9HRQ | pdb_00009hrq

Crystal structure of Arabidopsis thaliana Fatty Acid Thioesterase A with an unidentified ligand which closes the N-terminal domain

PDB DOI: https://doi.org/10.2210/pdb9HRQ/pdb

Classification: HYDROLASE
Organism(s): Arabidopsis thaliana
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2024-12-18 Released: 2025-08-13
Deposition Author(s): Kot, E., Ni, X., Koekemoer, L., Mulholland, N.P., Montgomery, M.G., von Delft, F.
Funding Organization(s): Engineering and Physical Sciences Research Council

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.54 Å
R-Value Free:
0.217 (Depositor), 0.226 (DCC)
R-Value Work:
0.189 (Depositor), 0.199 (DCC)
R-Value Observed:
0.190 (Depositor)

Starting Model: experimental
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wwPDB Validation 3D Report Full Report

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

Literature

Crystal structure of Arabidopsis thaliana Fatty Acid Thioesterase A with an unidentified ligand which closes the N-terminal domain

Kot, E., Ni, X., Koekemoer, L., Mulholland, N.P., Montgomery, M.G., von Delft, F.

To be published.

Macromolecule Content

Total Structure Weight: 67.35 kDa
Atom Count: 4,764
Modeled Residue Count: 530
Deposited Residue Count: 590
Unique protein chains: 1

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Oleoyl-acyl carrier protein thioesterase 1, chloroplastic	A, B	295	Arabidopsis thaliana	Mutation(s): 0 Gene Names: FATA, FATA1, At3g25110, MJL12.5 EC: 3.1.2.14
UniProt
Find proteins for Q42561 (Arabidopsis thaliana) Explore Q42561 Go to UniProtKB: Q42561
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	Q42561
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
SO4 Query on SO4 Download Ideal Coordinates CCD File SDF format, chain C [auth A] MOL2 format, chain C [auth A] mmCIF format, chain C [auth A]	C [auth A]	SULFATE ION O₄ S QAOWNCQODCNURD-UHFFFAOYSA-L		Interactions Focus chain C [auth A] Interactions & Density Focus chain C [auth A]
UNL (Subject of Investigation/LOI) Query on UNL Download Ideal Coordinates CCD File	D [auth B]	Unknown ligand QAOWNCQODCNURD-UHFFFAOYSA-L		Interactions Focus chain D [auth B] Interactions & Density Focus chain D [auth B]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.54 Å
R-Value Free: 0.217 (Depositor), 0.226 (DCC)
R-Value Work: 0.189 (Depositor), 0.199 (DCC)
R-Value Observed: 0.190 (Depositor)

Space Group: I 2 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 96.79	α = 90
b = 98.58	β = 90
c = 128.23	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
Aimless	data scaling
xia2	data reduction
PHASER	phasing

Structure Validation

View Full Validation Report

Entry History & Funding Information

Deposition Data

Released Date: 2025-08-13

Deposition Author(s):

Mulholland, N.P.

Montgomery, M.G.

Funding Organization	Location	Grant Number
Engineering and Physical Sciences Research Council	United Kingdom	--

Revision History (Full details and data files)

Version 1.0: 2025-08-13
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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.