8ITS

Crystal structure of DUF-3268 k-junction

• PDB DOI: https://doi.org/10.2210/pdb8ITS/pdb
• NAKB: 8ITS

• Classification: RNA
• Organism(s): bacterium
• Mutation(s): No 


• Deposited: 2023-03-22 Released: 2024-03-27 
• Deposition Author(s): Li, M., Lilley, D.M.J., Huang, L.
• Funding Organization(s): National Natural Science Foundation of China (NSFC), Cancer Research UK

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.94 Å
• R-Value Free: 0.220 
• R-Value Work: 0.202 
• R-Value Observed: 0.203 

Starting Model: in silico

Literature

Crystal structure of DUF-3268 k-junction

Li, M., Lilley, D.M.J., Huang, L.

To be published.

Biological Assembly 1  

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 15.01 kDa 
• Atom Count: 1,114 
• Modelled Residue Count: 46 
• Deposited Residue Count: 46 
• Unique nucleic acid chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Length	Organism	Image
RNA (46-MER)	A	46	bacterium

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
MG (Subject of Investigation/LOI)	B [auth A], C [auth A], D [auth A]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.94 Å
• R-Value Free: 0.220 
• R-Value Work: 0.202 
• R-Value Observed: 0.203 
• Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 79.54	α = 90
b = 38.73	β = 125.83
c = 49.8	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
xia2	data reduction
xia2	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-03-27 
Deposition Author(s): Li, M., Lilley, D.M.J., Huang, L.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	32171191
Cancer Research UK	United Kingdom	A18604

Revision History  

• Version 1.0: 2024-03-27
  Type: Initial release