Results 11 to 20 of about 2,789,540 (267)

Pathway selectivity in Frizzleds is achieved by conserved micro-switches defining pathway-determining, active conformations

open access: yesNature Communications, 2023
The class Frizzled of G protein-coupled receptors (GPCRs), consisting of ten Frizzled (FZD1-10) paralogs and Smoothened, remains one of the most enigmatic GPCR families.
Lukas Grätz   +8 more
doaj   +1 more source

NAADP Receptors [PDF]

open access: yesCold Spring Harbor Perspectives in Biology, 2010
Of the established Ca2+-mobilizing messengers, NAADP is arguably the most tantalizing. It is the most potent, often efficacious at low nanomolar concentrations, and its receptors undergo dramatic desensitization. Recent studies have identified a new class of calcium-release channel, the two-pore channels (TPCs), as the likely targets for NAADP ...
openaire   +5 more sources

Harmonic oscillator model of the insulin and IGF1 receptors’ allosteric binding and activation

open access: yesMolecular Systems Biology, 2009
The insulin and insulin‐like growth factor 1 receptors activate overlapping signalling pathways that are critical for growth, metabolism, survival and longevity.
Vladislav V Kiselyov   +3 more
doaj   +1 more source

Structural insights into the peptide selectivity and activation of human neuromedin U receptors

open access: yesNature Communications, 2022
Neuromedin U receptors (NMURs) are potential drug targets for obesity and inflammatory disorders. Here, the authors report structural basis for neuromedin recognition and activation mechanism of NMURs.
Chongzhao You   +6 more
doaj   +1 more source

Lipoxin Receptors [PDF]

open access: yesThe Scientific World JOURNAL, 2007
Lipoxins (LXs) represent a class of arachidonic acid (AA) metabolites that carry potent immunoregulatory and anti-inflammatory properties, LXA4and LXB4being the main components of this series. LXs are generated by cooperation between 5-lipoxygenase (LO) and 12- or 15-LO during cell-cell interactions or by single cell types. LX epimers at carbon 15, the
ROMANO, Mario   +2 more
openaire   +4 more sources

Central Role of the EGF Receptor in Neurometabolic Aging

open access: yesInternational Journal of Endocrinology, 2012
A strong connection between neuronal and metabolic health has been revealed in recent years. It appears that both normal and pathophysiological aging, as well as neurodegenerative disorders, are all profoundly influenced by this “neurometabolic ...
Sana Siddiqui   +5 more
doaj   +1 more source

Structural insight into small molecule action on Frizzleds

open access: yesNature Communications, 2020
WNT-Frizzled (FZD) signaling plays a critical role in embryonic development, tissue homeostasis and human disease but no small molecule drugs targeting FZD with distinct efficacy have emerged so far.
Paweł Kozielewicz   +9 more
doaj   +1 more source

Synergistic gene expression during the acute phase response is characterized by transcription factor assisted loading

open access: yesNature Communications, 2017
The cytokines IL-1β and IL-6 mediate the systemic acute phase response (APR). Here, the authors provide evidence that these cytokines lead to both synergistic and antagonistic gene expression during APR; synergistic induction occurs by assisted loading ...
Ido Goldstein   +4 more
doaj   +1 more source

The insulin receptor [PDF]

open access: yesThe Journal of Pediatrics, 1981
Cells are endowed with specific cognitive molecules that function as receptors for hormones, neurotransmitters, and other intercellular messengers. The receptor molecules may be present in the plasma membrane, cytoplasm, or nucleus. When occupied by the messenger, the receptor is coupled to the cellular machinery that responds to the message-bearing ...
openaire   +3 more sources

Cryo-EM structure of the human histamine H1 receptor/Gq complex

open access: yesNature Communications, 2021
Histamine receptors are effective targets for allergy treatments and antihistamines are the first choice of many allergic disorders, but the exact mechanism of agonist binding and receptor activation remain unknown.
Ruixue Xia   +7 more
doaj   +1 more source

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