PDB Entry (2dcd)
PDB ID: 2dcd Resolution: 2.5 Å Exp. Method: X-RAY DIFFRACTION
PMID: - DOI: -
Protein
Protein Name: Cathepsin B
Uniprot ID/ACC: P07688 (CATB_BOVIN) Organism: Bos taurus (Bovine)
Gene Symbol: CTSB Gene ID: 281105
Protein Class: HYDROLASE
Ligand
Ligand Name:   N-({(2S,3S)-3-[(BENZYLAMINO)CARBONYL]OXIRAN-2-YL}CARBONYL)-L-ISOLEUCYL-L-PROLINE
Canonical SMILES:   CC[C@H](C)[C@H](NC(=O)[C@H]1O[C@@H]1C(=O)NCc1ccccc1)C(=O)N1CCC[C@H]1C(O)=O
Standard InChI:   InChI=1S/C22H29N3O6/c1-3-13(2)16(21(28)25-11-7-10-15(25)22(29)30)24-20(27)18-17(31-18)19(26)23-12-14-8-5-4-6-9-14/h4-6,8-9,13,15-18H,3,7,10-12H2,1-2H3,(H,23,26)(H,24,27)(H,29,30)/t13-,15-,16-,17-,18-/m0/s1
HET Code:   78A PubChem:   23647361
DrugBank:   DB07231 ChEMBL:   CHEMBL1230555
Molecular Formula:   C22H29N3O6 Mol. Weight:   431.20563 logP:   0.6767
HBD:   3 HBA:   5
#Rotatable Bonds:   9 TPSA:   128.34
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Epoxide Opening CYS 29 A 15.48 14.33 Epoxide
Binding Affinity
Database Name Value
BindingDB IC50 : 29 nM