PDB Entry (6b1x)
PDB ID: 6b1x Resolution: 1.45 Å Exp. Method: X-RAY DIFFRACTION
PMID: 29627985 DOI: 10.1021/acs.jmedchem.8b00091
Protein
Protein Name: Carbapenem-hydrolyzing beta-lactamase KPC
Uniprot ID/ACC: Q9F663 (BLKPC_KLEPN) Organism: Klebsiella pneumoniae
Gene Symbol: bla Gene ID: 56982589
Protein Class: HYDROLASE
Ligand
Ligand Name:   WCK 5153
Canonical SMILES:   OS(=O)(=O)ON1[C@H]2CN([C@@H](CC2)C(=O)NNC(=O)[C@@H]2CCNC2)C1=O
Standard InChI:   InChI=1S/C12H19N5O7S/c18-10(7-3-4-13-5-7)14-15-11(19)9-2-1-8-6-16(9)12(20)17(8)24-25(21,22)23/h7-9,13H,1-6H2,(H,14,18)(H,15,19)(H,21,22,23)/t7-,8-,9+/m1/s1
HET Code:   C9D PubChem:   77846238
DrugBank:   - ChEMBL:   -
Molecular Formula:   C12H19N5O7S Mol. Weight:   377.10052 logP:   -2.2537
HBD:   4 HBA:   7
#Rotatable Bonds:   4 TPSA:   157.38
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Imidazolidinone Opening SER 70 A 17.79 - Imidazolidinone
Binding Affinity
Database Name Value
PDBBind Kd : 40 nM