Results 31 to 40 of about 159,662 (351)

3.6.5.2 Small monomeric GTPases (version 2019.4) in the IUPHAR/BPS Guide to Pharmacology Database [PDF]

open access: yes, 2019
Small G-proteins, are a family of hydrolase enzymes that can bind and hydrolyze guanosine triphosphate (GTP). They are a type of G-protein found in the cytosol that are homologous to the alpha subunit of heterotrimeric G-proteins, but unlike the alpha ...
Faccenda, Elena
core   +2 more sources

The advantage of channeling nucleotides for very processive functions [version 1; referees: 3 approved]

open access: yesF1000Research, 2017
Nucleoside triphosphate (NTP)s, like ATP (adenosine 5’-triphosphate) and GTP (guanosine 5’-triphosphate), have long been considered sufficiently concentrated and diffusible to fuel all cellular ATPases (adenosine triphosphatases) and GTPases (guanosine ...
Diana Zala   +6 more
doaj   +1 more source

A guanosine 5′-triphosphate-dependent protein kinase is localized in the outer envelope membrane of pea chloroplasts [PDF]

open access: yes, 1988
A guanosine 5-triphosphate (GTP)-dependent protein kinase was detected in preparations of outer chloroplast envelope membranes of pea (Pisum sativum L.) chloroplasts.
A.M. Edelman   +34 more
core   +1 more source

Macrophage‐derived MLKL in alcohol‐associated liver disease: Regulation of phagocytosis

open access: yesHepatology, EarlyView., 2022
EtOH causes leaky gut allowing bacteria and PAMPs into the liver, resulting in hepatic inflammation and injury. We demonstrate that LPS induces STAT1‐mediated expression and phosphorylation of MLKL in macrophages and identify a novel function that myeloid MLKL translocates to phagosomes and lysosomes and regulates phagocytosis, which contributes to the
Xiaoqin Wu   +16 more
wiley   +1 more source

The advantage of channeling nucleotides for very processive functions [version 2; referees: 3 approved]

open access: yesF1000Research, 2017
Nucleoside triphosphate (NTP)s, like ATP (adenosine 5’-triphosphate) and GTP (guanosine 5’-triphosphate), have long been considered sufficiently concentrated and diffusible to fuel all cellular ATPases (adenosine triphosphatases) and GTPases (guanosine ...
Diana Zala   +6 more
doaj   +1 more source

Dynamics of Microtubule Growth and Catastrophe [PDF]

open access: yesPhys. Rev. E 76, 041907 (2007), 2007
We investigate a simple model of microtubule dynamics in which a microtubule evolves by: (i) attachment of guanosine triphosphate (GTP) to its end at rate lambda, (ii) GTP converting irreversibly to guanosine diphosphate (GDP) at rate 1, and (iii) detachment of GDP from the end of a microtubule at rate mu.
arxiv   +1 more source

Environmental exposure of the general population to cadmium as a risk factor of the damage to the nervous system: A critical review of current data

open access: yesJournal of Applied Toxicology, Volume 43, Issue 1, Page 66-88, January 2023., 2023
Abstract Nowadays, more and more attention has been focused on the risk of the neurotoxic action of cadmium (Cd) under environmental exposure. Due to the growing incidence of nervous system diseases, including neurodegenerative changes, and suggested involvement of Cd in their aetiopathogenesis, this review aimed to discuss critically this element ...
Agnieszka Ruczaj   +1 more
wiley   +1 more source

Preparation of Isotope-labeled Dihydroneopterin 3'-Triphosphate with High Specific Activity

open access: yesPteridines, 1990
Isotope-labeled dihydroneopterin 3'-triphosphate with 3H at positions C-1' and C-2', respectively, has been prepared from isotope-labeled glucose as starting material. Glucose was first converted enzymatically to ribose 5-phosphate.
Katzenmeier Gerd   +4 more
doaj   +1 more source

DNA sensor cGAS-mediated immune recognition

open access: yesProtein & Cell, 2016
The host takes use of pattern recognition receptors (PRRs) to defend against pathogen invasion or cellular damage. Among microorganism-associated molecular patterns detected by host PRRs, nucleic acids derived from bacteria or viruses are tightly ...
Pengyan Xia   +4 more
doaj   +1 more source

Mechanisms of microtubule dynamics and force generation examined with computational modeling and electron cryotomography

open access: yesNature Communications, 2020
Microtubules are dynamic tubulin polymers which elongate by addition of bent guanosine triphosphate tubulin to the tips of curving protofilaments. Here authors use Brownian dynamics modeling and electron cryotomography to show that the lateral activation
Nikita B. Gudimchuk   +11 more
doaj   +1 more source

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