8K85 | pdb_00008k85

Crystal structure of Red Broccoli aptamer with OBI

  • Classification: RNA
  • Organism(s): synthetic construct
  • Mutation(s): No 

  • Deposited: 2023-07-28 Released: 2025-02-12 
  • Deposition Author(s): Peng, X., Huang, L.
  • Funding Organization(s): National Natural Science Foundation of China (NSFC)

Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.95 Å
  • R-Value Free: 
    0.249 (Depositor), 0.260 (DCC) 
  • R-Value Work: 
    0.197 (Depositor), 0.210 (DCC) 
  • R-Value Observed: 
    0.199 (Depositor) 

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

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Ligand Structure Quality Assessment 


This is version 1.0 of the entry. See complete history

Literature

Structural analysis of various Broccoli aptamers with different Fluorophores

Peng, X.Huang, L.

To be published.

Macromolecule Content 

  • Total Structure Weight: 37.5 kDa 
  • Atom Count: 2,484 
  • Modeled Residue Count: 112 
  • Deposited Residue Count: 112 
  • Unique nucleic acid chains: 1

Macromolecules

Find similar nucleic acids by:  (by identity cutoff) 
Entity ID: 1
MoleculeChains LengthOrganismImage
RNA (56-MER)
A, B
56synthetic construct
Sequence Annotations
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Reference Sequence

Small Molecules

Ligands 4 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
A1EBI

Query on A1EBI



Download:Ideal Coordinates CCD File
C [auth A],
J [auth B]
(5Z)-3-(3H-benzimidazol-4-ylmethyl)-5-[[3,5-bis(fluoranyl)-4-oxidanyl-phenyl]methylidene]-2-[(E)-hydroxyiminomethyl]imidazol-4-one
C19 H13 F2 N5 O3
MWUNZPXNBRYTBM-LSGIWYNDSA-N
MPD

Query on MPD



Download:Ideal Coordinates CCD File
D [auth A](4S)-2-METHYL-2,4-PENTANEDIOL
C6 H14 O2
SVTBMSDMJJWYQN-YFKPBYRVSA-N
K

Query on K



Download:Ideal Coordinates CCD File
E [auth A],
F [auth A],
G [auth A],
H [auth A],
K [auth B]
POTASSIUM ION
K
NPYPAHLBTDXSSS-UHFFFAOYSA-N
NA

Query on NA



Download:Ideal Coordinates CCD File
I [auth A],
L [auth B]
SODIUM ION
Na
FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.95 Å
  • R-Value Free:  0.249 (Depositor), 0.260 (DCC) 
  • R-Value Work:  0.197 (Depositor), 0.210 (DCC) 
  • R-Value Observed: 0.199 (Depositor) 
Space Group: I 2 2 2
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 50.395α = 90
b = 59.504β = 90
c = 265.487γ = 90
Software Package:
Software NamePurpose
PHENIXrefinement
PHENIXrefinement
DIALSdata reduction
DIALSdata scaling
PHASERphasing

Structure Validation

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Ligand Structure Quality Assessment 


Entry History 

& Funding Information

Deposition Data


Funding OrganizationLocationGrant Number
National Natural Science Foundation of China (NSFC)China32171191

Revision History  (Full details and data files)

  • Version 1.0: 2025-02-12
    Type: Initial release