Results 11 to 20 of about 32,241 (223)

The Multifaceted Melanocortin Receptors [PDF]

open access: yesEndocrinology, 2022
AbstractThe 5 known melanocortin receptors (MCs) have established physiological roles. With the exception of MC2, these receptors can behave unpredictably, and since they are more widely expressed than their established roles would suggest, it is likely that they have other poorly characterized functions.
Joanne Murray
exaly   +6 more sources

MOLECULAR EVOLUTION OF GPCRS: Melanocortin/melanocortin receptors [PDF]

open access: yesJournal of Molecular Endocrinology, 2014
The melanocortin receptors (MCRs) are a family of G protein-coupled receptors that are activated by melanocortin ligands derived from the proprotein, proopiomelanocortin (POMC). During the radiation of the gnathostomes, the five receptors have become functionally segregated (i.e.
Robert M, Dores   +5 more
openaire   +4 more sources

Observations on the evolution of the melanocortin receptor gene family: distinctive features of the melanocortin-2 receptor [PDF]

open access: yesFrontiers in Neuroscience, 2013
The melanocortin receptors are a gene family in the rhodopsin class of G protein-coupled receptors. Based on the analysis of several metazoan genome databases it appears that the melanocortin receptors are only found in chordates.
Robert Michael Dores
doaj   +3 more sources

Involvement of melanocortin receptor accessory proteins (MRAPs) in the function of melanocortin receptors [PDF]

open access: yesGeneral and Comparative Endocrinology, 2013
The melanocortin system integrates different agonists, competitive or inverse agonists, and receptors. Recent investigations have also discovered a specific system of melanocortin receptor accessory proteins (MRAPs) that are involved in the regulation of the functional expression of these receptors.
Cerdá-Reverter, José Miguel   +8 more
openaire   +4 more sources

“Are melanocortin receptors constitutively active in vivo?” [PDF]

open access: yesEuropean Journal of Pharmacology, 2013
Constitutive activity is defined as ligand-independent activity, resulting in the production of a second messenger, even in the absence of an agonist. There has been widespread acceptance of the concept of G-protein-coupled receptor constitutive activity, with this activity specifically blocked by inverse agonists, a particular class of ligands often ...
Coll, Anthony P.
openaire   +3 more sources

Melanocortin System in Kidney Homeostasis and Disease: Novel Therapeutic Opportunities

open access: yesFrontiers in Physiology, 2021
Melanocortin peptides, melanocortin receptors, melanocortin receptor accessory proteins, and endogenous antagonists of melanocortin receptors are the key components constituting the melanocortin hormone system, one of the most complex and important ...
Mingyang Chang   +4 more
doaj   +1 more source

Melanocortin receptor 3 and 4 mRNA expression in the adult female Syrian hamster brain

open access: yesFrontiers in Molecular Neuroscience, 2023
Melanocortin 3 receptors (MC3R) and melanocortin 4 receptors (MC4R) are vital in regulating a variety of functions across many species. For example, the dysregulation of these receptors results in obesity and dysfunction in sexual behaviors.
Megan A. L. Hall   +6 more
doaj   +1 more source

Identification of novel GPCR partners of the central melanocortin signaling

open access: yesMolecular Metabolism, 2021
Objective: Homo- or heterodimerization of G protein–coupled receptors (GPCRs) generally alters the normal functioning of these receptors and mediates their responses to a variety of physiological stimuli in vivo.
Yunpeng Li   +13 more
doaj   +1 more source

The melanocortin pathway and energy homeostasis: From discovery to obesity therapy

open access: yesMolecular Metabolism, 2021
Background: Over the past 20 years, insights from human and mouse genetics have illuminated the central role of the brain leptin-melanocortin pathway in controlling mammalian food intake, with genetic disruption resulting in extreme obesity, and more ...
Giles S.H. Yeo   +14 more
doaj   +1 more source

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