Results 1 to 10 of about 4,265,108 (334)

Mechanism of Peptide Agonist Binding in CXCR4 Chemokine Receptor

open access: yesFrontiers in Molecular Biosciences, 2022
Chemokine receptors are key G-protein-coupled receptors (GPCRs) that control cell migration in immune system responses, development of cardiovascular and central nervous systems, and numerous diseases. In particular, the CXCR4 chemokine receptor promotes
Shristi Pawnikar, Yinglong Miao
doaj   +1 more source

Designer lipid-like peptides: a class of detergents for studying functional olfactory receptors using commercial cell-free systems. [PDF]

open access: yesPLoS ONE, 2011
A crucial bottleneck in membrane protein studies, particularly G-protein coupled receptors, is the notorious difficulty of finding an optimal detergent that can solubilize them and maintain their stability and function. Here we report rapid production of
Karolina Corin   +11 more
doaj   +1 more source

Peptide Receptor Radionuclide Therapy [PDF]

open access: yesBest Practice & Research Clinical Gastroenterology, 2004
Abstract: On their plasma membranes, cells express receptor proteins with high affinity for regulatory peptides, such as somatostatin. Changes in the density of these receptors during disease, for example, overexpression in many tumors, provide the basis for new imaging methods.
Krenning, Eric   +5 more
openaire   +5 more sources

A Peptide Mimetic of 5-Acetylneuraminic Acid-Galactose Binds with High Avidity to Siglecs and NKG2D. [PDF]

open access: yesPLoS ONE, 2015
We previously identified several peptide sequences that mimicked the terminal sugars of complex glycans. Using plant lectins as analogs of lectin-type cell-surface receptors, a tetravalent form of a peptide with the sequence NPSHPLSG, designated svH1C ...
Laura L Eggink   +4 more
doaj   +1 more source

Peptide Receptor Radionuclide Therapy

open access: yesThe Journal of Clinical Endocrinology & Metabolism, 2022
Abstract The concept of using a targeting molecule labeled with a diagnostic radionuclide for using positron emission tomography or single photon emission computed tomography imaging with the potential to demonstrate that tumoricidal radiation can be delivered to tumoral sites by administration of the same or a similar targeting molecule
Johannes Hofland   +4 more
openaire   +3 more sources

Sequence, structure and ligand binding evolution of rhodopsin-like G protein-coupled receptors: a crystal structure-based phylogenetic analysis. [PDF]

open access: yesPLoS ONE, 2015
G protein-coupled receptors (GPCRs) form the largest family of membrane receptors in the human genome. Advances in membrane protein crystallization so far resulted in the determination of 24 receptors available as high-resolution atomic structures.
Steffen Wolf, Stefan Grünewald
doaj   +1 more source

System-wide mapping of peptide-GPCR interactions in C. elegans

open access: yesCell Reports, 2023
Summary: Neuropeptides and peptide hormones are ancient, widespread signaling molecules that underpin almost all brain functions. They constitute a broad ligand-receptor network, mainly by binding to G protein-coupled receptors (GPCRs).
Isabel Beets   +12 more
doaj   +1 more source

Development of High Affinity Calcitonin Analog Fragments Targeting Extracellular Domains of Calcitonin Family Receptors

open access: yesBiomolecules, 2021
The calcitonin and amylin receptors (CTR and AMY receptors) are the drug targets for osteoporosis and diabetes treatment, respectively. Salmon calcitonin (sCT) and pramlintide were developed as peptide drugs that activate these receptors.
Sangmin Lee
doaj   +1 more source

Effects of peptide on NK cell-mediated MHC I recognition

open access: yesFrontiers in Immunology, 2014
The inhibitory receptors for MHC class I have a central role in controlling NK cell activity. Soon after their discovery it was found that these receptors have a degree of peptide selectivity.
Salim Iqbal Khakoo   +2 more
doaj   +1 more source

Designer lipid-like peptides [PDF]

open access: yes, 2011
A crucial bottleneck in membrane protein studies, particularly G-protein coupled receptors, is the notorious difficulty of finding an optimal detergent that can solubilize them and maintain their stability and function. Here we report rapid production of
Baaske, Philipp   +11 more
core   +1 more source

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