PDB Entry (1ms6) |
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PDB ID: 1ms6 | Resolution: 1.9 Å | Exp. Method: X-RAY DIFFRACTION |
PMID: 12459015 | DOI: 10.1021/jm020209i | |
Protein |
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Protein Name: Cathepsin S | |
Uniprot ID/ACC: P25774 (CATS_HUMAN) | Organism: Homo sapiens (Human) |
Gene Symbol: CTSS | Gene ID: 1520 |
Protein Class: HYDROLASE |
Ligand |
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Ligand Name: MORPHOLINE-4-CARBOXYLIC ACID [1S-(2-BENZYLOXY-1R-CYANO-ETHYLCARBAMOYL)-3-METHYL-BUTYL]AMIDE | ||
Canonical SMILES: C1COCCN1C(=O)N[C@@H](CC(C)C)C(=O)N[C@H](C#N)COCc2ccccc2 | ||
Standard InChI: InChI=1S/C21H30N4O4/c1-16(2)12-19(24-21(27)25-8-10-28-11-9-25)20(26)23-18(13-22)15-29-14-17-6-4-3-5-7-17/h3-7,16,18-19H,8-12,14-15H2,1-2H3,(H,23,26)(H,24,27)/t18-,19+/m1/s1 | ||
HET Code: BLN | PubChem: 5287799 | |
DrugBank: DB03767 | ChEMBL: CHEMBL153813 | |
Molecular Formula: C21H30N4O4 | Mol. Weight: 402.2267 | logP: 1.66808 |
HBD: 2 | HBA: 5 | |
#Rotatable Bonds: 9 | TPSA: 103.69 |
Covalent Mechanism |
Reaction Name | Residue | Chain ID | SASA | pKa | Warhead Name | Warhead Structure |
Nucleophilic Addition to a Triple Bond | CYS 25 | A | 16.18 | 12.62 | Nitrile |
Binding Affinity |
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Database Name | Value |
PDBBind | Kd : 0.3 nM |
BindingDB | Kd : 0.3 nM , IC50 : 19 nM |