7ZWL

Crystal structure of human STING in complex with 3',3'-c-di-(2'F,2'd<carba>AMP)

• PDB DOI: https://doi.org/10.2210/pdb7ZWL/pdb

• Classification: ANTIVIRAL PROTEIN
• Organism(s): Homo sapiens, Saccharomyces cerevisiae
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2022-05-19 Released: 2023-11-29 
• Deposition Author(s): Klima, M., Smola, M., Boura, E.
• Funding Organization(s): Not funded

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.249 
• R-Value Work: 0.216 
• R-Value Observed: 0.218 

Literature

Crystal structure of human STING in complex with 3',3'-c-di-(2'F,2'dAMP)

Klima, M., Smola, M., Boura, E.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 3-mer - A2B1 Local Symmetry: Cyclic - C2  (Explore in 3D)
Local Stoichiometry: Homo 2-mer - A2 

Local Symmetry: Cyclic - C2  (Explore in 3D)
Local 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: 58.24 kDa 
• Atom Count: 3,744 
• Modelled Residue Count: 437 
• Deposited Residue Count: 506 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Stimulator of interferon protein	A, B	204	Homo sapiens	Mutation(s): 0  Gene Names: STING, LOC340061, hCG_1782396
UniProt & NIH Common Fund Data Resources
Find proteins for Q86WV6 (Homo sapiens) Explore Q86WV6  Go to UniProtKB:  Q86WV6
PHAROS:  Q86WV6 GTEx:  ENSG00000184584

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Ubiquitin-like protein SMT3	C	98	Saccharomyces cerevisiae	Mutation(s): 0  Gene Names: SMT3, YDR510W, D9719.15
UniProt
Find proteins for Q12306 (Saccharomyces cerevisiae (strain ATCC 204508 / S288c)) Explore Q12306  Go to UniProtKB:  Q12306

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
K43 (Subject of Investigation/LOI)	D [auth A]	9-[(1~{R},6~{R},8~{R},9~{S},10~{R},15~{R},17~{R},18~{S})-17-(6-aminopurin-9-yl)-9,18-bis(fluoranyl)-3,12-bis(oxidanyl)-3,12-bis(oxidanylidene)-2,4,11,13-tetraoxa-3$l^{5},12$l^{5}-diphosphatricyclo[13.3.0.0^{6,10}]octadecan-8-yl]purin-6-amine C22 H26 F2 N10 O8 P2 WIKMGYCWQYAWTF-SSMVINTDSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 0.249 
• R-Value Work: 0.216 
• R-Value Observed: 0.218 
• Space Group: P 6₅ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 92.969	α = 90
b = 92.969	β = 90
c = 203.905	γ = 120

Software Package:

Software Name	Purpose
XDS	data reduction
XDS	data scaling
PHASER	phasing
Coot	model building
PHENIX	refinement

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-11-29 
Deposition Author(s): Klima, M., Smola, M., Boura, E.

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Funding Organization	Location	Grant Number
Not funded		--

Revision History  

• Version 1.0: 2023-11-29
  Type: Initial release