1FCN

Crystal Structure of the E. Coli AMPC Beta-Lactamase Mutant Q120L/Y150E Covalently Acylated with the Substrate Beta-Lactam LORACARBEF

Structural Biology Knowledgebase: 1FCN SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.35 Å
  • R-Value Free: 0.257
  • R-Value Work: 0.208

Literature

Macromolecules
Sequence Display for 1FCN

Classification: hydrolase

Total Structure Weight: 79782.20

Macromolecule Entities
Molecule Chains Length Organism Details
BETA-LACTAMASE A, B 358 Escherichia coli EC#: 3.5.2.6 IUBMB
Mutation: Q117L, Y147E
Details: INHIBITOR LORACARBEF, RESIDUE LOR, BINDS TO SER 61 BY BREAKING ITS C1-N1 LACTAM BOND
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
LOR
Query on LOR

A, B LORACABEF (Open form)
4, (Synonym)
C16 H18 Cl N3 O4
DRTWKGBDHBOYMS-UMSGYPCISA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.35 Å
  • R-Value Free: 0.257
  • R-Value Work: 0.208
  • Space Group: C 1 2 1

Unit Cell:

Length (Å) Angle (°)
a = 119.36 α = 90.00
b = 76.26 β = 116.00
c = 98.36 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2000-07-18
  • Released Date: 2000-12-04
  • Deposition author(s): Patera, A., Blaszczak, L.C., Shoichet, B.K.

Revision History

  • 2011-08-24
    Type: Non-polymer description | Details: LOR ligand updated to open form
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4