8ZRF | pdb_00008zrf

Arabidopsis Carboxylesterase CXE15

• PDB DOI: https://doi.org/10.2210/pdb8ZRF/pdb

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


• Deposited: 2024-06-04 Released: 2025-06-04 
• Deposition Author(s): Arold, S.T., Hameed, U.F.S.
• Funding Organization(s): Other private

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.05 Å
• R-Value Free: 
  0.230 (Depositor), 0.240 (DCC) 
• R-Value Work: 
  0.202 (Depositor), 0.214 (DCC) 
• R-Value Observed: 
  0.203 (Depositor) 

Starting Model: in silico

Literature

Arabidopsis Carboxylesterase CXE15

Arold, S.T., Hameed, U.F.S.

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: 36.02 kDa 
• Atom Count: 2,591 
• Modeled Residue Count: 321 
• Deposited Residue Count: 321 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Carboxylesterase 15	A	321	Arabidopsis thaliana	Mutation(s): 0  Gene Names: CXE15, At5g06570, F15M7.10 EC: 3.1.1
UniProt
Find proteins for Q9FG13 (Arabidopsis thaliana) Explore Q9FG13  Go to UniProtKB:  Q9FG13

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GOL (Subject of Investigation/LOI)	B [auth A], C [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.05 Å
• R-Value Free:  0.230 (Depositor), 0.240 (DCC) 
• R-Value Work:  0.202 (Depositor), 0.214 (DCC) 
• R-Value Observed: 0.203 (Depositor) 

Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 84.091	α = 90
b = 84.091	β = 90
c = 117.238	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling
MOLREP	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-06-04 
Deposition Author(s): Arold, S.T., Hameed, U.F.S.

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Funding Organization	Location	Grant Number
Other private	Saudi Arabia	--

Revision History  

• Version 1.0: 2025-06-04
  Type: Initial release