Results 1 to 10 of about 3,038,812 (378)

Snf2 family ATPases and DExx box helicases:differences and unifying concepts from high-resolution crystal structures [PDF]

open access: yes, 2006
Proteins with sequence similarity to the yeast Snf2 protein form a large family of ATPases that act to alter the structure of a diverse range of DNA–protein structures including chromatin. Snf2 family enzymes are related in sequence to DExx box helicases,
Aasland   +95 more
core   +3 more sources

The Characterization and Modification of a Novel Bifunctional and Robust Alginate Lyase Derived from Marinimicrobium sp. H1

open access: yesMarine Drugs, 2019
Alginase lyase is an important enzyme for the preparation of alginate oligosaccharides (AOS), that possess special biological activities and is widely used in various fields, such as medicine, food, and chemical industry.
Junjun Yan   +7 more
doaj   +1 more source

Effects of Some Commercial Enzymes in the Deinking of Newsprint [PDF]

open access: yes, 1972
The trend of industry, in general, today is one of recycling. This is brought about as a means of conserving our dwindling natural resources and to help abate the pollution problem.
Prickett, James O.
core   +1 more source

Study of amino acids absorption and gut microbiome on consumption of pea protein blended with enzymes-probiotics supplement

open access: yesFrontiers in Nutrition
The current randomized, double-blind, crossover clinical trial was conducted to evaluate changes in the amino acid absorption and gut microbiota on consumption of pea protein supplemented with an enzymes-probiotics blend (Pepzyme Pro).
Abhijit Rathi   +4 more
doaj   +1 more source

Optimal enzyme rhythms in cells [PDF]

open access: yesarXiv, 2016
Cells can use periodic enzyme activities to adapt to periodic environments or existing internal rhythms and to establish metabolic cycles that schedule biochemical processes in time. A periodically changing allocation of the protein budget between reactions or pathways may increase the overall metabolic efficiency.
arxiv  

A eubacterial origin for the human tRNA nucleotidyltransferase? [PDF]

open access: yes, 2001
tRNA CCA-termini are generated and maintained by tRNA nucleotidyltransferases. Together with poly(A) polymerases and other enzymes they belong to the nucleotidyltransferase superfamily.
Aebi M.   +12 more
core   +1 more source

Elucidation of the noncovalent interactions driving enzyme activity guides branching enzyme engineering for α-glucan modification

open access: yesNature Communications
Branching enzymes (BEs) confer to α-glucans, the primary energy-storage reservoir in nature, a variety of features, like slow digestion. The full catalytic cycle of BEs can be divided in six steps, namely two covalent catalytic steps involving ...
Zhiyou Zong   +8 more
doaj   +1 more source

On the reproducibility of enzyme reactions and kinetic modelling [PDF]

open access: yesarXiv, 2021
Enzyme reactions are highly dependent on reaction conditions. To ensure reproducibility of enzyme reaction parameters, experiments need to be carefully designed and kinetic modelling meticulously executed. Furthermore, to enable the judgement of the quality of enzyme reaction parameters, the experimental conditions, the modelling process as well as the
arxiv  

Salvage enzymes in nucleotide biosynthesis [PDF]

open access: yes, 2007
Balanced pools of deoxyribonucleoside triphosphates (dNTPs), the building blocks of DNA, and ribonucleoside triphosphates (NTPs), the precursors of RNA, are crucial for a controlled cell proliferation.
Kosinska, Urszula
core  

Structural analysis of the GH43 enzyme Xsa43E from Butyrivibrio proteoclasticus [PDF]

open access: yes, 2014
The rumen of dairy cattle can be thought of as a large, stable fermentation vat and as such it houses a large and diverse community of microorganisms.
Arcus, Vickery L.   +5 more
core   +2 more sources

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