6KUW | pdb_00006kuw

Crystal structure of human alpha2C adrenergic G protein-coupled receptor.

• PDB DOI: https://doi.org/10.2210/pdb6KUW/pdb

• Classification: SIGNALING PROTEIN
• Organism(s): Homo sapiens
• Expression System: Spodoptera frugiperda
• Mutation(s): No 
• Membrane Protein: Yes  OPMPDBTMMemProtMDmpstruc


• Deposited: 2019-09-02 Released: 2019-12-04 
• Deposition Author(s): Chen, X.Y., Wu, L.J., Wu, D., Zhong, G.S.
• Funding Organization(s): National Natural Science Foundation of China

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.80 Å
• R-Value Free: 
  0.262 (Depositor), 0.275 (DCC) 
• R-Value Work: 
  0.213 (Depositor) 
• R-Value Observed: 
  0.216 (Depositor) 

Starting Model: experimental

Literature

Crystal structure of human alpha2C adrenergic G protein-coupled receptor.

Chen, X.Y., Wu, D., Wu, L.J., Han, G.W., Guo, Y., Zhong, G.S.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors and generated by PISA (software)

Biological Assembly Evidence: gel filtration

Macromolecule Content 

• Total Structure Weight: 115.58 kDa 
• Atom Count: 7,627 
• Modeled Residue Count: 946 
• Deposited Residue Count: 992 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Alpha-2C adrenergic receptor	A, B	496	Homo sapiens	Mutation(s): 0  Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for P18825 (Homo sapiens) Explore P18825  Go to UniProtKB:  P18825
PHAROS:  P18825 GTEx:  ENSG00000184160
Find proteins for Q9V2J8 (Pyrococcus abyssi (strain GE5 / Orsay)) Explore Q9V2J8  Go to UniProtKB:  Q9V2J8
UniProt Groups	Q9V2J8P18825

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CLR	D [auth A], M [auth B]	CHOLESTEROL C27 H46 O HVYWMOMLDIMFJA-DPAQBDIFSA-N
E33	C [auth A], L [auth B]	(8~{a}~{R},12~{a}~{S},13~{a}~{R})-12-ethylsulfonyl-3-methoxy-5,6,8,8~{a},9,10,11,12~{a},13,13~{a}-decahydroisoquinolino[2,1-g][1,6]naphthyridine C19 H28 N2 O3 S UMGBFFAJXFXOIL-AYOQOUSVSA-N
OLC	E [auth A], F [auth A], G [auth A], H [auth A], I [auth A], N [auth B], O [auth B]	(2R)-2,3-dihydroxypropyl (9Z)-octadec-9-enoate C21 H40 O4 RZRNAYUHWVFMIP-GDCKJWNLSA-N
OLA	J [auth A], K [auth A]	OLEIC ACID C18 H34 O2 ZQPPMHVWECSIRJ-KTKRTIGZSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.80 Å
• R-Value Free:  0.262 (Depositor), 0.275 (DCC) 
• R-Value Work:  0.213 (Depositor) 
• R-Value Observed: 0.216 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 74.48	α = 90
b = 78.74	β = 90
c = 190.45	γ = 90

Software Package:

Software Name	Purpose
BUSTER	refinement
XDS	data reduction
XSCALE	data scaling
PHASER	phasing

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2019-12-04 
Deposition Author(s): Chen, X.Y., Wu, L.J., Wu, D., Zhong, G.S.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China	China	31771130

Revision History  

• Version 1.0: 2019-12-04
  Type: Initial release
  
• Version 1.1: 2023-11-22
  Changes: Data collection, Database references, Refinement description
• Version 1.2: 2024-10-23
  Changes: Structure summary