, to swim. The archaellum consists
of an ATP-powered intracellular motor that drives the rotation of an extracellular filament …

Structure and in situ organisation of the Pyrococcus furiosus archaellum machinery

B Daum, J Vonck, A Bellack, P Chaudhury, R Reichelt… - Elife, 2017 - elifesciences.org
The archaellum is the macromolecular machinery that Archaea use for propulsion or surface
adhesion, enabling them to proliferate and invade new territories. The molecular …

The type IV pilus assembly ATPase PilB of Myxococcus xanthus interacts with the inner membrane platform protein PilC and the nucleotide-binding protein PilM

LF Bischof, C Friedrich, A Harms… - Journal of Biological …, 2016 - ASBMB
Type IV pili (T4P) are ubiquitous bacterial cell surface structures, involved in processes such
as twitching motility, biofilm formation, bacteriophage infection, surface attachment …

Versatile cell surface structures of archaea

P Chaudhury, TEF Quax, SV Albers - Molecular microbiology, 2018 - Wiley Online Library
Archaea are ubiquitously present in nature and colonize environments with broadly varying
growth conditions. Several surface appendages support their colonization of new habitats. A …

The structure of the periplasmic FlaG–FlaF complex and its essential role for archaellar swimming motility

CL Tsai, P Tripp, S Sivabalasarma, C Zhang… - Nature …, 2020 - nature.com
Motility structures are vital in all three domains of life. In Archaea, motility is mediated by the
archaellum, a rotating type IV pilus-like structure that is a unique nanomachine for swimming …

FlaF is a β-sandwich protein that anchors the archaellum in the archaeal cell envelope by binding the S-layer protein

A Banerjee, CL Tsai, P Chaudhury, P Tripp, AS Arvai… - Structure, 2015 - cell.com
Archaea employ the archaellum, a type IV pilus-like nanomachine, for swimming motility. In
the crenarchaeon Sulfolobus acidocaldarius, the archaellum consists of seven proteins …

Towards a molecular picture of the archaeal cell surface

MC Gaines, MN Isupov, M McLaren, CL Mollat… - Nature …, 2024 - nature.com
Archaea produce various protein filaments with specialised functions. While some archaea
produce only one type of filament, the archaeal model species Sulfolobus acidocaldarius …