Rotary ion-translocating ATPases/ATP synthases: Diversity, similarities, and differences

VM Zubareva, AS Lapashina, TE Shugaeva… - Biochemistry …, 2020 - Springer
Ion-translocating ATPases and ATP synthases (F-, V-, A-type ATPases, and several P-type
ATPases and ABC-transporters) catalyze ATP hydrolysis or ATP synthesis coupled with the …

[HTML][HTML] Epoxidized graphene grid for highly efficient high-resolution cryoEM structural analysis

J Fujita, F Makino, H Asahara, M Moriguchi… - Scientific Reports, 2023 - nature.com
Functionalization of graphene is one of the most important fundamental technologies in a
wide variety of fields including industry and biochemistry. We have successfully achieved a …

Regulation of the mammalian-brain V-ATPase through ultraslow mode-switching

E Kosmidis, CG Shuttle, J Preobraschenski… - Nature, 2022 - nature.com
Vacuolar-type adenosine triphosphatases (V-ATPases),–are electrogenic rotary
mechanoenzymes structurally related to F-type ATP synthases,. They hydrolyse ATP to …

Structure and conformational plasticity of the intact Thermus thermophilus V/A-type ATPase

L Zhou, LA Sazanov - Science, 2019 - science.org
INTRODUCTION The proton-translocating adenosine triphosphatase (ATPase)/ATP
synthase family includes the F-type found in bacteria, mitochondria, and chloroplasts; the V …

Chemomechanical coupling in hexameric protein–protein interfaces harnesses energy within V-type ATPases

A Singharoy, C Chipot, M Moradi… - Journal of the American …, 2017 - ACS Publications
ATP synthase is the most prominent bioenergetic macromolecular motor in all life forms,
utilizing the proton gradient across the cell membrane to fuel the synthesis of ATP …

[HTML][HTML] Cryo EM structure of intact rotary H+-ATPase/synthase from Thermus thermophilus

A Nakanishi, J Kishikawa, M Tamakoshi… - Nature …, 2018 - nature.com
Proton translocating rotary ATPases couple ATP hydrolysis/synthesis, which occurs in the
soluble domain, with proton flow through the membrane domain via a rotation of the …

[HTML][HTML] MgATP hydrolysis destabilizes the interaction between subunit H and yeast V1-ATPase, highlighting H's role in V-ATPase regulation by reversible …

S Sharma, RA Oot, S Wilkens - Journal of Biological Chemistry, 2018 - ASBMB
Vacuolar H+-ATPases (V-ATPases; V 1 V o-ATPases) are rotary-motor proton pumps that
acidify intracellular compartments and, in some tissues, the extracellular space. V-ATPase is …

[HTML][HTML] Structural basis for a unique ATP synthase core complex from Nanoarcheaum equitans

S Mohanty, C Jobichen, VPR Chichili… - Journal of Biological …, 2015 - ASBMB
ATP synthesis is a critical and universal life process carried out by ATP synthases. Whereas
eukaryotic and prokaryotic ATP synthases are well characterized, archaeal ATP synthases …

[HTML][HTML] Cryo-EM analysis of V/A-ATPase intermediates reveals the transition of the ground-state structure to steady-state structures by sequential ATP binding

A Nakanishi, J Kishikawa, K Mitsuoka… - Journal of Biological …, 2023 - ASBMB
Vacuolar/archaeal-type ATPase (V/A-ATPase) is a rotary ATPase that shares a common
rotary catalytic mechanism with F o F 1 ATP synthase. Structural images of V/A-ATPase …

F-subunit reinforces torque generation in V-ATPase

J Kishikawa, A Seino, A Nakanishi, NE Tirtom… - European Biophysics …, 2014 - Springer
Vacuolar-type H+-pumping ATPases (V-ATPases) perform remarkably diverse functions in
eukaryotic organisms. They are present in the membranes of many organelles and regulate …