SMTL ID : 7khq.1

Crystal structure of OXA-48 K73A in complex with meropenem

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

homo-dimer

Ligands

2 x MER: (4R,5S)-3-{[(3S,5S)-5-(dimethylcarbamoyl)pyrrolidin-3-yl]sulfanyl}-5-[(2S,3R)-3-hydroxy-1-oxobutan-2-yl]-4-methyl-4,5-d ihydro-1H-pyrrole-2-carboxylic acid(Covalent)

MER.1: 12 residues within 4Å: Chain A: A.48, S.49, W.84, S.97, V.99, L.137, T.188, G.189, Y.190, L.226, R.229 Ligands: CL.3 13 PLIP interactions: 13 interactions with chain A Hydrophobic interactions: A:V.99, A:L.137 Hydrogen bonds: A:S.49, A:S.97, A:S.97, A:T.188, A:T.188, A:Y.190, A:R.229 Water bridges: A:Q.230, A:Q.230 Salt bridges: A:K.187, A:R.229 MER.5: 13 residues within 4Å: Chain B: A.48, S.49, I.81, W.84, S.97, V.99, L.137, T.188, G.189, Y.190, L.226, R.229 Ligands: CL.6 11 PLIP interactions: 11 interactions with chain B Hydrophobic interactions: B:I.81, B:L.137, B:Y.190 Hydrogen bonds: B:S.49, B:S.97, B:S.97, B:T.188, B:T.188, B:Y.190 Water bridges: B:R.229 Salt bridges: B:R.229

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

CL.2: 2 residues within 4Å: Chain A: R.185 Chain B: R.185 Ligand excluded by PLIP CL.3: 2 residues within 4Å: Chain A: R.193 Ligands: MER.1 Ligand excluded by PLIP CL.6: 2 residues within 4Å: Chain B: R.193 Ligands: MER.5 Ligand excluded by PLIP CL.7: 0 residues within 4Å: (No contacts) Ligand excluded by PLIP

2 x ZN: ZINC ION(Non-covalent)

ZN.4: 3 residues within 4Å: Chain A: E.16, H.17, E.235 4 PLIP interactions: 4 interactions with chain A Metal complexes: A:E.16, A:H.17, A:E.235, A:E.235 ZN.8: 3 residues within 4Å: Chain B: E.16, H.17, E.235 4 PLIP interactions: 4 interactions with chain B Metal complexes: B:E.16, B:H.17, B:E.235, B:E.235

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Stojanoski, V. et al., Mechanistic Basis of OXA-48-like beta-Lactamases' Hydrolysis of Carbapenems. Acs Infect Dis. (2021)

Release Date

2021-02-10

Peptides

Beta-lactamase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Beta-lactamase

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