2GBP

SUGAR AND SIGNAL-TRANSDUCER BINDING SITES OF THE ESCHERICHIA COLI GALACTOSE CHEMORECEPTOR PROTEIN


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.9 Å
  • R-Value Observed: 0.146

Literature

Macromolecules
Sequence Display for 2GBP

Classification: PERIPLASMIC BINDING PROTEIN

Total Structure Weight: 33627.86

Macromolecule Entities
Molecule Chains Length Organism Details
D-GALACTOSE/D-GLUCOSE BINDING PROTEIN A 309 Escherichia coli Gene Name(s): mglB b2150 JW2137
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A BETA-D-GLUCOSE
C6 H12 O6
WQZGKKKJIJFFOK-VFUOTHLCSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CA
Query on CA

A CALCIUM ION
Ca
BHPQYMZQTOCNFJ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
BGC N/A in BindingDB
Kd: 100 nM  BindingMOAD
N/A in PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.9 Å
  • R-Value Observed: 0.146
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 66.00 α = 90.00
b = 37.05 β = 106.80
c = 61.57 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1989-02-23
  • Released Date: 1990-07-15
  • Deposition author(s): Vyas, N.K., Vyas, M.N., Quiocho, F.A.

Revision History

  • Version 1_0: 1990-07-15

    Type: Initial release

  • Version 1_1: 2008-03-03

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance

  • Version 1_3: 2017-11-29

    Type: Derived calculations, Other