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Open data
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Basic information
| Entry | Database: EMDB / ID: EMD-32127 | |||||||||
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| Title | Cryo-EM structure of a class A orphan GPCR in complex with Gi | |||||||||
Map data | ||||||||||
Sample |
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Keywords | Orphan G protein coupled-receptor / MEMBRANE PROTEIN | |||||||||
| Function / homology | Function and homology informationneuropeptide receptor activity / endo-1,4-beta-xylanase activity / endo-1,4-beta-xylanase / xylan catabolic process / adenylate cyclase inhibitor activity / positive regulation of protein localization to cell cortex / Adenylate cyclase inhibitory pathway / T cell migration / D2 dopamine receptor binding / response to prostaglandin E ...neuropeptide receptor activity / endo-1,4-beta-xylanase activity / endo-1,4-beta-xylanase / xylan catabolic process / adenylate cyclase inhibitor activity / positive regulation of protein localization to cell cortex / Adenylate cyclase inhibitory pathway / T cell migration / D2 dopamine receptor binding / response to prostaglandin E / adenylate cyclase regulator activity / G protein-coupled serotonin receptor binding / adenylate cyclase-inhibiting serotonin receptor signaling pathway / cellular response to forskolin / regulation of mitotic spindle organization / Regulation of insulin secretion / positive regulation of cholesterol biosynthetic process / negative regulation of insulin secretion / G protein-coupled receptor binding / response to peptide hormone / adenylate cyclase-inhibiting G protein-coupled receptor signaling pathway / adenylate cyclase-modulating G protein-coupled receptor signaling pathway / G-protein beta/gamma-subunit complex binding / centriolar satellite / Olfactory Signaling Pathway / Activation of the phototransduction cascade / 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 / GDP binding / 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) / retina development in camera-type eye / G protein activity / GTPase binding / Ca2+ pathway / fibroblast proliferation / midbody / High laminar flow shear stress activates signaling by PIEZO1 and PECAM1:CDH5:KDR in endothelial cells / cell cortex / 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 / ciliary basal body / G protein-coupled receptor signaling pathway / lysosomal membrane / cell division / GTPase activity / synapse / centrosome / GTP binding / protein-containing complex binding / nucleolus / magnesium ion binding / Golgi apparatus / signal transduction / extracellular exosome / nucleoplasm / identical protein binding / membrane / plasma membrane / cytoplasm / cytosol Similarity search - Function | |||||||||
| Biological species | Homo sapiens (human) / Bacillus circulans (bacteria) | |||||||||
| Method | single particle reconstruction / cryo EM / Resolution: 3.2 Å | |||||||||
Authors | Liu ZJ / Hua T | |||||||||
| Funding support | China, 1 items
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Citation | Journal: Cell Res / Year: 2022Title: Molecular insights into ligand recognition and G protein coupling of the neuromodulatory orphan receptor GPR139. Authors: Yali Zhou / Henrik Daver / Boris Trapkov / Lijie Wu / Meng Wu / Kasper Harpsøe / Patrick R Gentry / Kaiwen Liu / Marina Larionova / Junlin Liu / Na Chen / Hans Bräuner-Osborne / David E ...Authors: Yali Zhou / Henrik Daver / Boris Trapkov / Lijie Wu / Meng Wu / Kasper Harpsøe / Patrick R Gentry / Kaiwen Liu / Marina Larionova / Junlin Liu / Na Chen / Hans Bräuner-Osborne / David E Gloriam / Tian Hua / Zhi-Jie Liu / ![]() | |||||||||
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Structure visualization
| Movie |
Movie viewer |
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| Structure viewer | EM map: SurfView Molmil Jmol/JSmol |
| Supplemental images |
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Downloads & links
-EMDB archive
| Map data | emd_32127.map.gz | 54.8 MB | EMDB map data format | |
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| Header (meta data) | emd-32127-v30.xml emd-32127.xml | 24 KB 24 KB | Display Display | EMDB header |
| Images | emd_32127.png | 69.9 KB | ||
| Filedesc metadata | emd-32127.cif.gz | 7.8 KB | ||
| Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-32127 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-32127 | HTTPS FTP |
-Validation report
| Summary document | emd_32127_validation.pdf.gz | 383.1 KB | Display | EMDB validaton report |
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| Full document | emd_32127_full_validation.pdf.gz | 382.7 KB | Display | |
| Data in XML | emd_32127_validation.xml.gz | 6.1 KB | Display | |
| Data in CIF | emd_32127_validation.cif.gz | 7.1 KB | Display | |
| Arichive directory | https://ftp.pdbj.org/pub/emdb/validation_reports/EMD-32127 ftp://ftp.pdbj.org/pub/emdb/validation_reports/EMD-32127 | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 7vugMC ![]() 7vuhC ![]() 7vuiC ![]() 7vujC M: atomic model generated by this map C: citing same article ( |
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| Similar structure data |
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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_32127.map.gz / Format: CCP4 / Size: 64 MB / Type: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Voxel size | X=Y=Z: 1.04 Å | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Density |
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| Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Details | EMDB XML:
CCP4 map header:
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-Supplemental data
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Sample components
+Entire : Ternary complex of ligand, GPCR and G protein
+Supramolecule #1: Ternary complex of ligand, GPCR and G protein
+Supramolecule #2: Guanine nucleotide-binding protein G(i) subunit alpha-1
+Supramolecule #3: Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1
+Supramolecule #4: Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2
+Supramolecule #5: Endo-1,4-beta-xylanase,Probable G-protein coupled receptor 139
+Supramolecule #6: scFv16
+Macromolecule #1: Guanine nucleotide-binding protein G(i) subunit alpha-1
+Macromolecule #2: Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1
+Macromolecule #3: Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2
+Macromolecule #4: Chimera of Endo-1,4-beta-xylanase and Probable G-protein coupled ...
+Macromolecule #5: scFv16
+Macromolecule #6: 3-chloranyl-N-[2-oxidanylidene-2-[[(1S)-1-phenylethyl]amino]ethyl...
-Experimental details
-Structure determination
| Method | cryo EM |
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Processing | single particle reconstruction |
| Aggregation state | particle |
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Sample preparation
| Concentration | 2.6 mg/mL |
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| Buffer | pH: 7.5 |
| Grid | Model: Homemade / Support film - Material: CARBON / Support film - topology: HOLEY |
| Vitrification | Cryogen name: ETHANE / Chamber humidity: 100 % / Chamber temperature: 277 K / Instrument: FEI VITROBOT MARK IV |
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Electron microscopy
| Microscope | FEI TITAN KRIOS |
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| Specialist optics | Energy filter - Slit width: 20 eV |
| Image recording | Film or detector model: GATAN K2 SUMMIT (4k x 4k) / Detector mode: SUPER-RESOLUTION / Digitization - Dimensions - Width: 7420 pixel / Digitization - Dimensions - Height: 7676 pixel / Number real images: 10747 / Average exposure time: 8.0 sec. / Average electron dose: 8.0 e/Å2 |
| Electron beam | Acceleration voltage: 300 kV / Electron source: FIELD EMISSION GUN |
| Electron optics | C2 aperture diameter: 50.0 µm / Calibrated defocus max: 2.0 µm / Calibrated defocus min: 1.0 µm / Calibrated magnification: 130000 / Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Cs: 2.7 mm / Nominal defocus max: 2.0 µm / Nominal defocus min: 1.0 µm / Nominal magnification: 130000 |
| Sample stage | Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER / Cooling holder cryogen: NITROGEN |
| Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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Image processing
-Atomic model buiding 1
| Refinement | Space: REAL / Protocol: AB INITIO MODEL / Overall B value: 72.5 / Target criteria: Correlation coefficient |
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| Output model | ![]() PDB-7vug: |
Movie
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About Yorodumi



Keywords
Homo sapiens (human)
Bacillus circulans (bacteria)
Authors
China, 1 items
Citation

UCSF Chimera












































Z (Sec.)
Y (Row.)
X (Col.)

























