Results 61 to 70 of about 115,598 (264)

Stoichiometry of Photosynthetic Phosphorylation

open access: yesJournal of Biological Chemistry, 1968
Abstract The P/2e- ratio of noncyclic photophosphorylation was investigated in the light of recent reports that it is greater than one and may reflect the existence of two types of electron transport, a phosphorylating and a nonphosphorylating type, superimposed on each other.
F F, Del Campo   +2 more
openaire   +2 more sources

Adenosine triphosphate as a modulator of protein interactions and stability

open access: yesFEBS Open Bio, EarlyView.
ATP is best known as the cell's energy currency, but it also shapes how proteins fold, interact, aggregate and form biomolecular condensates. This review explains the emerging physical principles behind these effects, including weak binding to charged protein regions, magnesium‐dependent behaviour and concentration‐dependent control of protein ...
Shuyuan Tan, Robin Curtis
wiley   +1 more source

The Temperature Dependence of Predation Stress and Prey Nutritional Stoichiometry

open access: yesFrontiers in Ecology and Evolution, 2017
Prey at risk of predation may experience stress and respond physiologically by altering their metabolic rates. Theory predicts that such physiological changes should alter prey nutrient demands from N-rich to C-rich macronutrients and shift the balance ...
Oswald J. Schmitz, Adam E. Rosenblatt
doaj   +1 more source

Heterotropic regulation and negative homotropic cooperativity

open access: yesFEBS Open Bio, EarlyView.
We identified a structural module common to some proteins that couple negative cooperativity with heterotropic regulation, two features that rarely coexist. These proteins are ring‐like and present an ordered asymmetry whereby noncontacting subunits are symmetric, and their tertiary structure differs from that of contacting subunits.
Veronica Morea   +5 more
wiley   +1 more source

The evolution of per-cell organelle number

open access: yesFrontiers in Cell and Developmental Biology, 2016
Organelles with their own distinct genomes, such as plastids and mitochondria, are found in most eukaryotic cells. As these organelles and their host cells have evolved, the partitioning of metabolic processes and the encoding of interacting gene ...
Logan W. Cole
doaj   +1 more source

Mechanochemical Synthesis and Characterization of Nanostructured ErB4 and NdB4 Rare‐Earth Tetraborides

open access: yesAdvanced Engineering Materials, Volume 27, Issue 6, March 2025.
ErB4 and NdB4 nanostructured powders are produced by mechanochemical synthesis. 5 h mechanical alloying and 4 M HCl acid leaching are used in the production. ErB4 and NdB4 powders exhibit maximum magnetization of 0.4726 emu g−1 accompanied with an antiferromagnetic‐to‐paramagnetic phase transition at about TN = 18 K and 0.132 emu g−1 with a maximum at ...
Burçak Boztemur   +5 more
wiley   +1 more source

Use of GC-IMS and Stoichiometry to Characterize Flavor Volatiles in Different Parts of Lueyang Black Chicken during Slaughtering and Cutting

open access: yesFoods
Chilled and cut chicken is preferred by consumers for its safeness and readiness to cook. To evaluate the quality characteristics of various chilled chicken products, differences in volatile organic components (VOCs) of six different cut parts (breast ...
Linlin He   +5 more
doaj   +1 more source

Towards Defect Phase Diagrams: From Research Data Management to Automated Workflows

open access: yesAdvanced Engineering Materials, EarlyView.
A research data management infrastructure is presented for the systematic integration of heterogeneous experimental and simulation data required for defect phase diagrams. The approach combines openBIS with a companion application for large‐object storage, automated metadata extraction, provenance tracking and federated data access, thereby supporting ...
Khalil Rejiba   +5 more
wiley   +1 more source

Pulsed laser deposition OF III-V semiconductor thin films: review

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов
This review highlights the latest advancements in pulsed laser deposition of III-V semiconductor thin films on various substrates. The pulsed laser deposition method is shown to be highly effective and distinct from other thin film deposition techniques ...
O.V. Devitsky
doaj   +1 more source

The Stoichiometry of Ribosomal Translocation

open access: yesJournal of Biological Chemistry, 1973
Abstract Fusidic acid does not inhibit the translocation of N-acetylphenylalanyl-tRNA (N-acetyl-Phe-tRNA), bound nonenzymically to the ribosomal A-site, when the amount of ribosomes in the reaction mixture is not sufficient to trap all the available elongation factor G (EF-G) in the form of GDP ·EF-G ·fusidic acid ·ribosome complexes.
J, Modolell, B, Cabrer, D, Vázquez
openaire   +2 more sources

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