Results 31 to 40 of about 3,255 (160)

O6-[(2″,3″-O-Isopropylidene-5″-O-tbutyldimethylsilyl)pentyl]-5′-O-tbutyldiphenylsilyl-2′,3′-O-isopropylideneinosine

open access: yesMolbank, 2022
Cyclic adenosine diphosphate ribose (cADPR) is a cyclic nucleotide involved in the Ca2+ homeostasis. In its structure, the northern ribose, bonded to adenosine through an N1 glycosidic bond, is connected to the southern ribose through a pyrophosphate ...
Maria Marzano   +5 more
doaj   +1 more source

Paracrine ADP Ribosyl Cyclase-Mediated Regulation of Biological Processes

open access: yesCells, 2022
ADP-ribosyl cyclases (ADPRCs) catalyze the synthesis of the Ca2+-active second messengers Cyclic ADP-ribose (cADPR) and ADP-ribose (ADPR) from NAD+ as well as nicotinic acid adenine dinucleotide phosphate (NAADP+) from NADP+. The best characterized ADPRC
Cecilia Astigiano   +7 more
doaj   +1 more source

The Identification of a Novel Calcium-Dependent Link Between NAD+ and Glucose Deprivation-Induced Increases in Protein O-GlcNAcylation and ER Stress

open access: yesFrontiers in Molecular Biosciences, 2021
The modification of proteins by O-linked β-N-acetylglucosamine (O-GlcNAc) is associated with the regulation of numerous cellular processes. Despite the importance of O-GlcNAc in mediating cellular function our understanding of the mechanisms that ...
Luyun Zou   +7 more
doaj   +1 more source

Essential role of CD38 in platelet aggregation through the PKC- mediated internalization and activation [PDF]

open access: yesBioImpacts
Introduction: CD38 is a multifunctional enzyme with a potent Ca2+ mobilizing effect, cyclic ADP-ribose (cADPR), and nicotinic acid adenine dinucleotide phosphate (NAADP).
Mazhar Mushtaq   +3 more
doaj   +1 more source

cADPR stimulates SERCA activity in Xenopus oocytes.

open access: yes, 2009
The intracellular second messenger cyclic ADP-ribose (cADPR) induces Ca(2+) release through the activation of ryanodine receptors (RyRs). Moreover, it has been suggested that cADPR may serve an additional role to modulate sarco/endoplasmic reticulum Ca(2+
Yamasaki-Mann, M   +3 more
core   +1 more source

A Cell-Permeant Mimetic of NMN Activates SARM1 to Produce Cyclic ADP-Ribose and Induce Non-apoptotic Cell Death

open access: yesiScience, 2019
Summary: SARM1, an NAD-utilizing enzyme, regulates axonal degeneration. We show that CZ-48, a cell-permeant mimetic of NMN, activated SARM1 in vitro and in cellulo to cyclize NAD and produce a Ca2+ messenger, cADPR, with similar efficiency as NMN ...
Zhi Ying Zhao   +13 more
doaj   +1 more source

The Arabidopsis circadian clock incorporates a cADPR-based feedback loop

open access: yes, 2007
peer reviewedTranscriptional feedback loops are a feature of circadian clocks in both animals and plants. We show that the plant circadian clock also incorporates the cytosolic signaling molecule cyclic adenosine diphosphate ribose (cADPR).
Hubbard, Katharine E.   +43 more
core   +1 more source

Cyclic ADP-ribose and heat regulate oxytocin release via CD38 and TRPM2 in the hypothalamus during social or psychological stress in mice

open access: yesFrontiers in Neuroscience, 2016
Hypothalamic oxytocin (OT) is released into the brain by cyclic ADP-ribose (cADPR) with or without depolarizing stimulation. Previously, we showed that the intracellular free calcium concentration ([Ca2+]i) that seems to trigger OT release can be ...
Jing Zhong   +18 more
doaj   +1 more source

Insights into the mechanism of bovine CD38/NAD+glycohydrolase from the X-ray structures of its Michaelis complex and covalently-trapped intermediates. [PDF]

open access: yesPLoS ONE, 2012
Bovine CD38/NAD(+)glycohydrolase (bCD38) catalyses the hydrolysis of NAD(+) into nicotinamide and ADP-ribose and the formation of cyclic ADP-ribose (cADPR).
Pascal F Egea   +7 more
doaj   +1 more source

Calmodulin dissociation mediates desensitization of the cADPR-induced Ca2+ release mechanism. [PDF]

open access: yes, 2002
Ryanodine receptor (RyR) activation by cyclic ADP-ribose (cADPR) is followed by homologous desensitization. Though poorly understood, this "switching off" process has provided a key experimental tool for determining the pathway through which cADPR ...
Fruen, Bradley R.   +10 more
core   +1 more source

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