ATPase


Also found in: Dictionary, Thesaurus, Financial, Acronyms, Encyclopedia, Wikipedia.

ATPase

 
adenosine triphosphatase.
Na+,K+-ATPase an enzyme that spans the plasma membrane and hydrolyzes adenosine triphosphate to provide the energy necessary to drive the cellular sodium pump.

ATPase

Abbreviation for adenosine triphosphatase.

ATPase

(ā′tē-pē′ās, -āz)
n.
An enzyme that catalyzes the formation of ATP from ADP, inorganic phosphate, and energy, found in mitochondria and chloroplasts; adenosine triphosphatase. Also called ATP synthase.

ATPase

(1) Adenosinetriphosphatase, EC 3.6.1.3.
(2) ATP diphosphatase, EC 3.6.1.8.

ATPase

Adenosine triphosphatase, ATP synthase An enzyme that catalyzes the conversion of phosphate + ADP ↤ ATP during oxidative phosphorylation in mitochondria See Na+/K+ ATPase.

ATPase

Abbreviation for adenosine triphosphatase.

ATPase

An enzyme that hydrolyses ATP to ADP and inorganic phosphate. See ADENOSINE TRIPHOSPHATE.
References in periodicals archive ?
(2016) ATPase from Escherichia coli: Mechanism of rotational catalysis, and inhibition with the [epsilon] subunit and phytopolyphenols.
Rats exposed to B(a)P experience a significant decrease in learning and memory ability and ATPase activity, while they also experience the increase in the content of the ROS and [Ca.sup.2+].
Individuals with mutations affecting the C-terminal helicase region from the SMARCA2 ATPase domain tend to have severe intellectual disability and a higher chance of developing seizures [9].
Binding interactions of porphyrin derivatives with Ca2+ ATPase of sarcoplasmic reticulum (SERCA1a).
Therefore, epoxywelwitschene (4), the strongest modulator of this set of molecules, was examined for its effect on the ATPase activity of ABCB1.
One possibility for the lack of positive effect of Ang II supplementation during IVM on [Na.sup.+]/[K.sup.+]/ATPase subunits expression might be related to the time interval between Ang II supplementation (during IVM) and assessment of [Na.sup.+/[K.sup.+]/ ATPase [[alpha].sub.1] and [[beta].sub.1], expression (blastocyst stage on day 8).
Influence of sterols on plasma membrane proton-pumping ATPase activity and membrane fluidity in oat shoots.
Erythrocyte membrane fluidity depends on [Na.sup.+]-[K.sup.+] ATPase activity, which is reduced in hypertensive patients.
Na/K ATPase activity in neurons may contribute as much as 240 pA to the resting membrane potential and pump activity is increased as a function of neuronal activity [3].
von Eckardstein, "The [beta]-chain of cell surface F0F1 ATPase modulates ApoA-I and HDL transcytosis through aortic endothelial cells," Arteriosclerosis, Thrombosis, and Vascular Biology, vol.
Disruption of any of these cellular transport mechanisms, especially 3[Na.sup.+]/2[K.sup.+] ATPase pump, may cause abnormalities in muscle contractibility and paralysis.
The smallest known single molecule of [F.sub.1] ATPase acting as a rotary motor by direct observation of its motion was observed first time in 1997 by Noji et al.

Full browser ?