PDB Entry (3a3e)
PDB ID: 3a3e Resolution: 2.4 Å Exp. Method: X-RAY DIFFRACTION
PMID: 19958776 DOI: 10.1016/j.jmb.2009.11.055
Protein
Protein Name: Penicillin-binding protein 4
Uniprot ID/ACC: A8E0K8 (A8E0K8_HAEIF) Organism: Haemophilus influenzae
Gene Symbol: dacB Gene ID: -
Protein Class: HYDROLASE
Ligand
Ligand Name:   6-[2-(4-ethyl-2,3-dioxo-piperazin-1-ylamino)-2-phenyl-acetylamino]-3,3,-dimethyl-7-oxo-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylic acid
Canonical SMILES:   CCN1CCN(N[C@@H](C(=O)N[C@H]2[C@H]3SC(C)(C)[C@@H](N3C2=O)C(O)=O)c2ccccc2)C(=O)C1=O
Standard InChI:   InChI=1S/C22H27N5O6S/c1-4-25-10-11-26(19(31)18(25)30)24-13(12-8-6-5-7-9-12)16(28)23-14-17(29)27-15(21(32)33)22(2,3)34-20(14)27/h5-9,13-15,20,24H,4,10-11H2,1-3H3,(H,23,28)(H,32,33)/t13-,14-,15+,20-/m1/s1
HET Code:   CMV PubChem:   14054373
DrugBank:   - ChEMBL:   -
Molecular Formula:   C22H27N5O6S Mol. Weight:   489.1682 logP:   -0.4453
HBD:   3 HBA:   7
#Rotatable Bonds:   7 TPSA:   139.36
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Beta-Lactam Addition SER 69 A 11.72 - Beta-Lactam
Binding Affinity
-