Results 61 to 70 of about 19,332 (219)

The Dictyostelium discoideum acaA gene is transcribed from alternative promoters during aggregation and multicellular development. [PDF]

open access: yesPLoS ONE, 2010
BACKGROUND: Extracellular cAMP is a key extracellular signaling molecule that regulates aggregation, cell differentiation and morphogenesis during multi-cellular development of the social amoeba Dictyostelium discoideum.
Maria Galardi-Castilla   +3 more
doaj   +1 more source

THE IDENTIFICATION OF NOVEL INORGANIC CARBON SENSITIVE ENZYMES [PDF]

open access: yes, 2010
Adenylyl cyclase catalyses the formation of the second messenger adenosine-3’, 5’-monophosphate from adenosine triphosphate, and is involved in a number of diverse signalling pathways in eukaryotes and prokaryotes.
TOWNSEND, PHILIP,DAVID   +1 more
core  

Disrupted TFEB/GDNF–cAMP/ATP Coupling Underlies Astrocytic Dysfunction and Depression in LRRK2 G2019S Parkinson's Mice

open access: yesAdvanced Science, EarlyView.
ABSTRACT The LRRK2 G2019S mutation, a Parkinson's disease–linked variant, has been associated with depression‐like phenotypes, but mechanisms remain unclear. We chart age‐dependent behavioral changes and astrocyte reactivity in G2019S mice and define a pathway connecting LRRK2 to TFEB/GDNF signaling, cellular energetics, and inflammation.
Longping Yao   +5 more
wiley   +1 more source

An investigation of the response of a model class IIIA Adenyly Cyclase to carbon dioxide [PDF]

open access: yes, 2009
Adenylyl cyclase catalyses the conversion of adenosine triphosphate into 3’,5'-cyclic adenosine monophosphate and pyrophosphate. Adenylyl cyclases are grouped into six distinct Classes based on amino acid sequence similarity.
Holliday, Phillip
core  

Early Retinal UCHL1 Dysregulation Coupled With Synaptic Loss Reflects Alzheimer's Disease Severity

open access: yesAdvanced Science, EarlyView.
This study identifies synapse‐enriched deubiquitinase UCHL1 as an early Aβ‐responsive regulator of retinal synaptopathy in Alzheimer's disease. Retinal UCHL1 loss accompanies excitatory synapse degeneration, p75NTR activation, and neuroinflammation, and predicts Braak stage and cognitive decline. Aβ42 fibrils trigger synaptic and UCHL1 depletion before
Altan Rentsendorj   +25 more
wiley   +1 more source

The catalytic domains of thiamine triphosphatase and CyaB-like adenylyl cyclase define a novel superfamily of domains that bind organic phosphates

open access: yesBMC Genomics, 2002
Background The CyaB protein from Aeromonas hydrophila has been shown to possess adenylyl cyclase activity. While orthologs of this enzyme have been found in some bacteria and archaea, it shows no detectable relationship to the classical nucleotide ...
Aravind L, Iyer Lakshminarayan M
doaj   +1 more source

Adenylyl cyclases (ACs) (version 2019.4) in the IUPHAR/BPS Guide to Pharmacology Database [PDF]

open access: yes, 2019
Adenylyl cyclase, E.C. 4.6.1.1, converts ATP to cyclic AMP and pyrophosphate. Mammalian membrane-delimited adenylyl cyclases (nomenclature as approved by the NC-IUPHAR Subcommittee on Adenylyl cyclases [9]) are typically made up of two clusters of six TM
Watts, Val J.   +3 more
core   +1 more source

A Fluorogenic Cysteine‐Tetrapeptide Tagging Strategy for Nonperturbative Protein Labeling and Protein–Ligand Interaction Tracking

open access: yesAdvanced Science, EarlyView.
A compact Phe‐Cys‐Pro‐Phe (FCPF) tag and an environment‐sensitive SBD‐Cl‐derived probe form a sequence‐selective fluorogenic pair for wash‐free live‐cell protein imaging. This minimally perturbing chemistry allows flexible insertion at termini or loops, produces strong fluorescence upon local microenvironment confinement, supports FRET‐assisted ...
Xiao Wang   +11 more
wiley   +1 more source

Adenylyl cyclases 1 and 8 initiate a presynaptic homeostatic response to ethanol treatment. [PDF]

open access: yesPLoS ONE, 2009
BACKGROUND:Although ethanol exerts widespread action in the brain, only recently has progress been made in understanding the specific events occurring at the synapse during ethanol exposure. Mice deficient in the calcium-stimulated adenylyl cyclases, AC1
Alana C Conti   +6 more
doaj   +1 more source

Raf kinase activation of adenylyl cyclases: isoform-selective regulation [PDF]

open access: yes, 2020
Adenylyl cyclases (AC), a family of enzymes that catalyze the synthesis of cyclic AMP, are critical regulators of cellular functions. The activity of adenylyl cyclase is stimulated by a range of hormone receptors, primarily via interactions with G ...
Robert Gros   +5 more
core  

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