1KE4

X-ray crystal structure of AmpC beta-lactamase from E. coli

Structural Biology Knowledgebase: 1KE4 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.72 Å
  • R-Value Free: 0.214
  • R-Value Work: 0.190

Literature

Macromolecules
Sequence Display for 1KE4

Classification: HYDROLASE

Total Structure Weight: 79366.64

Macromolecule Entities
Molecule Chains Length Organism Details
beta-lactamase A, B 358 Escherichia coli EC#: 3.5.2.6 IUBMB
Gene Name(s): ampC ampA b4150 JW4111
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
PO4
Query on PO4

A PHOSPHATE ION
O4 P
NBIIXXVUZAFLBC-UHFFFAOYSA-K
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.72 Å
  • R-Value Free: 0.214
  • R-Value Work: 0.190
  • Space Group: C 1 2 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 118.49 α = 90.00
b = 76.97 β = 115.90
c = 97.67 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2001-11-14
  • Released Date: 2002-07-17
  • Deposition author(s): Powers, R.A., Shoichet, B.K.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4