8TWH | pdb_00008twh

Crystal structure of (GGGTT)3GGG G-quadruplex in complex with small molecule ligand RHPS4


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.47 Å
  • R-Value Free: 
    0.318 (Depositor), 0.317 (DCC) 
  • R-Value Work: 
    0.295 (Depositor), 0.294 (DCC) 
  • R-Value Observed: 
    0.297 (Depositor) 

Starting Model: experimental
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Ligand Structure Quality Assessment 


This is version 1.0 of the entry. See complete history

Literature

Crystal structure of (GGGTT)3GGG G-quadruplex in complex with small molecule ligand RHPS4

Lam, G.Martin, K.N.Yatsunyk, L.A.

To be published.

Macromolecule Content 

  • Total Structure Weight: 61.76 kDa 
  • Atom Count: 4,109 
  • Modeled Residue Count: 180 
  • Deposited Residue Count: 180 
  • Unique nucleic acid chains: 1

Macromolecules

Find similar nucleic acids by:  Sequence
Entity ID: 1
MoleculeChains LengthOrganismImage
(GGGTT)3GGG DNA
A, B, C, D, E
A, B, C, D, E, F, G, H, I, J
18Tetrahymena thermophila
Sequence Annotations
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Reference Sequence

Small Molecules

Ligands 2 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
LG1

Query on LG1



Download:Ideal Coordinates CCD File
BA [auth E]
EA [auth F]
IA [auth G]
LA [auth H]
N [auth A]
BA [auth E],
EA [auth F],
IA [auth G],
LA [auth H],
N [auth A],
OA [auth I],
Q [auth B],
SA [auth J],
U [auth C],
X [auth D]
3,11-DIFLUORO-6,8,13-TRIMETHYL-8H-QUINO[4,3,2-KL]ACRIDIN-13-IUM
C22 H17 F2 N2
FJUYVGXXNUNWDT-UHFFFAOYSA-N
K

Query on K



Download:Ideal Coordinates CCD File
AA [auth E]
CA [auth F]
DA [auth F]
FA [auth G]
GA [auth G]
AA [auth E],
CA [auth F],
DA [auth F],
FA [auth G],
GA [auth G],
HA [auth G],
JA [auth H],
K [auth A],
KA [auth H],
L [auth A],
M [auth A],
MA [auth I],
NA [auth I],
O [auth B],
P [auth B],
PA [auth J],
QA [auth J],
R [auth C],
RA [auth J],
S [auth C],
T [auth C],
V [auth D],
W [auth D],
Y [auth E],
Z [auth E]
POTASSIUM ION
K
NPYPAHLBTDXSSS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.47 Å
  • R-Value Free:  0.318 (Depositor), 0.317 (DCC) 
  • R-Value Work:  0.295 (Depositor), 0.294 (DCC) 
  • R-Value Observed: 0.297 (Depositor) 
Space Group: P 21 21 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 36.162α = 90
b = 62.667β = 90
c = 256.675γ = 90
Software Package:
Software NamePurpose
PHENIXrefinement
Cootmodel building
PHENIXphasing
XDSdata reduction
XDSdata scaling

Structure Validation

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Ligand Structure Quality Assessment 


Entry History 

& Funding Information

Deposition Data


Funding OrganizationLocationGrant Number
National Institutes of Health/National Cancer Institute (NIH/NCI)United States1R15CA253134

Revision History  (Full details and data files)

  • Version 1.0: 2024-09-04
    Type: Initial release