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9FDC

Co-crystal structure of Galectin-3 with an inhibitor

This is a non-PDB format compatible entry.
Summary for 9FDC
Entry DOI10.2210/pdb9fdc/pdb
DescriptorGalectin-3, NONAETHYLENE GLYCOL, (2~{R},3~{R},4~{S},5~{R},6~{R})-~{N}-[3,5-bis(chloranyl)phenyl]-6-(hydroxymethyl)-~{N}-methyl-3,5-bis(oxidanyl)-4-[4-[3,4,5-tris(fluoranyl)phenyl]-1,2,3-triazol-1-yl]oxane-2-carboxamide, ... (5 entities in total)
Functional Keywordsinhibitor, sugar binding protein
Biological sourceHomo sapiens (human)
Total number of polymer chains1
Total formula weight16720.93
Authors
Mac Sweeney, A. (deposition date: 2024-05-16, release date: 2025-03-26)
Primary citationZumbrunn, C.,Remen, L.,Sager, C.P.,Grisostomi, C.,Stamm, C.,Krusi, D.,Glutz, S.,Schmidt, G.,Nayler, O.,Iglarz, M.,Mac Sweeney, A.,Chambovey, A.,Muller, M.,Mueller, C.,Huhn, E.,Cattaneo, C.,Vercauteren, M.,Gatfield, J.,Bolli, M.H.,Meyer, S.,Bourquin, G.
Discovery of Galactopyranose-1-Carboxamides as a New Class of Small, Novel, Potent, Selective, and Orally Active Galectin-3 Inhibitors.
Chemmedchem, :e202401012-e202401012, 2025
Cited by
PubMed Abstract: Galectin-3 (Gal-3), a β-galactoside-binding lectin, is implicated in diverse cellular functions ranging from immune response modulation to tissue homeostasis. Notably, increased Gal-3 expression has been linked to the progression of numerous diseases, including cancer, fibrosis, and cardiovascular disorders, underscoring its potential as a therapeutic target. Small molecule inhibitors have been discovered and are valuable tools to study such diseases. We report here the discovery of novel, galactose-based, small molecule inhibitors such as compound 12 which are orally bioavailable and show efficacy in a mouse model of acute liver injury and fibrosis (CCl model). The use of structure-based drug design (docking of a virtual library of amides based on acid 2) was key in the process towards potent, nanomolar inhibitors.
PubMed: 40071533
DOI: 10.1002/cmdc.202401012
PDB entries with the same primary citation
Experimental method
X-RAY DIFFRACTION (1.78 Å)
Structure validation

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