PDB Entry (1pi4)
PDB ID: 1pi4 Resolution: 1.39 Å Exp. Method: X-RAY DIFFRACTION
PMID: 14661960 DOI: 10.1021/bi035054a
Protein
Protein Name: Beta-lactamase
Uniprot ID/ACC: P00811 (AMPC_ECOLI) Organism: Escherichia coli (strain K12)
Gene Symbol: ampC Gene ID: 948669
Protein Class: HYDROLASE
Ligand
Ligand Name:   (1R)-1-(2-THIENYLACETYLAMINO)-1-PHENYLMETHYLBORONIC ACID
Canonical SMILES:   c1ccccc1[C@@H](B(O)O)NC(=O)Cc2cccs2
Standard InChI:   InChI=1S/C13H14BNO3S/c16-12(9-11-7-4-8-19-11)15-13(14(17)18)10-5-2-1-3-6-10/h1-8,13,17-18H,9H2,(H,15,16)/t13-/m0/s1
HET Code:   SM3 PubChem:   5289378
DrugBank:   DB08552 ChEMBL:   CHEMBL404155
Molecular Formula:   C13H14BNO3S Mol. Weight:   275.07874 logP:   1.1601
HBD:   3 HBA:   4
#Rotatable Bonds:   5 TPSA:   69.56
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Borylation SER 64 A 15.12 - Boronic Acid
Binding Affinity
Database Name Value
PDBBind Ki : 37 nM
Binding MOAD Ki : 37 nM