SMTL ID : 8ela.1 (1 other biounit)

CTX-M-14 beta-lactamase mutant - N132A w MES

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.50 Å

Oligo State

monomer

Ligands

1 x MES: 2-(N-MORPHOLINO)-ETHANESULFONIC ACID(Non-covalent)

MES.1: 9 residues within 4Å: Chain A: S.45, Y.80, S.105, N.145, T.191, T.210, G.211, S.212 Ligands: SO4.2 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:S.45, A:S.105, A:T.191, A:T.210 Water bridges: A:G.211, A:R.249 Salt bridges: A:K.209

1 x SO4: SULFATE ION(Non-functional Binders)

SO4.2: 12 residues within 4Å: Chain A: S.45, K.48, N.79, Y.80, S.105, A.107, E.141, N.145, S.212 Ligands: MES.1, ZN.3, CL.4 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:N.79, A:S.105, A:N.145, A:S.212 Salt bridges: A:K.48

1 x ZN: ZINC ION(Non-covalent)

ZN.3: 6 residues within 4Å: Chain A: K.48, N.79, E.141, N.145 Ligands: SO4.2, CL.4 2 PLIP interactions: 2 interactions with chain A Metal complexes: A:E.141, A:E.141

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

CL.4: 8 residues within 4Å: Chain A: C.44, S.45, K.48, E.141, L.144, N.145 Ligands: SO4.2, ZN.3 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Lu, S. et al., Mutagenesis and structural analysis reveal the CTX-M beta-lactamase active site is optimized for cephalosporin catalysis and drug resistance. J.Biol.Chem. (2023)

Release Date

2023-04-05

Peptides

Beta-lactamase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Beta-lactamase

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