8ILU

Crystal structure of mouse Galectin-3 in complex with small molecule inhibitor

• PDB DOI: https://doi.org/10.2210/pdb8ILU/pdb

• Classification: SUGAR BINDING PROTEIN
• Organism(s): Mus musculus
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2023-03-04 Released: 2024-03-06 
• Deposition Author(s): Kumar, A., Jinal, S., Raman, S., Ghosh, K.
• Funding Organization(s): Other private

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 0.229 
• R-Value Work: 0.164 
• R-Value Observed: 0.167 

Literature

Identification of Benzothiazole Derived Monosaccharides as Potent, Selective, and Orally Bioavailable Inhibitors of Human and Mouse Galectin-3

Ghosh, K.

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.

Biological Assembly Evidence: light scattering

Macromolecule Content

• Total Structure Weight: 34.11 kDa 
• Atom Count: 2,459 
• Modelled Residue Count: 275 
• Deposited Residue Count: 292 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Galectin-3	A, B	146	Mus musculus	Mutation(s): 0  Gene Names: Lgals3
UniProt
Find proteins for P16110 (Mus musculus) Explore P16110  Go to UniProtKB:  P16110

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
Q1L (Subject of Investigation/LOI)	C [auth A], F [auth B]	(2R,3R,4R,5R,6S)-2-(hydroxymethyl)-6-[2-(2-methyl-1,3-benzothiazol-6-yl)-1,2,4-triazol-3-yl]-4-[4-[3,4,5-tris(fluoranyl)phenyl]-1,2,3-triazol-1-yl]oxane-3,5-diol C24 H20 F3 N7 O4 S WCKXBKJSKJYEHK-SUHOFRIBSA-N
SCN	D [auth A]	THIOCYANATE ION C N S ZMZDMBWJUHKJPS-UHFFFAOYSA-M
NA	E [auth A]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.80 Å
• R-Value Free: 0.229 
• R-Value Work: 0.164 
• R-Value Observed: 0.167 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 40.73	α = 90
b = 49.6	β = 94.16
c = 60.55	γ = 90

Software Package:

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

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-03-06 
Deposition Author(s): Kumar, A., Jinal, S., Raman, S., Ghosh, K.

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Funding Organization	Location	Grant Number
Other private		--

Revision History  

• Version 1.0: 2024-03-06
  Type: Initial release