7WQ3

Galanin-bound galanin receptor 1 in complex with Gi

• PDB DOI: https://doi.org/10.2210/pdb7WQ3/pdb
• EM Map EMD-32698: EMDB EMDataResource

• Classification: MEMBRANE PROTEIN
• Organism(s): Homo sapiens, Rattus, Bos taurus, Mus musculus
• Expression System: Spodoptera frugiperda
• Mutation(s): Yes 
• Membrane Protein: Yes  OPMPDBTMMemProtMDmpstruc


• Deposited: 2022-01-24 Released: 2022-04-20 
• Deposition Author(s): Duan, J., Shen, D.D., Xu, H.E., Zhang, Y., Jiang, Y.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 2.70 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Molecular basis for allosteric agonism and G protein subtype selectivity of galanin receptors

Duan, J., Shen, D.D., Zhao, T., Guo, S., He, X., Yin, W., Xu, P., Ji, Y., Chen, L.N., Liu, J., Zhang, H., Liu, Q., Shi, Y., Cheng, X., Jiang, H., Eric Xu, H., Zhang, Y., Xie, X., Jiang, Y.

(2022) Nat Commun 13: 1364

• DOI: https://doi.org/10.1038/s41467-022-29072-3

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 6-mer - A1B1C1D1E1F1 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy

Macromolecule Content

• Total Structure Weight: 157.39 kDa 
• Atom Count: 9,209 
• Modelled Residue Count: 1,160 
• Deposited Residue Count: 1,402 
• Unique protein chains: 6

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Galanin receptor type 1	A [auth R]	349	Homo sapiens	Mutation(s): 0  Gene Names: GALR1, GALNR, GALNR1 Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for P47211 (Homo sapiens) Explore P47211  Go to UniProtKB:  P47211
PHAROS:  P47211 GTEx:  ENSG00000166573

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Guanine nucleotide-binding protein G(i) subunit alpha-1	B [auth A]	354	Homo sapiens	Mutation(s): 4  Gene Names: GNAI1 Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for P63096 (Homo sapiens) Explore P63096  Go to UniProtKB:  P63096
PHAROS:  P63096 GTEx:  ENSG00000127955

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1	C [auth B]	351	Rattus	Mutation(s): 0  Gene Names: Gnb1
UniProt
Find proteins for P54311 (Rattus norvegicus) Explore P54311  Go to UniProtKB:  P54311

Entity ID: 4
Molecule	Chains	Sequence Length	Organism	Details	Image
Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2	D [auth G]	71	Bos taurus	Mutation(s): 0  Gene Names: GNG2 Membrane Entity: Yes
UniProt
Find proteins for P63212 (Bos taurus) Explore P63212  Go to UniProtKB:  P63212

Entity ID: 5
Molecule	Chains	Sequence Length	Organism	Details	Image
ScFv16	E [auth S]	247	Mus musculus	Mutation(s): 0

Entity ID: 6
Molecule	Chains	Sequence Length	Organism	Details	Image
Galanin	F [auth L]	30	Homo sapiens	Mutation(s): 0  Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for P22466 (Homo sapiens) Explore P22466  Go to UniProtKB:  P22466
PHAROS:  P22466 GTEx:  ENSG00000069482

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CLR	G [auth R], H [auth R], I [auth R], J [auth R], K [auth R]	CHOLESTEROL C27 H46 O HVYWMOMLDIMFJA-DPAQBDIFSA-N

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 2.70 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2022-04-20 
Deposition Author(s): Duan, J., Shen, D.D., Xu, H.E., Zhang, Y., Jiang, Y.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	--

Revision History  

• Version 1.0: 2022-04-20
  Type: Initial release
  
• Version 1.1: 2022-10-19
  Changes: Database references