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Yorodumi- EMDB-47114: CryoEM structure of Gq-coupled MRGPRD with a new agonist EP-3945 -
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Open data
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Basic information
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| Title | CryoEM structure of Gq-coupled MRGPRD with a new agonist EP-3945 | |||||||||
Map data | deepEMhance map | |||||||||
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Keywords | GPCR / SIGNALING PROTEIN | |||||||||
| Function / homology | Function and homology informationangiotensin-mediated vasodilation involved in regulation of systemic arterial blood pressure / adenylate cyclase-activating serotonin receptor signaling pathway / negative regulation of adenylate cyclase-activating adrenergic receptor signaling pathway / sensory perception of chemical stimulus / negative regulation of calcium ion-dependent exocytosis / G protein-coupled adenosine receptor signaling pathway / mu-type opioid receptor binding / negative regulation of adenylate cyclase activity / corticotropin-releasing hormone receptor 1 binding / positive regulation of urine volume ...angiotensin-mediated vasodilation involved in regulation of systemic arterial blood pressure / adenylate cyclase-activating serotonin receptor signaling pathway / negative regulation of adenylate cyclase-activating adrenergic receptor signaling pathway / sensory perception of chemical stimulus / negative regulation of calcium ion-dependent exocytosis / G protein-coupled adenosine receptor signaling pathway / mu-type opioid receptor binding / negative regulation of adenylate cyclase activity / corticotropin-releasing hormone receptor 1 binding / positive regulation of urine volume / positive regulation of neural precursor cell proliferation / negative regulation of synaptic transmission / G protein-coupled peptide receptor activity / beta-2 adrenergic receptor binding / gamma-aminobutyric acid signaling pathway / regulation of calcium ion transport / negative regulation of apoptotic signaling pathway / PKA activation in glucagon signalling / developmental growth / D1 dopamine receptor binding / neuronal dense core vesicle / Hedgehog 'off' state / positive regulation of vascular associated smooth muscle cell proliferation / positive regulation of superoxide anion generation / Adenylate cyclase inhibitory pathway / response to prostaglandin E / insulin-like growth factor receptor binding / adenylate cyclase regulator activity / ionotropic glutamate receptor binding / response to nutrient / hippocampal mossy fiber to CA3 synapse / adenylate cyclase activator activity / Regulation of insulin secretion / G protein-coupled receptor binding / G protein-coupled receptor activity / bone development / adenylate cyclase-inhibiting G protein-coupled receptor signaling pathway / platelet aggregation / G-protein beta/gamma-subunit complex binding / Olfactory Signaling Pathway / Activation of the phototransduction cascade / adenylate cyclase-activating G protein-coupled receptor signaling pathway / G beta:gamma signalling through PLC beta / Presynaptic function of Kainate receptors / Thromboxane signalling through TP receptor / G protein-coupled acetylcholine receptor signaling pathway / Activation of G protein gated Potassium channels / Inhibition of voltage gated Ca2+ channels via Gbeta/gamma subunits / G-protein activation / Prostacyclin signalling through prostacyclin receptor / G beta:gamma signalling through CDC42 / Glucagon signaling in metabolic regulation / G beta:gamma signalling through BTK / Synthesis, secretion, and inactivation of Glucagon-like Peptide-1 (GLP-1) / ADP signalling through P2Y purinoceptor 12 / photoreceptor disc membrane / Sensory perception of sweet, bitter, and umami (glutamate) taste / Glucagon-type ligand receptors / Adrenaline,noradrenaline inhibits insulin secretion / Vasopressin regulates renal water homeostasis via Aquaporins / Glucagon-like Peptide-1 (GLP1) regulates insulin secretion / G alpha (z) signalling events / cellular response to catecholamine stimulus / ADP signalling through P2Y purinoceptor 1 / ADORA2B mediated anti-inflammatory cytokines production / G beta:gamma signalling through PI3Kgamma / adenylate cyclase-activating dopamine receptor signaling pathway / Cooperation of PDCL (PhLP1) and TRiC/CCT in G-protein beta folding / GPER1 signaling / Inactivation, recovery and regulation of the phototransduction cascade / cellular response to prostaglandin E stimulus / G-protein beta-subunit binding / heterotrimeric G-protein complex / G alpha (12/13) signalling events / sensory perception of taste / extracellular vesicle / signaling receptor complex adaptor activity / Thrombin signalling through proteinase activated receptors (PARs) / positive regulation of cold-induced thermogenesis / retina development in camera-type eye / G protein activity / cell body / GTPase binding / Ca2+ pathway / fibroblast proliferation / midbody / High laminar flow shear stress activates signaling by PIEZO1 and PECAM1:CDH5:KDR in endothelial cells / G alpha (i) signalling events / G alpha (s) signalling events / phospholipase C-activating G protein-coupled receptor signaling pathway / G alpha (q) signalling events / Hydrolases; Acting on acid anhydrides; Acting on GTP to facilitate cellular and subcellular movement / Ras protein signal transduction / Extra-nuclear estrogen signaling / cell population proliferation / positive regulation of ERK1 and ERK2 cascade / positive regulation of cell migration / ciliary basal body / apical plasma membrane / G protein-coupled receptor signaling pathway Similarity search - Function | |||||||||
| Biological species | Homo sapiens (human) / ![]() | |||||||||
| Method | single particle reconstruction / cryo EM / Resolution: 2.9 Å | |||||||||
Authors | Cao C / Wang C / Liu Y / Fay JF / Roth BL | |||||||||
| Funding support | United States, 2 items
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Citation | Journal: Cell Rep / Year: 2024Title: High-affinity agonists reveal recognition motifs for the MRGPRD GPCR. Authors: Chunyu Wang / Yongfeng Liu / Marion Lanier / Adam Yeager / Isha Singh / Ryan H Gumpper / Brian E Krumm / Chelsea DeLeon / Shicheng Zhang / Marcus Boehm / Richard Pittner / Alain Baron / Lisa ...Authors: Chunyu Wang / Yongfeng Liu / Marion Lanier / Adam Yeager / Isha Singh / Ryan H Gumpper / Brian E Krumm / Chelsea DeLeon / Shicheng Zhang / Marcus Boehm / Richard Pittner / Alain Baron / Lisa Dvorak / Corinne Bacon / Brian K Shoichet / Esther Martinborough / Jonathan F Fay / Can Cao / Bryan L Roth / ![]() Abstract: The human MRGPRD protein is a member of the Mas-related G protein-coupled receptors (MRGPRs) that is involved in the sensing of pain, itch, and other inflammatory stimuli. As with other MRGPRs, ...The human MRGPRD protein is a member of the Mas-related G protein-coupled receptors (MRGPRs) that is involved in the sensing of pain, itch, and other inflammatory stimuli. As with other MRGPRs, MRGPRD is a relatively understudied receptor with few known agonists. The most potent small-molecule agonist of MRGPRD reported so far is β-alanine, with an affinity in the micromole range, which largely restricts its functional study. Here, we report two MRGPRD agonists, EP-2825 and EP-3945, that are approximately 100-fold more potent than β-alanine and determine the structures of MRGPRD-Gq in complex with EP-2825 and EP-3945, respectively. The structures reveal distinct agonist binding modes of MRGPRD and large conformational plasticity of the orthosteric pocket. Collectively, the discovery of high-affinity MRGPRD agonists and their distinct binding modes will facilitate the functional study and the structure-based design of ligands targeting this understudied receptor. | |||||||||
| History |
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Structure visualization
| Supplemental images |
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Downloads & links
-EMDB archive
| Map data | emd_47114.map.gz | 77.2 MB | EMDB map data format | |
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| Header (meta data) | emd-47114-v30.xml emd-47114.xml | 25.5 KB 25.5 KB | Display Display | EMDB header |
| FSC (resolution estimation) | emd_47114_fsc.xml | 13.2 KB | Display | FSC data file |
| Images | emd_47114.png | 102.4 KB | ||
| Filedesc metadata | emd-47114.cif.gz | 7.2 KB | ||
| Others | emd_47114_half_map_1.map.gz emd_47114_half_map_2.map.gz | 84.5 MB 84.5 MB | ||
| Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-47114 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-47114 | HTTPS FTP |
-Validation report
| Summary document | emd_47114_validation.pdf.gz | 763 KB | Display | EMDB validaton report |
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| Full document | emd_47114_full_validation.pdf.gz | 762.6 KB | Display | |
| Data in XML | emd_47114_validation.xml.gz | 19 KB | Display | |
| Data in CIF | emd_47114_validation.cif.gz | 25 KB | Display | |
| Arichive directory | https://ftp.pdbj.org/pub/emdb/validation_reports/EMD-47114 ftp://ftp.pdbj.org/pub/emdb/validation_reports/EMD-47114 | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 9dqjMC ![]() 9dqhC M: atomic model generated by this map C: citing same article ( |
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| Similar structure data | Similarity search - Function & homology F&H Search |
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Links
| EMDB pages | EMDB (EBI/PDBe) / EMDataResource |
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| Related items in Molecule of the Month |
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Map
| File | Download / File: emd_47114.map.gz / Format: CCP4 / Size: 91.1 MB / Type: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||
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| Annotation | deepEMhance map | ||||||||||||||||||||||||||||||||||||
| Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||
| Voxel size | X=Y=Z: 0.88 Å | ||||||||||||||||||||||||||||||||||||
| Density |
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| Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||
| Details | EMDB XML:
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-Supplemental data
-Half map: #2
| File | emd_47114_half_map_1.map | ||||||||||||
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| Density Histograms |
-Half map: #1
| File | emd_47114_half_map_2.map | ||||||||||||
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| Projections & Slices |
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| Density Histograms |
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Sample components
+Entire : EP-3945-bound MRGPRD-Gq complex
+Supramolecule #1: EP-3945-bound MRGPRD-Gq complex
+Supramolecule #2: Mas-related G-protein coupled receptor member D
+Supramolecule #3: G(i) subunit alpha-2/G(s) subunit alpha isoforms XLas
+Supramolecule #4: G(I)/G(S)/G(T) subunit beta-1
+Supramolecule #5: G(I)/G(S)/G(O) subunit gamma-2
+Supramolecule #6: scFv16
+Macromolecule #1: Mas-related G-protein coupled receptor member D
+Macromolecule #2: Guanine nucleotide-binding protein G(i) subunit alpha-2,Guanine n...
+Macromolecule #3: Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1
+Macromolecule #4: Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2
+Macromolecule #5: scFv16
+Macromolecule #6: 2-({1-[1-(4-methoxyphenyl)cyclopropane-1-carbonyl]piperidin-4-yl}...
-Experimental details
-Structure determination
| Method | cryo EM |
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Processing | single particle reconstruction |
| Aggregation state | particle |
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Sample preparation
| Buffer | pH: 7.4 |
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| Vitrification | Cryogen name: ETHANE-PROPANE |
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Electron microscopy
| Microscope | FEI TALOS ARCTICA |
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| Image recording | Film or detector model: GATAN K3 (6k x 4k) / Average electron dose: 56.9 e/Å2 |
| Electron beam | Acceleration voltage: 200 kV / Electron source: FIELD EMISSION GUN |
| Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Nominal defocus max: 3.0 µm / Nominal defocus min: 0.2 µm |
| Experimental equipment | ![]() Model: Talos Arctica / Image courtesy: FEI Company |
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About Yorodumi



Keywords
Homo sapiens (human)
Authors
United States, 2 items
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Y (Row.)
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Processing
FIELD EMISSION GUN

