Results 1 to 10 of about 57,313 (306)

NTPase and 5'-RNA triphosphatase activities of Chikungunya virus nsP2 protein. [PDF]

open access: yesPLoS ONE, 2011
Chikungunya virus (CHIKV) is an insect borne virus (genus: Alphavirus) which causes acute febrile illness in humans followed by a prolonged arthralgic disease that affects the joints of the extremities.
Yogesh A Karpe   +2 more
doaj   +2 more sources

RNA triphosphatase-mediated mRNA capping is essential for maintaining transcript homeostasis and the survival of Toxoplasma gondii [PDF]

open access: yesNature Communications
RNA modifications are crucial for gene expression in eukaryotes; however, the regulatory role of 5’ 7-methylguanosine (m7G) cap, the first modification of mRNA, remains unknown in the protozoan parasite Toxoplasma gondii.
Kalyani R. Aswale   +2 more
doaj   +2 more sources

The role of sodium-potassium-activated adenosine triphosphatase in the reabsorption of sodium by the kidney. [PDF]

open access: bronzeJournal of Clinical Investigation, 1967
In order to evaluate the possible role of sodium- and potassium-activated adenosine triphosphatase in the active transport of sodium by the renal tubules, we examined the effect of large changes in the tubular reabsorptive load of sodium on the Na-K ...
A. Katz, F. Epstein
semanticscholar   +2 more sources

Hydrogen peroxide yields mechanistic insights into human mRNA capping enzyme function. [PDF]

open access: yesPLoS ONE, 2017
Capping of nascent RNA polymerase II (Pol II) transcripts is required for gene expression and the first two steps are catalyzed by separate 5' triphosphatase and guanylyltransferase activities of the human capping enzyme (HCE).
Nicholas J Mullen, David H Price
doaj   +1 more source

Properties of chicken liver membrane-associated thiamine triphosphatase [PDF]

open access: yesThe Ukrainian Biochemical Journal, 2015
The enzymes involved in thiamine triphosphate (ThTP) metabolism in birds are not characteri­zed so far. The aim of the present work was to study some properties of ThTPase in chicken liver.
I. K. Kolas, A. F. Makarchikov
doaj   +1 more source

Erythrocyte inosine triphosphatase activity is decreased in HIV-seropositive individuals. [PDF]

open access: yesPLoS ONE, 2012
BACKGROUND:Inosine triphosphatase (ITPase) is encoded by the polymorphic gene ITPA and maintains low intracellular levels of the inosine nucleotides ITP and dITP. The most frequently reported polymorphisms are ITPA c.94C>A (rs 1127354) and ITPA c. 124+21
Jörgen Bierau   +7 more
doaj   +1 more source

KRAS Affects the Lipid Composition by Regulating Mitochondrial Functions and MAPK Activation in Bovine Mammary Epithelial Cells

open access: yesAnimals, 2022
Kirsten rat sarcoma viral oncogene homolog (KRAS), or guanosine triphosphatase KRAS, is a proto-oncogene that encodes the small guanosine triphosphatase transductor protein.
Wenjie Yu   +13 more
doaj   +1 more source

Enzyme kinetics of deoxyuridine triphosphatase from Western corn rootworm

open access: yesBMC Research Notes, 2023
Objective The Western corn rootworm (WCR), Diabrotica virgifera virgifera, is a highly adaptable insect pest that has evolved resistance to a variety of control strategies, including insecticides.
Carlos Riera-Ruiz, Hideaki Moriyama
doaj   +1 more source

Functional Adaptation of Vocalization Revealed by Morphological and Histochemical Characteristics of Sonic Muscles in Blackmouth Croaker (Atrobucca nibe)

open access: yesBiology, 2022
Sound production in the blackmouth croaker (Atrobucca nibe) was characterized using acoustic, morphological, and histochemical methods. Their calls consisted of a train of two to seven pulses; the frequency ranged from 180 to 3000 Hz, with a dominant ...
Hung-Tai Lee   +2 more
doaj   +1 more source

RNA triphosphatase is essential in Schizosaccharomyces pombe and Candida albicans

open access: yesBMC Microbiology, 2001
Background The first two steps in the capping of cellular mRNAs are catalyzed by the enzymes RNA triphosphatase and RNA guanylyltransferase. Although structural and mechanistic differences between fungal and mammalian RNA triphosphatases recommend this ...
Fisher Robert P   +4 more
doaj   +1 more source

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