Results 81 to 90 of about 969,294 (383)

The NMDA receptor activation by d-serine and glycine is controlled by an astrocytic Phgdh-dependent serine shuttle

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2019
Significance Phgdh is a crucial enzyme in the astrocytic synthesis of l-serine from glucose. Our study uncovers the role of glial-neuronal cross-talk in regulating NMDAR synaptic activation through the astrocytic export of Phgdh-derived l-serine to ...
S. Neame   +11 more
semanticscholar   +1 more source

Conformational variability of the glycine receptor M2 domain in response to activation by different agonists [PDF]

open access: yes, 2007
Models describing the structural changes mediating cys-loop receptor activation generally give little attention to the possibility that different agonists may promote activation via distinct M2 pore-lining domain structural rearrangements.
Akabas   +30 more
core   +3 more sources

A predator-prey interaction between a marine Pseudoalteromonas sp. and Gram-positive bacteria [PDF]

open access: yes, 2020
Predator-prey interactions play important roles in the cycling of marine organic matter. Here we show that a Gram-negative bacterium isolated from marine sediments (Pseudoalteromonas sp.
Chen, Xiu-Lan   +16 more
core   +2 more sources

Autophagy in cancer and protein conformational disorders

open access: yesFEBS Letters, EarlyView.
Autophagy plays a crucial role in numerous biological processes, including protein and organelle quality control, development, immunity, and metabolism. Hence, dysregulation or mutations in autophagy‐related genes have been implicated in a wide range of human diseases.
Sergio Attanasio
wiley   +1 more source

Glycine is able to induce both a motility speed in- and decrease during zebrafish neuronal migration

open access: yesCommunicative & Integrative Biology, 2018
Various neurotransmitters influence neuronal migration in the developing zebrafish hindbrain. Migrating tegmental hindbrain nuclei neurons (THNs) are governed by depolarizing neurotransmitters (acetylcholine and glutamate), and glycine. In mature neurons,
Ulrike Theisen   +4 more
doaj   +1 more source

Heterogeneous Signaling at GABA and Glycine Co-releasing Terminals

open access: yesFrontiers in Synaptic Neuroscience, 2018
The corelease of several neurotransmitters from a single synaptic vesicle has been observed at many central synapses. Nevertheless, the signaling synergy offered by cotransmission and the mechanisms that maintain the optimal release and detection of ...
Karin R. Aubrey   +3 more
doaj   +1 more source

Assessing the causal association of glycine with risk of cardio-metabolic diseases

open access: yesNature Communications, 2019
Circulating levels of glycine have previously been associated with lower incidence of coronary heart disease (CHD) and type 2 diabetes (T2D) but it remains uncertain if glycine plays an aetiological role.
L. Wittemans   +22 more
semanticscholar   +1 more source

Ab initio Molecular Dynamics Study of Glycine Intramolecular Proton Transfer in Water

open access: yes, 2005
We use ab initio molecular dynamics simulations to quantify structural and thermodynamic properties of a model proton transfer reaction that converts a neutral glycine molecule, stable in the gas phase, to the zwitterion that predominates in aqueous ...
Leung, Kevin, Rempe, Susan B.
core   +1 more source

The carboxylate “gripper” of the substrate is critical for C‐4 stereo‐inversion by UDP‐glucuronic acid 4‐epimerase

open access: yesFEBS Letters, EarlyView.
UDP‐glucuronic acid 4‐epimerase (UGAepi) catalyzes NAD+‐dependent interconversion of UDP‐glucuronic acid (UDP‐GlcA) and UDP‐galacturonic acid (UDP‐GalA) via C4‐oxidation, 4‐keto‐intermediate rotation, and C4‐reduction. Here, Borg et al. examined the role of the substrate's carboxylate group in the enzymic mechanism by analyzing NADH‐dependent reduction
Annika J. E. Borg   +2 more
wiley   +1 more source

A Water Cluster Conduit in Crystal

open access: yesMolecules, 2017
The crystal structure of compound (1), [CuCl(phen)(H2NCH2COO)]∙4H2O, reveals an unusual hydrogen-bond water cluster aggregate T6(2)6(2). Four water molecules in (1) form an isolated water cluster, [(H2O)14]n, resembling a “phenanthro-[1,2]phenanthrene ...
Fangfang Jian, E Liu, Jiao Xu
doaj   +1 more source

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