1GA9

CRYSTAL STRUCTURE OF AMPC BETA-LACTAMASE FROM E. COLI COMPLEXED WITH NON-BETA-LACTAMASE INHIBITOR (2, 3-(4-BENZENESULFONYL-THIOPHENE-2-SULFONYLAMINO)-PHENYLBORONIC ACID)


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.1 Å
  • R-Value Free: 0.249
  • R-Value Work: 0.206

Literature

Macromolecules
Sequence Display for 1GA9

Classification: HYDROLASE

Total Structure Weight: 80252.30

Macromolecule Entities
Molecule Chains Length Organism Details
BETA-LACTAMASE A, B 358 Escherichia coli EC#: 3.5.2.6 IUBMB
Fragment: BETA-LACTAMASE (RESIDUES 20-377)
Gene Name(s): ampC ampA b4150 JW4111
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A, B 3-(4-BENZENESULFONYL-THIOPHENE-2-SULFONYLAMINO)- PHENYLBORONIC ACID
C16 H14 B N O6 S3
YZOKHYPIQNIFRQ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
PO4
Query on PO4

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

B POTASSIUM ION
K
NPYPAHLBTDXSSS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
ETP Ki: 80 nM (100) BindingDB

N/A in BindingMoad
Ki: 83 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.1 Å
  • R-Value Free: 0.249
  • R-Value Work: 0.206
  • Space Group: C 1 2 1

Unit Cell:

Length (Å) Angle (°)
a = 118.99 α = 90.00
b = 78.06 β = 115.53
c = 97.79 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2000-11-29
  • Released Date: 2001-07-25
  • Deposition author(s): Tondi, D., Powers, R.A., Caselli, E., Negri, M.C., Blazquez, J., Costi, M.P., Shoichet, B.K.

Revision History

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