1C3B

AMPC BETA-LACTAMASE FROM E. COLI COMPLEXED WITH INHIBITOR, BENZO(B)THIOPHENE-2-BORONIC ACID (BZB)

Structural Biology Knowledgebase: 1C3B SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.25 Å
  • R-Value Free: 0.224
  • R-Value Work: 0.167

Literature

Macromolecules
Sequence Display for 1C3B

Classification: HYDROLASE

Total Structure Weight: 79532.72

Macromolecule Entities
Molecule Chains Length Organism Details
CEPHALOSPORINASE 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
BZB
Query on BZB

A, B BENZO[B]THIOPHENE-2-BORONIC ACID
C8 H7 B O2 S
YNCYPMUJDDXIRH-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
BZB IC50: 150 - 300 nM (100) BindingDB
Ki: 27 nM (100) BindingDB

N/A in BindingMoad
Ki: 27 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.25 Å
  • R-Value Free: 0.224
  • R-Value Work: 0.167
  • Space Group: C 1 2 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 118.86 α = 90.00
b = 78.01 β = 116.07
c = 98.96 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1999-07-27
  • Released Date: 1999-11-24
  • Deposition author(s): Powers, R.A., Blazquez, J., Weston, G.S., Morosini, M.I., Baquero, F., Shoichet, B.K.

Revision History

  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4
  • 2011-07-13
    Type: Source and taxonomy | Details: Removed strain from scientific name