SMTL ID : 5tw6.1

CTX-M-14 P167S:E166A mutant with acylated ceftazidime molecule

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

monomer

Ligands

1 x CAZ: ACYLATED CEFTAZIDIME(Covalent)

CAZ.1: 18 residues within 4Å: Chain A: C.44, S.45, N.79, Y.80, S.105, N.107, N.145, T.146, A.147, T.191, K.209, T.210, G.211, S.212, G.213, D.214, R.249 Ligands: EDO.2 15 PLIP interactions: 15 interactions with chain A Hydrogen bonds: A:S.45, A:N.79, A:S.105, A:N.107, A:T.146, A:S.212, A:S.212, A:S.212 Water bridges: A:C.44, A:R.139, A:N.145, A:N.145, A:T.146 Salt bridges: A:K.209, A:R.249

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

EDO.2: 4 residues within 4Å: Chain A: C.44, S.45, N.107 Ligands: CAZ.1 2 PLIP interactions: 2 interactions with chain A Water bridges: A:C.44, A:S.47 EDO.3: 7 residues within 4Å: Chain A: I.130, G.131, D.132, A.160, Q.163, T.164, Q.167 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:D.132, A:Q.163, A:T.164

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Patel, M.P. et al., The Drug-Resistant Variant P167S Expands the Substrate Profile of CTX-M beta-Lactamases for Oxyimino-Cephalosporin Antibiotics by Enlarging the Active Site upon Acylation. Biochemistry (2017)

Release Date

2017-06-28

Peptides

Beta-lactamase: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Beta-lactamase

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