4A5R

Crystal structure of class A beta-lactamase from Bacillus licheniformis BS3 with tazobactam


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.10 Å
  • R-Value Free: 0.233 
  • R-Value Work: 0.182 
  • R-Value Observed: 0.185 

Starting Model: experimental
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wwPDB Validation   3D Report Full Report


Ligand Structure Quality Assessment 


This is version 1.2 of the entry. See complete history


Literature

Crystal Structure of Class a Beta-Lactamase from Bacillus Licheniformis Inhibited by Tazobactam

Power, P.Herman, R.Kerff, F.Mercuri, P.Galleni, M.Gutkind, G.Charlier, P.Sauvage, E.

To be published.

Macromolecules
Find similar proteins by:  (by identity cutoff)  |  3D Structure
Entity ID: 1
MoleculeChains Sequence LengthOrganismDetailsImage
BETA-LACTAMASE
A, B
265Bacillus licheniformisMutation(s): 0 
EC: 3.5.2.6
UniProt
Find proteins for P94458 (Bacillus licheniformis)
Explore P94458 
Go to UniProtKB:  P94458
Entity Groups  
Sequence Clusters30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt GroupP94458
Sequence Annotations
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  • Reference Sequence
Small Molecules
Ligands 4 Unique
IDChains Name / Formula / InChI Key2D Diagram3D Interactions
TBE
Query on TBE

Download Ideal Coordinates CCD File 
C [auth A],
G [auth B]
TAZOBACTAM INTERMEDIATE
C10 H14 N4 O5 S
ANZZKUOZZHRUQC-AARLMMRRSA-N
CIT
Query on CIT

Download Ideal Coordinates CCD File 
D [auth A]CITRIC ACID
C6 H8 O7
KRKNYBCHXYNGOX-UHFFFAOYSA-N
PGE
Query on PGE

Download Ideal Coordinates CCD File 
E [auth A]TRIETHYLENE GLYCOL
C6 H14 O4
ZIBGPFATKBEMQZ-UHFFFAOYSA-N
CO2
Query on CO2

Download Ideal Coordinates CCD File 
F [auth B],
H [auth B]
CARBON DIOXIDE
C O2
CURLTUGMZLYLDI-UHFFFAOYSA-N
Binding Affinity Annotations 
IDSourceBinding Affinity
CIT BindingDB:  4A5R Ki: 4.90e+5 (nM) from 1 assay(s)
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.10 Å
  • R-Value Free: 0.233 
  • R-Value Work: 0.182 
  • R-Value Observed: 0.185 
  • Space Group: P 1 21 1
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 46.955α = 90
b = 103.55β = 94.77
c = 63.732γ = 90
Software Package:
Software NamePurpose
REFMACrefinement
MOSFLMdata reduction
SCALAdata scaling

Structure Validation

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Ligand Structure Quality Assessment 


Entry History 

Deposition Data

Revision History  (Full details and data files)

  • Version 1.0: 2012-10-10
    Type: Initial release
  • Version 1.1: 2023-12-20
    Changes: Data collection, Database references, Derived calculations, Other, Refinement description
  • Version 1.2: 2024-10-09
    Changes: Structure summary