9NZI | pdb_00009nzi

NONO homodimer bound to (R)-SKBG-1

• PDB DOI: https://doi.org/10.2210/pdb9NZI/pdb

• Classification: RNA BINDING PROTEIN
• Organism(s): Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2025-03-31 Released: 2025-12-17 
• Deposition Author(s): Bond, C.S., Marshall, A.C., Villa Gomez, A., Hockley, T.K.
• Funding Organization(s): Australian Research Council (ARC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.52 Å
• R-Value Free: 
  0.268 (Depositor), 0.269 (DCC) 
• R-Value Work: 
  0.225 (Depositor), 0.226 (DCC) 
• R-Value Observed: 
  0.227 (Depositor) 

Starting Model: experimental

Literature

NONO homodimer bound to (R)-SKBG-1

Bond, C.S., Marshall, A.C., Villa Gomez, A., Hockley, T.K.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors and generated by PISA (software)

Biological Assembly Evidence: homology

Biological Assembly 2  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 2 assigned by authors and generated by PISA (software)

Biological Assembly Evidence: homology

Macromolecule Content 

• Total Structure Weight: 122.84 kDa 
• Atom Count: 8,116 
• Modeled Residue Count: 980 
• Deposited Residue Count: 1,044 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Non-POU domain-containing octamer-binding protein	A, B, C, D	261	Homo sapiens	Mutation(s): 0  Gene Names: NONO, NRB54
UniProt & NIH Common Fund Data Resources
Find proteins for Q15233 (Homo sapiens) Explore Q15233  Go to UniProtKB:  Q15233
PHAROS:  Q15233 GTEx:  ENSG00000147140

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
A1B7J (Subject of Investigation/LOI)	E [auth A], F [auth B], G [auth C], I [auth D]	(2R)-4-(chloroacetyl)-1-(4-methoxybenzene-1-sulfonyl)-N-[(4-methoxyphenyl)methyl]piperazine-2-carboxamide C22 H26 Cl N3 O6 S SXQZEMXQTRNLRZ-HXUWFJFHSA-N
K	H [auth C]	POTASSIUM ION K NPYPAHLBTDXSSS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.52 Å
• R-Value Free:  0.268 (Depositor), 0.269 (DCC) 
• R-Value Work:  0.225 (Depositor), 0.226 (DCC) 
• R-Value Observed: 0.227 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 96.627	α = 90
b = 71.141	β = 118.656
c = 101.748	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
Aimless	data scaling
MOLREP	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-12-17 
Deposition Author(s): Bond, C.S., Marshall, A.C., Villa Gomez, A., Hockley, T.K.

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Funding Organization	Location	Grant Number
Australian Research Council (ARC)	Australia	DP220103667
Australian Research Council (ARC)	Australia	LE230100156
Australian Research Council (ARC)	Australia	LE140100096

Revision History  

• Version 1.0: 2025-12-17
  Type: Initial release