PDB Entry (4no1)
PDB ID: 4no1 Resolution: 2.5 Å Exp. Method: X-RAY DIFFRACTION
PMID: 24403024 DOI: 10.1002/anie.201308984
Protein
Protein Name: Proteasome subunit beta type-5
Uniprot ID/ACC: P30656 (PSB5_YEAST) Organism: Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)
Gene Symbol: PRE2 Gene ID: 856218
Protein Class: HYDROLASE
Ligand
Ligand Name:   Z-Leu-Leu-Leu-B(OH)2
Canonical SMILES:   CC(C)C[C@@H](B(O)O)NC(=O)[C@H](CC(C)C)NC(=O)[C@H](CC(C)C)NC(=O)OCc1ccccc1
Standard InChI:   InChI=1S/C25H42BN3O6/c1-16(2)12-20(24(31)29-22(26(33)34)14-18(5)6)27-23(30)21(13-17(3)4)28-25(32)35-15-19-10-8-7-9-11-19/h7-11,16-18,20-22,33-34H,12-15H2,1-6H3,(H,27,30)(H,28,32)(H,29,31)/t20-,21-,22-/m0/s1
HET Code:   CIX PubChem:   490002
DrugBank:   - ChEMBL:   CHEMBL114388
Molecular Formula:   C25H42BN3O6 Mol. Weight:   491.31668 logP:   2.4013
HBD:   5 HBA:   6
#Rotatable Bonds:   14 TPSA:   136.99
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Borylation THR 1 K 27.95 - Boronic Acid
Binding Affinity
Database Name Value
PDBBind IC50 : 27 nM