Results 51 to 60 of about 363,756 (199)

Impact of an electric field on P-type ATPases [PDF]

open access: yes, 2008
P-type ATPases are membrane proteins acting as ion pumps that drive an active transport of cations across the membrane against a concentration gradient. The required energy for the ion transport is provided by binding and hydrolysis of ATP.
Weidemüller, Christian, Hauser, Karin
core   +1 more source

Structure and Function of the Bacterial Heterodimeric ABC Transporter CydDC: Stimulation of the ATPase Activity by Thiol and Heme Compounds [PDF]

open access: yes, 2014
In Escherichia coli, the biogenesis of both cytochrome bd-type quinol oxidases and periplasmic cytochromes requires the ABC- type cysteine/glutathione (GSH) transporter, CydDC.
Xie, H   +42 more
core   +1 more source

Novel aspects of Na+,K+-ATPase

open access: yes, 2002
Na,K-ATPase, an integral membrane protein expressed in each eukaryotic cell, serves as the major determinant of intracellular ion composition. In the current study we investigated novel aspects of Na,K-ATPase function and regulation.It is well ...
Oleg Aizman (19492258)
core   +1 more source

The polarized expression of Na+,K+-ATPase in epithelia depends on the association between beta-subunits located in neighboring cells [PDF]

open access: yes, 2005
The polarized distribution of Na+,K+-ATPase plays a paramount physiological role, because either directly or through coupling with co- and countertransporters, it is responsible for the net movement of, for example, glucose, amino acids, Ca2+, K+, Cl ...
Shoshani, L   +7 more
core  

Induction of Vacuolar ATPase and Mitochondrial ATP Synthase by Aluminum in an Aluminum-Resistant Cultivar of Wheat [PDF]

open access: yes, 2001
Two 51-kD aluminum (Al)-induced proteins (RMP51, root membrane proteins of 51 kD) were recently discovered in an aluminum-resistant cultivar of wheat (Triticum aestivum) cv PT741 (Basu et al., 1994a). These proteins segregate with the aluminum resistance
Good, A. G.   +2 more
core   +1 more source

I hereby declare that the work presented in this document is based on research carried out by me, and that no part has previously been submitted for a degree in this or any other university [PDF]

open access: yes, 1995
Inhibitors of known transport processes, in conjunction with ion substitution were used in biochemical, physiological and microelectrode studies to investigate the mechanisms underlying ion and fluid secretion across the Malpighian tubules of Locusta ...
Marshall, Sarah Louise
core  

Mechanism of the ArsA ATPase

open access: yesBiochimica et Biophysica Acta (BBA) - Biomembranes, 1999
The ArsAB ATPase confers metalloid resistance in Escherichia coli by pumping toxic anions out of the cells. This transport ATPase shares structural and perhaps mechanism features with ABC transporters. The ArsAB pump is composed of a membrane subunit that has two groups of six transmembrane segments, and the catalytic subunit, the ArsA ATPase.
Rosen, Barry P.   +3 more
openaire   +2 more sources

Cell-specific α and β subunit expression patterns of Na+/K+-ATPases in the common marmoset cochlea

open access: yesScientific Reports
High potassium concentration in the cochlear endolymph electrically drives hair cell activity. Sodium potassium ATPase (Na+/K+-ATPase) is an essential pump for ion homeostasis in the cochlea.
Makoto Hosoya   +5 more
doaj   +1 more source

Transcriptional regulators of Na, K-ATPase subunits

open access: yesFrontiers in Cell and Developmental Biology, 2015
The Na,K-ATPase classically serves as an ion pump creating an electrochemical gradient across the plasma membrane that is essential for transepithelial transport, nutrient uptake and membrane potential.
Zhiqin eLi, Sigrid A Langhans
doaj   +1 more source

ATPase cycle and DNA unwinding kinetics of RecG helicase [PDF]

open access: yes, 2012
The superfamily 2 bacterial helicase, RecG, is a monomeric enzyme with a role in DNA repair by reversing stalled replication forks. The helicase must act specifically and rapidly to prevent replication fork collapse. We have shown that RecG binds tightly
Webb, Martin R   +11 more
core   +1 more source

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