8E3X

Cryo-EM structure of the PAC1R-PACAP27-Gs complex

• PDB DOI: https://doi.org/10.2210/pdb8E3X/pdb
• EM Map EMD-27872: EMDB EMDataResource

• Classification: MEMBRANE PROTEIN
• Organism(s): Homo sapiens, Lama glama
• Expression System: Trichoplusia ni, Escherichia coli
• Mutation(s): No 
• Membrane Protein: Yes  OPMPDBTMmpstruc


• Deposited: 2022-08-17 Released: 2022-11-23 
• Deposition Author(s): Piper, S.J., Danev, R., Sexton, P., Wootten, D.
• Funding Organization(s): National Health and Medical Research Council (NHMRC, Australia), Royal Society, Japan Science and Technology

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 2.30 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Understanding VPAC receptor family peptide binding and selectivity

Piper, S.J., Deganutti, G., Lu, J., Zhao, P., Liang, Y.L., Lu, Y., Fletcher, M.M., Hossain, M.A., Christopoulos, A., Reynolds, C.A., Danev, R., Sexton, P.M., Wootten, D.

(2022) Nat Commun 13: 7013

• DOI: https://doi.org/10.1038/s41467-022-34629-3

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: 165.81 kDa 
• Atom Count: 8,979 
• Modelled Residue Count: 1,140 
• Deposited Residue Count: 1,463 
• Unique protein chains: 6

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Guanine nucleotide-binding protein G(s) subunit alpha isoforms short	A	394	Homo sapiens	Mutation(s): 0  Gene Names: GNAS, GNAS1, GSP Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for P63092 (Homo sapiens) Explore P63092  Go to UniProtKB:  P63092
PHAROS:  P63092 GTEx:  ENSG00000087460

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1	B	350	Homo sapiens	Mutation(s): 0  Gene Names: GNB1
UniProt & NIH Common Fund Data Resources
Find proteins for P62873 (Homo sapiens) Explore P62873  Go to UniProtKB:  P62873
PHAROS:  P62873 GTEx:  ENSG00000078369

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2	C [auth G]	71	Homo sapiens	Mutation(s): 0  Gene Names: GNG2 Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for P59768 (Homo sapiens) Explore P59768  Go to UniProtKB:  P59768
PHAROS:  P59768 GTEx:  ENSG00000186469

Entity ID: 4
Molecule	Chains	Sequence Length	Organism	Details	Image
Nanobody35	D [auth N]	138	Lama glama	Mutation(s): 0

Entity ID: 5
Molecule	Chains	Sequence Length	Organism	Details	Image
Pituitary adenylate cyclase-activating polypeptide	E [auth P]	27	Homo sapiens	Mutation(s): 0  Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for P18509 (Homo sapiens) Explore P18509  Go to UniProtKB:  P18509
PHAROS:  P18509 GTEx:  ENSG00000141433

Entity ID: 6
Molecule	Chains	Sequence Length	Organism	Details	Image
Pituitary adenylate cyclase-activating polypeptide type I receptor	F [auth R]	483	Homo sapiens	Mutation(s): 0  Gene Names: ADCYAP1R1 Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for P41586 (Homo sapiens) Explore P41586  Go to UniProtKB:  P41586
PHAROS:  P41586 GTEx:  ENSG00000078549

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 2.30 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2022-11-23 
Deposition Author(s): Piper, S.J., Danev, R., Sexton, P., Wootten, D.

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Funding Organization	Location	Grant Number
National Health and Medical Research Council (NHMRC, Australia)	Australia	1155302
National Health and Medical Research Council (NHMRC, Australia)	Australia	1150083
National Health and Medical Research Council (NHMRC, Australia)	Australia	1154434
Royal Society	United Kingdom	--
Japan Science and Technology	Japan	--

Revision History  

• Version 1.0: 2022-11-23
  Type: Initial release