PDB Entry (5lf3)
PDB ID: 5lf3 Resolution: 2.1 Å Exp. Method: X-RAY DIFFRACTION
PMID: 27493187 DOI: 10.1126/science.aaf8993
Protein
Protein Name: Proteasome subunit beta type-7
Uniprot ID/ACC: Q99436 (PSB7_HUMAN) Organism: Homo sapiens (Human)
Gene Symbol: PSMB7 Gene ID: 5695
Protein Class: HYDROLASE
Ligand
Ligand Name:   bortezomib
Canonical SMILES:   c1ccccc1C[C@@H](C(=O)N[C@H](B(O)O)CC(C)C)NC(=O)c2cnccn2
Standard InChI:   InChI=1S/C19H25BN4O4/c1-13(2)10-17(20(27)28)24-18(25)15(11-14-6-4-3-5-7-14)23-19(26)16-12-21-8-9-22-16/h3-9,12-13,15,17,27-28H,10-11H2,1-2H3,(H,23,26)(H,24,25)/t15-,17-/m0/s1
HET Code:   BO2 PubChem:   387447
DrugBank:   DB00188 ChEMBL:   CHEMBL325041
Molecular Formula:   C19H25BN4O4 Mol. Weight:   384.1969 logP:   0.3606
HBD:   4 HBA:   6
#Rotatable Bonds:   9 TPSA:   124.44
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Borylation THR 1 V 26.42 - Boronic Acid
Binding Affinity
Database Name Value
BindingDB IC50 : 4 nM , IC50 : 6.7 nM , IC50 : 6.2 nM , IC50 : 4.5 nM , IC50 : 97 nM , IC50 : 4.7 nM , IC50 : 1880 nM , IC50 : 7 nM , IC50 : 7.9 nM , IC50 : 8.3 nM , IC50 : 140 nM , IC50 : 0.5 nM , IC50 : 130 nM , IC50 : 2100 nM , Ki : 9.8 nM , IC50 : 2000 nM , IC50 : 120 nM , IC50 : 1930 nM , IC50 : 1.9 nM , IC50 : 8.96 nM , IC50 : 4.4 nM , IC50 : 3998 nM , IC50 : 19 nM , IC50 : 7.1 nM , IC50 : 28 nM , IC50 : 440 nM , IC50 : 30 nM , IC50 : 590 nM , Ki : 0.6 nM , IC50 : 700 nM , IC50 : 53 nM