9SLX | pdb_00009slx

holo human GSTA1 in complex with dendrogenin A (bilary salt analogue, 3beta,5alpha-dihydroxy-6beta-[2-(1H-imidazol-4-yl)-ethylamino]-cholan-24-oic acid)

• PDB DOI: https://doi.org/10.2210/pdb9SLX/pdb

• Classification: TRANSFERASE
• Organism(s): Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2025-09-05 Released: 2026-09-16 
• Deposition Author(s): Ndikoum-Matip, G., Ayadi, S., Poirot, M., Nahoum, V., Maveyraud, L.
• Funding Organization(s): Agence Nationale de la Recherche (ANR)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.65 Å
• R-Value Free: 
  0.207 (Depositor), 0.202 (DCC) 
• R-Value Work: 
  0.176 (Depositor), 0.174 (DCC) 
• R-Value Observed: 
  0.177 (Depositor) 

Starting Model: experimental

Literature

The tumor-suppressor cholesterol metabolite dendrogenin A is produced by glutathione transferase A1-1

Ayadi, S., de Medina, P., Lacroix-Triki, M., Bunay, J., Voisin, M., Pucheu, L., Sjodin, B., Gadaleta, E., Chelala, C., Kim, H.Y.H., Franchet, C., Allal, B., Filleron, T., le Faouder, P., Mourey, L., Vija, L., Porter, N.A., Mannervik, B., Nahoum, V., Maveyraud, L., Silvente-Poirot, S., Poirot, M.

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.

Macromolecule Content 

• Total Structure Weight: 52.34 kDa 
• Atom Count: 4,358 
• Modeled Residue Count: 439 
• Deposited Residue Count: 444 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Glutathione S-transferase A1	A, B	222	Homo sapiens	Mutation(s): 0  Gene Names: GSTA1 EC: 2.5.1.18 (PDB Primary Data), 1.11.1 (PDB Primary Data), 5.3.3 (PDB Primary Data)
UniProt & NIH Common Fund Data Resources
Find proteins for P08263 (Homo sapiens) Explore P08263  Go to UniProtKB:  P08263
PHAROS:  P08263 GTEx:  ENSG00000243955

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
A1JOL( Subject of Investigation/LOI)	C [auth A], D [auth B]	(4~{R})-4-[(3~{S},5~{R},6~{R},8~{S},9~{S},10~{R},13~{R},14~{S},17~{R})-6-[2-(1~{H}-imidazol-4-yl)ethylamino]-10,13-dimethyl-3,5-bis(oxidanyl)-1,2,3,4,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-17-yl]pentanoic acid C29 H47 N3 O4 USZWOQKHHMFOHA-NZSBQQPZSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.65 Å
• R-Value Free:  0.207 (Depositor), 0.202 (DCC) 
• R-Value Work:  0.176 (Depositor), 0.174 (DCC) 
• R-Value Observed: 0.177 (Depositor) 

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 100.21	α = 90
b = 93.18	β = 92.55
c = 51.23	γ = 90

Software Package:

Software Name	Purpose
BUSTER	refinement
autoPROC	data processing
XSCALE	data scaling
TRUNCATE	data processing
XDS	data reduction
BUSTER	phasing

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2026-09-16 
Deposition Author(s): Ndikoum-Matip, G., Ayadi, S., Poirot, M., Nahoum, V., Maveyraud, L.

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Funding Organization	Location	Grant Number
Agence Nationale de la Recherche (ANR)	France	ANR-20-CE11-0005

Revision History  

• Version 1.0: 2026-09-16
  Type: Initial release