Results 71 to 80 of about 4,164,744 (312)

Plasma membrane-located purine nucleotide transport proteins are key components for host exploitation by microsporidian intracellular parasites [PDF]

open access: yes, 2014
EH and TAW acknowledge support from the Marie Curie Fellowship Programme (HTTP://cordis.europa.eu/fp7/home_en.html). ERSK, JML and TME acknowledge support from the Wellcome Trust (www.wellcome.ac.uk/).
Eva Heinz (105025)   +66 more
core   +1 more source

The Shewanella oneidensis Fic enzyme SoFic targets the switch‐I region of EF‐Tu for AMPylation

open access: yesFEBS Letters, EarlyView.
Fic enzymes mediate diverse post‐translational modifications across all domains of life, including AMPylation. Prokaryotic EF‐Tu can be AMPylated and deAMPylated by the conserved Fic enzyme SoFic. Structural and biochemical approaches were used to characterize the effect of AMPylation on EF‐Tu, SoFic's enzymatic activities, and the enzyme‐target ...
Svenja Runge   +6 more
wiley   +1 more source

Chiral separation of chloroalkanes with the chromatographic column onboard Martian rovers

open access: yesFEBS Letters, EarlyView.
Computer image of the Rosalind Franklin Rover of ESA's ExoMars mission. ExoMars is scheduled to land on planet Mars in Oxia Planum in 2029. This area represents an interesting spot to look for biosignatures. Investigations of ExoMars include measurement on molecular chirality. We show that chiral chloroalkanes, that have been identified on Mars, can be
Asma Merzougui   +4 more
wiley   +1 more source

Interplay of Chimeric Mating-Type Loci Impairs Fertility Rescue and Accounts for Intra-Strain Variability in Zygosaccharomyces rouxii Interspecies Hybrid ATCC42981

open access: yesFrontiers in Genetics, 2019
The pre-whole genome duplication (WGD) Zygosaccharomyces clade comprises several allodiploid strain/species with industrially interesting traits. The salt-tolerant yeast ATCC42981 is a sterile and allodiploid strain which contains two subgenomes, one of ...
Melissa Bizzarri   +6 more
doaj   +1 more source

Transport phenomena in membrane separations

open access: yes, 2022
S.9-18Membrane separation processes are based on the laws of irreversible thermodynamics. At present, the transport of solvents and solutes through membranes of different types and their separation efficiencies can be described by a wide variety of semi ...
Kümmel, R.
core  

Solute channels of the outer membrane: from bacteria to chloroplasts [PDF]

open access: yes, 2007
Chloroplasts, unique organelles of plants, originated from endosymbiosis of an ancestor of today's cyanobacteria with a mitochondria-containing host cell. It is assumed that the outer envelope membrane, which delimits the chloroplast from the surrounding
Philippar, Katrin   +2 more
core   +1 more source

Mass Transport in Osmotically Driven Membrane Processes

open access: yes, 2021
Forward osmosis (FO) and pressure retarded osmosis (PRO) are the two operational modes for osmotically driven membrane processes (ODMPs). ODMPs have gained increasing popularity in the laboratory over the years; however, OMDPs have not been applied in ...
Peng Xie, Tzahi Y. Cath, David A. Ladner
core   +1 more source

L‐aspartate oxidase provides new insights into fumarate reduction in anaerobic darkness in Synechocystis sp. PCC6803

open access: yesFEBS Letters, EarlyView.
Synechocystis strains deficient in succinate dehydrogenase (SDH) secrete more succinate than the WT under dark anaerobic conditions, supporting that SDH then primarily acts as SDH, not as a fumarate reductase. L‐aspartate oxidase (Laspo) from Synechocystis is functional under anaerobic conditions, reducing fumarate to succinate.
Kateryna Kukil   +3 more
wiley   +1 more source

Exploring the K+ binding site and its coupling to transport in the neurotransmitter:sodium symporter LeuT

open access: yeseLife
The neurotransmitter:sodium symporters (NSSs) are secondary active transporters that couple the reuptake of substrate to the symport of one or two sodium ions. One bound Na+ (Na1) contributes to the substrate binding, while the other Na+ (Na2) is thought
Solveig G Schmidt   +3 more
doaj   +1 more source

Performance of asymmetric hollow fibre membranes in membrane distillation under various configurations and vacuum enhancement [PDF]

open access: yes, 2010
Hollow fibre membrane distillation (MD) modules have a more compact structure than flat sheet membrane modules, providing potentially greater advantage in commercial applications.
Jianhua Zhang   +10 more
core   +1 more source

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