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- PDB-6vn7: Cryo-EM structure of an activated VIP1 receptor-G protein complex -
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Open data
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Basic information
Entry | Database: PDB / ID: 6vn7 | |||||||||
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Title | Cryo-EM structure of an activated VIP1 receptor-G protein complex | |||||||||
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![]() | SIGNALING PROTEIN / Vasoactive intestinal polypeptide receptor / VIP1R / G protein-coupled receptor / Gs protein / cryo-EM structure | |||||||||
Function / homology | ![]() pituitary adenylate cyclase activating polypeptide activity / type 1 vasoactive intestinal polypeptide receptor binding / type 2 vasoactive intestinal polypeptide receptor binding / pituitary adenylate cyclase-activating polypeptide receptor activity / vasoactive intestinal polypeptide receptor activity / positive regulation of growth hormone secretion / positive regulation of chemokine (C-C motif) ligand 5 production / NGF-independant TRKA activation / regulation of G protein-coupled receptor signaling pathway / neuropeptide hormone activity ...pituitary adenylate cyclase activating polypeptide activity / type 1 vasoactive intestinal polypeptide receptor binding / type 2 vasoactive intestinal polypeptide receptor binding / pituitary adenylate cyclase-activating polypeptide receptor activity / vasoactive intestinal polypeptide receptor activity / positive regulation of growth hormone secretion / positive regulation of chemokine (C-C motif) ligand 5 production / NGF-independant TRKA activation / regulation of G protein-coupled receptor signaling pathway / neuropeptide hormone activity / G protein-coupled peptide receptor activity / insulin secretion / peptide hormone receptor binding / peptide hormone binding / PKA activation in glucagon signalling / negative regulation of cell cycle / hair follicle placode formation / G protein-coupled receptor signaling pathway, coupled to cyclic nucleotide second messenger / developmental growth / neuropeptide signaling pathway / D1 dopamine receptor binding / positive regulation of protein kinase activity / intracellular transport / renal water homeostasis / Hedgehog 'off' state / adenylate cyclase-activating adrenergic receptor signaling pathway / activation of adenylate cyclase activity / cellular response to glucagon stimulus / adenylate cyclase activator activity / regulation of insulin secretion / positive regulation of GTPase activity / trans-Golgi network membrane / female pregnancy / negative regulation of inflammatory response to antigenic stimulus / bone development / G-protein beta/gamma-subunit complex binding / adenylate cyclase-modulating G protein-coupled receptor signaling pathway / Olfactory Signaling Pathway / platelet aggregation / Activation of the phototransduction cascade / adenylate cyclase-activating G protein-coupled receptor signaling pathway / cognition / 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 / neuron projection development / 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 / 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 / sensory perception of smell / cellular response to prostaglandin E stimulus / Inactivation, recovery and regulation of the phototransduction cascade / G-protein beta-subunit binding / heterotrimeric G-protein complex / G alpha (12/13) signalling events / sensory perception of taste / extracellular vesicle / cell-cell signaling / signaling receptor complex adaptor activity / Thrombin signalling through proteinase activated receptors (PARs) / High laminar flow shear stress activates signaling by PIEZO1 and PECAM1:CDH5:KDR in endothelial cells / positive regulation of cold-induced thermogenesis / regulation of protein localization / G protein activity / GTPase binding / Ca2+ pathway / retina development in camera-type eye / positive regulation of cytosolic calcium ion concentration / fibroblast proliferation / phospholipase C-activating G protein-coupled receptor signaling pathway / perikaryon / 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 / cell population proliferation / Extra-nuclear estrogen signaling / positive regulation of ERK1 and ERK2 cascade Similarity search - Function | |||||||||
Biological species | ![]() synthetic construct (others) | |||||||||
Method | ELECTRON MICROSCOPY / single particle reconstruction / cryo EM / Resolution: 3.2 Å | |||||||||
![]() | Duan, J. / Shen, D.-D. / Zhou, X.E. / Liu, Q.-F. / Zhuang, Y.-W. / Zhang, H.-B. / Xu, P.-Y. / Ma, S.-S. / He, X.-H. / Melcher, K. ...Duan, J. / Shen, D.-D. / Zhou, X.E. / Liu, Q.-F. / Zhuang, Y.-W. / Zhang, H.-B. / Xu, P.-Y. / Ma, S.-S. / He, X.-H. / Melcher, K. / Zhang, Y. / Xu, H.E. / Yi, J. | |||||||||
Funding support | ![]()
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![]() | ![]() Title: Cryo-EM structure of an activated VIP1 receptor-G protein complex revealed by a NanoBiT tethering strategy. Authors: Jia Duan / Dan-Dan Shen / X Edward Zhou / Peng Bi / Qiu-Feng Liu / Yang-Xia Tan / You-Wen Zhuang / Hui-Bing Zhang / Pei-Yu Xu / Si-Jie Huang / Shan-Shan Ma / Xin-Heng He / Karsten Melcher / ...Authors: Jia Duan / Dan-Dan Shen / X Edward Zhou / Peng Bi / Qiu-Feng Liu / Yang-Xia Tan / You-Wen Zhuang / Hui-Bing Zhang / Pei-Yu Xu / Si-Jie Huang / Shan-Shan Ma / Xin-Heng He / Karsten Melcher / Yan Zhang / H Eric Xu / Yi Jiang / ![]() ![]() Abstract: Vasoactive intestinal polypeptide receptor (VIP1R) is a widely expressed class B G protein-coupled receptor and a drug target for the treatment of neuronal, metabolic, and inflammatory diseases. ...Vasoactive intestinal polypeptide receptor (VIP1R) is a widely expressed class B G protein-coupled receptor and a drug target for the treatment of neuronal, metabolic, and inflammatory diseases. However, our understanding of its mechanism of action and the potential of drug discovery targeting this receptor is limited by the lack of structural information of VIP1R. Here we report a cryo-electron microscopy structure of human VIP1R bound to PACAP27 and Gs heterotrimer, whose complex assembly is stabilized by a NanoBiT tethering strategy. Comparison with other class B GPCR structures reveals that PACAP27 engages VIP1R with its N-terminus inserting into the ligand binding pocket at the transmembrane bundle of the receptor, which subsequently couples to the G protein in a receptor-specific manner. This structure has provided insights into the molecular basis of PACAP27 binding and VIP receptor activation. The methodology of the NanoBiT tethering may help to provide structural information of unstable complexes. | |||||||||
History |
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Structure visualization
Movie |
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Structure viewer | Molecule: ![]() ![]() |
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Downloads & links
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Download
PDBx/mmCIF format | ![]() | 239.1 KB | Display | ![]() |
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PDB format | ![]() | 182.5 KB | Display | ![]() |
PDBx/mmJSON format | ![]() | Tree view | ![]() | |
Others | ![]() |
-Validation report
Summary document | ![]() | 1.3 MB | Display | ![]() |
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Full document | ![]() | 1.3 MB | Display | |
Data in XML | ![]() | 34 KB | Display | |
Data in CIF | ![]() | 51.3 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 21249MC M: map data used to model this data C: citing same article ( |
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Similar structure data |
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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
#3: Protein | Mass: 45727.441 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() |
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#4: Protein | Mass: 41055.867 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() |
#5: Protein | Mass: 7861.143 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() |
-Protein / Protein/peptide / Antibody , 3 types, 3 molecules RLN
#1: Protein | Mass: 66245.188 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) ![]() ![]() ![]() |
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#2: Protein/peptide | Mass: 3154.642 Da / Num. of mol.: 1 / Source method: obtained synthetically / Source: (synth.) ![]() |
#6: Antibody | Mass: 14714.320 Da / Num. of mol.: 1 Source method: isolated from a genetically manipulated source Source: (gene. exp.) synthetic construct (others) / Production host: ![]() ![]() |
-Non-polymers , 2 types, 10 molecules 


#7: Chemical | ChemComp-CLR / #8: Chemical | ChemComp-PLM / |
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-Details
Has ligand of interest | N |
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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: PACAP27-VIP1R-Gs protein complex stabilized by Nanobody 35 and NanoBiT system Type: COMPLEX / Entity ID: #1-#6 / Source: RECOMBINANT |
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Source (natural) | Organism: ![]() |
Source (recombinant) | Organism: ![]() ![]() |
Buffer solution | pH: 8 |
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: FEI TITAN KRIOS |
Electron gun | Electron source: ![]() |
Electron lens | Mode: BRIGHT FIELD |
Image recording | Electron dose: 64 e/Å2 / Film or detector model: GATAN K2 SUMMIT (4k x 4k) |
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Processing
CTF correction | Type: PHASE FLIPPING AND AMPLITUDE CORRECTION |
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3D reconstruction | Resolution: 3.2 Å / Resolution method: FSC 0.143 CUT-OFF / Num. of particles: 131263 / Symmetry type: POINT |