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Open data
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Basic information
Entry | Database: PDB / ID: 9kpe | ||||||||||||||||||||||||
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Title | Cryo-EM structure of GPCR16-GiH5 complex | ||||||||||||||||||||||||
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![]() | SIGNALING PROTEIN / GPCR / Complex | ||||||||||||||||||||||||
Function / homology | ![]() bitter taste receptor activity / detection of chemical stimulus involved in sensory perception of bitter taste / ganglioside catabolic process / Class C/3 (Metabotropic glutamate/pheromone receptors) / oligosaccharide catabolic process / exo-alpha-sialidase / exo-alpha-sialidase activity / Adenylate cyclase inhibitory pathway / positive regulation of protein localization to cell cortex / T cell migration ...bitter taste receptor activity / detection of chemical stimulus involved in sensory perception of bitter taste / ganglioside catabolic process / Class C/3 (Metabotropic glutamate/pheromone receptors) / oligosaccharide catabolic process / exo-alpha-sialidase / exo-alpha-sialidase activity / Adenylate cyclase inhibitory pathway / positive regulation of protein localization to cell cortex / T cell migration / D2 dopamine receptor binding / response to prostaglandin E / G protein-coupled serotonin receptor binding / adenylate cyclase-inhibiting serotonin receptor signaling pathway / adenylate cyclase regulator activity / regulation of mitotic spindle organization / cellular response to forskolin / Regulation of insulin secretion / trans-Golgi network / G protein-coupled receptor binding / positive regulation of cholesterol biosynthetic process / G protein-coupled receptor activity / 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 / response to peptide hormone / 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 / G-protein activation / Activation of G protein gated Potassium channels / Inhibition of voltage gated Ca2+ channels via Gbeta/gamma subunits / 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 / Sensory perception of sweet, bitter, and umami (glutamate) taste / photoreceptor disc membrane / Glucagon-type ligand receptors / Adrenaline,noradrenaline inhibits insulin secretion / Vasopressin regulates renal water homeostasis via Aquaporins / G alpha (z) signalling events / Glucagon-like Peptide-1 (GLP1) regulates insulin secretion / ADORA2B mediated anti-inflammatory cytokines production / cellular response to catecholamine stimulus / ADP signalling through P2Y purinoceptor 1 / GDP binding / 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) / G protein activity / GTPase binding / Ca2+ pathway / retina development in camera-type eye / cell cortex / midbody / High laminar flow shear stress activates signaling by PIEZO1 and PECAM1:CDH5:KDR in endothelial cells / fibroblast proliferation / phospholipase C-activating G protein-coupled receptor signaling pathway / G alpha (i) signalling events / Hydrolases; Acting on acid anhydrides; Acting on GTP to facilitate cellular and subcellular movement / G alpha (s) signalling events / G alpha (q) signalling events / Ras protein signal transduction / Extra-nuclear estrogen signaling / cell population proliferation / G protein-coupled receptor signaling pathway / lysosomal membrane / external side of plasma membrane / cell division / intracellular membrane-bounded organelle / GTPase activity / centrosome / synapse / protein-containing complex binding / nucleolus / GTP binding / magnesium ion binding / endoplasmic reticulum / signal transduction / extracellular exosome / extracellular region / nucleoplasm / membrane / plasma membrane Similarity search - Function | ||||||||||||||||||||||||
Biological species | ![]() ![]() ![]() | ||||||||||||||||||||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3.35 Å | ||||||||||||||||||||||||
![]() | Wang, X. / Wu, L.J. / Hua, T. / Liu, Z.J. | ||||||||||||||||||||||||
Funding support | ![]()
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![]() | ![]() Title: Cryo-EM structure of GPCR16-GiH5 complex Authors: Wang, X. / Wu, L.J. / Hua, T. / Liu, Z.J. | ||||||||||||||||||||||||
History |
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Structure visualization
Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 255.4 KB | Display | ![]() |
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PDB format | ![]() | 187.6 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 1.4 MB | Display | ![]() |
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Full document | ![]() | 1.4 MB | Display | |
Data in XML | ![]() | 44 KB | Display | |
Data in CIF | ![]() | 64.9 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 62485MC M: map data used to model this data C: citing same article ( |
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Similar structure data | Similarity search - Function & homology ![]() |
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Links
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Assembly
Deposited unit | ![]()
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Components
-Guanine nucleotide-binding protein ... , 3 types, 3 molecules ABG
#1: Protein | Mass: 42191.777 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() References: UniProt: P63096, Hydrolases; Acting on acid anhydrides; Acting on GTP to facilitate cellular and subcellular movement |
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#2: Protein | Mass: 39728.426 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() |
#3: Protein | Mass: 7861.143 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() |
-Protein / Antibody / Sugars , 3 types, 3 molecules RS

#4: Protein | Mass: 113855.758 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() Gene: nanA_3, SAMEA2467335_02052, TAS2R16 / Production host: ![]() ![]() References: UniProt: A0A4J1WX37, UniProt: Q9NYV7, exo-alpha-sialidase |
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#5: Antibody | Mass: 28666.820 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() |
#6: Sugar | ChemComp-SA0 / |
-Details
Has ligand of interest | Y |
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Has protein modification | Y |
-Experimental details
-Experiment
Experiment | Method: ELECTRON MICROSCOPY |
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EM experiment | Aggregation state: PARTICLE / 3D reconstruction method: single particle reconstruction |
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Sample preparation
Component | Name: complex of GPCR with Gigust. / Type: COMPLEX / Entity ID: #1-#5 / Source: RECOMBINANT | ||||||||||||
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Source (natural) |
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Source (recombinant) | Organism: ![]() ![]() | ||||||||||||
Buffer solution | pH: 7.5 | ||||||||||||
Specimen | Embedding applied: NO / Shadowing applied: NO / Staining applied: NO / Vitrification applied: YES | ||||||||||||
Vitrification | Cryogen name: ETHANE |
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Electron microscopy imaging
Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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Microscopy | Model: TFS KRIOS |
Electron gun | Electron source: ![]() |
Electron lens | Mode: BRIGHT FIELD / Nominal defocus max: 2000 nm / Nominal defocus min: 1200 nm |
Image recording | Electron dose: 60 e/Å2 / Film or detector model: GATAN K3 BIOQUANTUM (6k x 4k) |
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Processing
EM software |
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CTF correction | Type: NONE | ||||||||||||||||||||||||
3D reconstruction | Resolution: 3.35 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 103932 / Symmetry type: POINT | ||||||||||||||||||||||||
Atomic model building | Protocol: RIGID BODY FIT / Space: REAL | ||||||||||||||||||||||||
Atomic model building | Source name: AlphaFold / Type: in silico model | ||||||||||||||||||||||||
Refine LS restraints |
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