1CHP

SURPRISING LEADS FOR A CHOLERA TOXIN RECEPTOR BINDING ANTAGONIST; CRYSTALLOGRAPHIC STUDIES OF CTB MUTANTS

Structural Biology Knowledgebase: 1CHP SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Observed: 0.178

Literature

Macromolecules
Sequence Display for 1CHP

Classification: TOXIN

Total Structure Weight: 58442.45

Macromolecule Entities
Molecule Chains Length Organism Details
CHOLERA TOXIN B PENTAMER D, E, F, G, H 103 Vibrio cholerae Mutation: Y18H, G33D, I47T
Gene Name(s): ctxB toxB VC_1456
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

H CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Observed: 0.178
  • Space Group: C 1 2 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 102.60 α = 90.00
b = 66.61 β = 131.57
c = 99.71 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1995-02-15
  • Released Date: 1996-03-08
  • Deposition author(s): Merritt, E.A., Hol, W.G.J.

Revision History

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