8ECC | pdb_00008ecc

Structure of Ternary Complex of cGAS with dsDNA and Bound 5-pppI(2,5)pA


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.44 Å
  • R-Value Free: 
    0.259 (Depositor), 0.265 (DCC) 
  • R-Value Work: 
    0.222 (Depositor), 0.225 (DCC) 
  • R-Value Observed: 
    0.224 (Depositor) 

Starting Model: experimental
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Ligand Structure Quality Assessment 


This is version 1.1 of the entry. See complete history

Literature

Structure of Ternary Complex of cGAS with dsDNA and Bound 5-pppI(2,5)pA

Wu, S.Sohn, J.

To be published.

Macromolecule Content 

  • Total Structure Weight: 108.86 kDa 
  • Atom Count: 7,313 
  • Modeled Residue Count: 761 
  • Deposited Residue Count: 800 
  • Unique protein chains: 1
  • Unique nucleic acid chains: 1

Macromolecules


Find similar proteins by:|  3D Structure
Entity ID: 1
MoleculeChains  Sequence LengthOrganismDetailsImage
Cyclic GMP-AMP synthaseA,
B [auth C]
364Mus musculusMutation(s): 0 
EC: 2.7.7.86
UniProt & NIH Common Fund Data Resources
Find proteins for Q8C6L5 (Mus musculus)
Explore Q8C6L5 
Go to UniProtKB:  Q8C6L5
IMPC:  MGI:2442261
Entity Groups
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupQ8C6L5
Sequence Annotations
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Reference Sequence
Find similar nucleic acids by:  Sequence
Entity ID: 2
MoleculeChains LengthOrganismImage
Palindromic DNA18C [auth E],
D [auth F],
E [auth I],
F [auth J]
18synthetic construct
Sequence Annotations
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Reference Sequence

Small Molecules

Ligands 4 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
VWX
(Subject of Investigation/LOI)

Query on VWX



Download:Ideal Coordinates CCD File
J [auth C][[(2~{R},3~{R},4~{R},5~{R})-4-[[(2~{R},3~{S},4~{R},5~{R})-5-(6-aminopurin-9-yl)-3,4-bis(oxidanyl)oxolan-2-yl]methoxy-oxidanyl-phosphoryl]oxy-3-oxidanyl-5-(6-oxidanylidene-1~{H}-purin-9-yl)oxolan-2-yl]methoxy-oxidanyl-phosphoryl] phosphono hydrogen phosphate
C20 H27 N9 O20 P4
SWVKSPSEHJCWAI-XPWFQUROSA-N
ATP

Query on ATP



Download:Ideal Coordinates CCD File
G [auth A]ADENOSINE-5'-TRIPHOSPHATE
C10 H16 N5 O13 P3
ZKHQWZAMYRWXGA-KQYNXXCUSA-N
ZN

Query on ZN



Download:Ideal Coordinates CCD File
I [auth A],
L [auth C]
ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
MG

Query on MG



Download:Ideal Coordinates CCD File
H [auth A],
K [auth C]
MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.44 Å
  • R-Value Free:  0.259 (Depositor), 0.265 (DCC) 
  • R-Value Work:  0.222 (Depositor), 0.225 (DCC) 
  • R-Value Observed: 0.224 (Depositor) 
Space Group: P 21 21 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 77.045α = 90
b = 98.534β = 90
c = 141.706γ = 90
Software Package:
Software NamePurpose
XDSdata reduction
Aimlessdata scaling
MOLREPphasing
Cootmodel building
REFMACrefinement
PDB_EXTRACTdata extraction

Structure Validation

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Ligand Structure Quality Assessment 


Entry History 

& Funding Information

Deposition Data


Funding OrganizationLocationGrant Number
National Institutes of Health/National Institute of General Medical Sciences (NIH/NIGMS)United States--

Revision History  (Full details and data files)

  • Version 1.0: 2024-01-17
    Type: Initial release
  • Version 1.1: 2026-03-04
    Changes: Refinement description, Structure summary