SMTL ID : 5ksc.1

E166A/R274N/R276N Toho-1 Beta-lactamase aztreonam acyl-enzyme intermediate

Coordinates

PDB Format Compare

Method

NEUTRON DIFFRACTION 2.10 Å

Oligo State

monomer

Ligands

1 x AZR: 2-({[(1Z)-1-(2-amino-1,3-thiazol-4-yl)-2-oxo-2-{[(2S,3S)-1-oxo-3-(sulfoamino)butan-2-yl]amino}ethylidene]amino}oxy)-2-methylpropanoic acid(Covalent)

AZR.1: 14 residues within 4Å: Chain A: C.42, S.43, N.77, Y.78, S.103, N.105, P.140, N.143, K.207, T.208, G.209, S.210, G.211, D.212 11 PLIP interactions: 11 interactions with chain A Hydrophobic interactions: A:Y.78 Hydrogen bonds: A:S.43, A:N.77, A:S.103, A:N.105, A:P.140, A:N.143, A:T.208, A:S.210, A:S.210 Salt bridges: A:K.207

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Vandavasi, V.G. et al., Active-Site Protonation States in an Acyl-Enzyme Intermediate of a Class A beta-Lactamase with a Monobactam Substrate. Antimicrob. Agents Chemother. (2017)

Release Date

2016-11-09

Peptides

Beta-lactamase Toho-1: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Beta-lactamase Toho-1