PDB Entry (3kwb) |
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PDB ID: 3kwb | Resolution: 2.02 Å | Exp. Method: X-RAY DIFFRACTION |
PMID: 20153187 | DOI: 10.1016/j.bmcl.2010.01.116 | |
Protein |
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Protein Name: Cathepsin K | |
Uniprot ID/ACC: P43235 (CATK_HUMAN) | Organism: Homo sapiens (Human) |
Gene Symbol: CTSK | Gene ID: 1513 |
Protein Class: HYDROLASE |
Ligand |
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Ligand Name: 3,5-dioxo-4-(3-piperidin-1-ylpropyl)-2-[3-(trifluoromethyl)phenyl]-2,3,4,5-tetrahydro-1,2,4-triazine-6-carbonitrile | ||
Canonical SMILES: FC(F)(F)c1cccc(c1)-n1nc(C#N)c(=O)n(CCCN2CCCCC2)c1=O | ||
Standard InChI: InChI=1S/C19H20F3N5O2/c20-19(21,22)14-6-4-7-15(12-14)27-18(29)26(17(28)16(13-23)24-27)11-5-10-25-8-2-1-3-9-25/h4,6-7,12H,1-3,5,8-11H2 | ||
HET Code: ORH | PubChem: 46865101 | |
DrugBank: - | ChEMBL: CHEMBL1084114 | |
Molecular Formula: C19H20F3N5O2 | Mol. Weight: 407.15692 | logP: 2.16068 |
HBD: 0 | HBA: 7 | |
#Rotatable Bonds: 5 | TPSA: 83.92 |
Covalent Mechanism |
Reaction Name | Residue | Chain ID | SASA | pKa | Warhead Name | Warhead Structure |
Nucleophilic Addition to a Triple Bond | CYS 1025 | X | 16.98 | 12.86 | Nitrile |
Binding Affinity |
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Database Name | Value |
PDBBind | IC50 : 17 nM |
BindingDB | IC50 : 17 nM |