SMTL ID : 6zxi.1

Crystal Structure of the OXA-48 Carbapenem-Hydrolyzing Class D beta-Lactamase in Complex with the DBO inhibitor ANT3310

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.85 Å

Oligo State

homo-dimer

Ligands

2 x QS8: [[(3~{R},6~{R})-6-fluoranyl-1-methanoyl-piperidin-3-yl]amino] hydrogen sulfate(Covalent)

QS8.1: 11 residues within 4Å: Chain A: A.69, S.70, W.105, S.118, V.120, K.208, T.209, G.210, Y.211, R.250 Ligands: CO2.4 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:Y.211 Hydrogen bonds: A:S.70, A:S.118, A:T.209, A:T.209, A:Y.211 Water bridges: A:K.208 Salt bridges: A:K.208, A:R.250 QS8.6: 11 residues within 4Å: Chain B: A.69, S.70, W.105, S.118, V.120, L.158, K.208, T.209, G.210, Y.211, R.250 9 PLIP interactions: 9 interactions with chain B Hydrogen bonds: B:S.70, B:S.118, B:T.209, B:T.209, B:Y.211 Water bridges: B:K.73, B:K.208 Salt bridges: B:K.208, B:R.250

2 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.2: 1 residues within 4Å: Chain A: H.38 No protein-ligand interaction detected (PLIP) EDO.3: 4 residues within 4Å: Chain A: R.174, K.175, H.178, K.180 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:R.174 Water bridges: A:R.174

1 x CO2: CARBON DIOXIDE(Non-covalent)

CO2.4: 5 residues within 4Å: Chain A: S.70, K.73, V.120, W.157 Ligands: QS8.1 No protein-ligand interaction detected (PLIP)

1 x CL: CHLORIDE ION(Non-functional Binders)

CL.5: 2 residues within 4Å: Chain A: R.206 Chain B: R.206 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Davies, D.T. et al., Discovery of ANT3310 , a Novel Broad-Spectrum Serine beta-Lactamase Inhibitor of the Diazabicyclooctane Class, Which Strongly Potentiates Meropenem Activity against Carbapenem-Resistant Enterobacterales and Acinetobacter baumannii. J.Med.Chem. (2020)

Release Date

2021-08-11

Peptides

Beta-lactamase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Beta-lactamase

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