9IZT | pdb_00009izt

Crystal structure of a PU hydrolysis enzyme Aes72 from Comamonas acidovorans

• PDB DOI: https://doi.org/10.2210/pdb9IZT/pdb

• Classification: HYDROLASE
• Organism(s): Delftia acidovorans
• Expression System: Escherichia coli 'BL21-Gold(DE3)pLysS AG
• Mutation(s): No 


• Deposited: 2024-08-01 Released: 2026-02-04 
• Deposition Author(s): Han, X., Li, Z.S., Liu, J.W., Liu, W.D., Dong, W.L.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 
  0.215 (Depositor), 0.214 (DCC) 
• R-Value Work: 
  0.174 (Depositor), 0.179 (DCC) 
• R-Value Observed: 
  0.176 (Depositor) 

Starting Model: in silico

Literature

Crystal structure of a PU hydrolysis enzyme Aes72 from Comamonas acidovorans

Han, X., Li, Z.S., Liu, J.W., Liu, W.D., Dong, W.L.

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: 65.32 kDa 
• Atom Count: 5,075 
• Modeled Residue Count: 592 
• Deposited Residue Count: 594 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Acetyl esterase/lipase	A, B	297	Delftia acidovorans	Mutation(s): 0  Gene Names: SAMN04488025_10455
UniProt
Find proteins for A0A1I2L9V0 (Planifilum fulgidum) Explore A0A1I2L9V0  Go to UniProtKB:  A0A1I2L9V0

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free:  0.215 (Depositor), 0.214 (DCC) 
• R-Value Work:  0.174 (Depositor), 0.179 (DCC) 
• R-Value Observed: 0.176 (Depositor) 

Space Group: I 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 77.161	α = 90
b = 71.121	β = 104.11
c = 101.579	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
CrystFEL	data scaling
PHASER	phasing
CrysalisPro	data reduction

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2026-02-04 
Deposition Author(s): Han, X., Li, Z.S., Liu, J.W., Liu, W.D., Dong, W.L.

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

Revision History  

• Version 1.0: 2026-02-04
  Type: Initial release