8WK2

Crystal structure of AtHPPD-F419Y+Y13287 complex

• PDB DOI: https://doi.org/10.2210/pdb8WK2/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): Arabidopsis thaliana
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2023-09-26 Released: 2024-10-02 
• Deposition Author(s): Yang, G.-F., Lin, H.-Y., Dong, J.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.81 Å
• R-Value Free: 0.215 
• R-Value Work: 0.182 
• R-Value Observed: 0.183 

Starting Model: experimental

Literature

Crystal structure of AtHPPD-F419Y+Y13287 complex

Yang, G.-F., Lin, H.-Y., Dong, J.

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)

Macromolecule Content

• Total Structure Weight: 46.45 kDa 
• Atom Count: 3,158 
• Modelled Residue Count: 379 
• Deposited Residue Count: 417 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
4-hydroxyphenylpyruvate dioxygenase	A	417	Arabidopsis thaliana	Mutation(s): 1  Gene Names: HPD, PDS1, At1g06570, F12K11.9 EC: 1.13.11.27
UniProt
Find proteins for P93836 (Arabidopsis thaliana) Explore P93836  Go to UniProtKB:  P93836

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
92X	C [auth A]	1,5-dimethyl-3-(2-methylphenyl)-6-(2-oxidanyl-6-oxidanylidene-cyclohexen-1-yl)carbonyl-quinazoline-2,4-dione C24 H22 N2 O5 ZGLNNDUJJLHJTE-UHFFFAOYSA-N
CO	B [auth A]	COBALT (II) ION Co XLJKHNWPARRRJB-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.81 Å
• R-Value Free: 0.215 
• R-Value Work: 0.182 
• R-Value Observed: 0.183 
• Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 76.908	α = 90
b = 83.814	β = 100.92
c = 61.997	γ = 90

Software Package:

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

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-10-02 
Deposition Author(s): Yang, G.-F., Lin, H.-Y., Dong, J.

---

Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	--

Revision History  

• Version 1.0: 2024-10-02
  Type: Initial release
  
• Version 1.1: 2024-10-23
  Changes: Structure summary