2V20

Structure of a TEM-1 beta-lactamase insertant allosterically regulated by kanamycin and anions. Complex with sulfate.


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.67 Å
  • R-Value Free: 0.223
  • R-Value Work: 0.180

Literature

Macromolecules
Sequence Display for 2V20

Classification: HYDROLASE

Total Structure Weight: 32704.58

Macromolecule Entities
Molecule Chains Length Organism Details
BETA-LACTAMASE TEM A 291 Escherichia coli EC#: 3.5.2.6 IUBMB
Fragment: RESIDUES 25-38,41-286
Mutation: V64I, E84K, A164V, E219R, Q247R, A248K, T249K, M250T
Gene Name(s): bla blaT-3 blaT-4 blaT-5 blaT-6
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
SO4
Query on SO4

A SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ZN
Query on ZN

A ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.67 Å
  • R-Value Free: 0.223
  • R-Value Work: 0.180
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 46.08 α = 90.00
b = 72.14 β = 90.00
c = 73.50 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2007-05-31
  • Released Date: 2008-06-24
  • Deposition author(s): Evrard, C., Barrios, H., Mathonet, P., Soumillion, P., Fastrez, J., Declercq, J.P.

Revision History

  • 2011-05-08
    Type: Version format compliance
  • 2011-07-13
    Type: Version format compliance