8ZR6 | pdb_00008zr6

Arabidopsis Carboxyl esterase CXE15 E271Q mutant

PDB DOI: https://doi.org/10.2210/pdb8ZR6/pdb

Classification: HYDROLASE
Organism(s): Arabidopsis thaliana
Expression System: Escherichia coli 'BL21-Gold(DE3)pLysS AG
Mutation(s): Yes

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

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.55 Å
R-Value Free:
0.236 (Depositor), 0.258 (DCC)
R-Value Work:
0.202 (Depositor), 0.232 (DCC)
R-Value Observed:
0.204 (Depositor)

Starting Model: in silico
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wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

This is version 1.0 of the entry. See complete history.

Literature

Arabidopsis Carboxyl esterase CXE15 E271Q mutant

Arold, S.T., Hameed, U.F.S.

To be published.

Macromolecule Content

Total Structure Weight: 35.93 kDa
Atom Count: 2,554
Modeled Residue Count: 321
Deposited Residue Count: 321
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Strigolactones hydrolase CXE15	A	321	Arabidopsis thaliana	Mutation(s): 1 Gene Names: CXE15, At5g06570, F15M7.10 EC: 3.1.1
UniProt
Find proteins for Q9FG13 (Arabidopsis thaliana) Explore Q9FG13 Go to UniProtKB: Q9FG13
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	Q9FG13
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
GOL (Subject of Investigation/LOI) Query on GOL Download Ideal Coordinates CCD File SDF format, chain B [auth A] MOL2 format, chain B [auth A] mmCIF format, chain B [auth A]	B [auth A]	GLYCEROL C₃ H₈ O₃ PEDCQBHIVMGVHV-UHFFFAOYSA-N		Interactions Focus chain B [auth A] Interactions & Density Focus chain B [auth A]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 2.55 Å
R-Value Free: 0.236 (Depositor), 0.258 (DCC)
R-Value Work: 0.202 (Depositor), 0.232 (DCC)
R-Value Observed: 0.204 (Depositor)

Space Group: P 4₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 84.274	α = 90
b = 84.274	β = 90
c = 118.253	γ = 90

Software Package:

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

Structure Validation

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Ligand Structure Quality Assessment

Entry History & Funding Information

Deposition Data

Released Date: 2025-06-04

Deposition Author(s):

Funding Organization	Location	Grant Number
Other private	Saudi Arabia	King Abdullah University of Science and Technology

Revision History (Full details and data files)

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

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.