2ZQC

Aztreonam acyl-intermediate structure of class a beta-lactam Toho-1 E166A/R274N/R276N triple mutant


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.07 Å
  • R-Value Free: 0.146 
  • R-Value Work: 0.134 
  • R-Value Observed: 0.134 

wwPDB Validation   3D Report Full Report


This is version 1.2 of the entry. See complete history


Literature

Structural Basis of Extend Spectrum Beta-Lactamase in Correlation of Enzymatic Kinetics and Thermal Stability of Acyl-Intermediates

Nitanai, Y.Shimamura, T.Uchiyama, T.Ishii, Y.Takehira, M.Yutan, K.Matsuzawa, H.Miyano, M.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
Beta-lactamase Toho-1A262Escherichia coliMutation(s): 3 
Gene Names: bla
EC: 3.5.2.6
UniProt
Find proteins for Q47066 (Escherichia coli)
Explore Q47066 
Go to UniProtKB:  Q47066
Protein Feature View
Expand
  • Reference Sequence
Small Molecules
Ligands 2 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
AZR
Query on AZR

Download Ideal Coordinates CCD File 
F [auth A]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
C13 H19 N5 O8 S2
OEVQTUTXOVDNJO-GEEOIBTQSA-N
 Ligand Interaction
SO4
Query on SO4

Download Ideal Coordinates CCD File 
B [auth A], C [auth A], D [auth A], E [auth A]SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
 Ligand Interaction
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.07 Å
  • R-Value Free: 0.146 
  • R-Value Work: 0.134 
  • R-Value Observed: 0.134 
  • Space Group: P 32 2 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 72.293α = 90
b = 72.293β = 90
c = 97.578γ = 120
Software Package:
Software NamePurpose
MOLREPphasing
REFMACrefinement
HKL-2000data collection
HKL-2000data reduction
SCALEPACKdata scaling

Structure Validation

View Full Validation Report



Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2009-07-28
    Type: Initial release
  • Version 1.1: 2011-07-13
    Changes: Version format compliance
  • Version 1.2: 2011-08-31
    Changes: Non-polymer description