9QZA | pdb_00009qza

Room temperature fragment screening of soluble epoxide hydrolase by serial crystallography

• PDB DOI: https://doi.org/10.2210/pdb9QZA/pdb

• Classification: HYDROLASE
• Organism(s): Homo sapiens
• Expression System: Spodoptera frugiperda
• Mutation(s): No 


• Deposited: 2025-04-22 Released: 2026-05-06 
• Deposition Author(s): Dunge, A., Wehlander, G., Branden, G., Kack, H.
• Funding Organization(s): The Swedish Foundation for Strategic Research, Swedish Research Council

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.93 Å
• R-Value Free: 
  0.224 (Depositor), 0.218 (DCC) 
• R-Value Work: 
  0.191 (Depositor), 0.184 (DCC) 
• R-Value Observed: 
  0.192 (Depositor) 

Starting Model: experimental

Literature

Room temperature fragment screening of soluble epoxide hydrolase by serial crystallography

Dunge, A., Wehlander, G., Branden, G., Kack, H.

To be published.

Biological Assembly 1  

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

Biological assembly 1 generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 62.25 kDa 
• Atom Count: 4,561 
• Modeled Residue Count: 546 
• Deposited Residue Count: 549 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Bifunctional epoxide hydrolase 2	A	549	Homo sapiens	Mutation(s): 0  Gene Names: EPHX2 EC: 3.1.3.76 (UniProt), 3.3.2.10 (UniProt)
UniProt & NIH Common Fund Data Resources
Find proteins for P34913 (Homo sapiens) Explore P34913  Go to UniProtKB:  P34913
PHAROS:  P34913 GTEx:  ENSG00000120915

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SWX (Subject of Investigation/LOI)	B [auth A]	(4-pyrimidin-5-ylphenyl)methanol C11 H10 N2 O QPOIDCHBWLGFGU-UHFFFAOYSA-N
EDO	C [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.93 Å
• R-Value Free:  0.224 (Depositor), 0.218 (DCC) 
• R-Value Work:  0.191 (Depositor), 0.184 (DCC) 
• R-Value Observed: 0.192 (Depositor) 

Space Group: P 6₅ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 94.28	α = 90
b = 94.28	β = 90
c = 247.35	γ = 120

Software Package:

Software Name	Purpose
BUSTER	refinement
CrystFEL	data scaling
CrystFEL	data collection
autoBUSTER	phasing
CrystFEL	data reduction

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2026-05-06 
Deposition Author(s): Dunge, A., Wehlander, G., Branden, G., Kack, H.

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Funding Organization	Location	Grant Number
The Swedish Foundation for Strategic Research	Sweden	ID17-0060
Swedish Research Council	Sweden	2017-06734
Swedish Research Council	Sweden	2021-05662
Swedish Research Council	Sweden	2021-05981

Revision History  

• Version 1.0: 2026-05-06
  Type: Initial release