1S5E

Cholera holotoxin, Crystal form 1


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.9 Å
  • R-Value Free: 0.205
  • R-Value Work: 0.167

Literature

Macromolecules
Sequence Display for 1S5E

Classification: TRANSFERASE TOXIN

Total Structure Weight: 171096.91

Macromolecule Entities
Molecule Chains Length Organism Details
Cholera enterotoxin, A chain precursor A, B 240 Vibrio cholerae EC#: 2.4.2.36 IUBMB
Gene Name(s): ctxA toxA VC_1457
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
cholera toxin B protein (CTB) D, E, F..., G, H, J, K, L, M, ND, E, F, G, H, J, K, L, M, N 103 Vibrio cholerae Gene Name(s): ctxB toxB VC_1456
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

D, J BETA-D-GALACTOSE
C6 H12 O6
WQZGKKKJIJFFOK-FPRJBGLDSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
NA
Query on NA

A, B SODIUM ION
Na
FKNQFGJONOIPTF-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.9 Å
  • R-Value Free: 0.205
  • R-Value Work: 0.167
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 59.93 α = 90.00
b = 108.23 β = 95.89
c = 122.98 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2004-01-20
  • Released Date: 2004-04-06
  • Deposition author(s): O'Neal, C.J., Amaya, E.I., Jobling, M.G., Holmes, R.K., Hol, W.G.

Revision History

  • Version 1_0: 2004-04-06

    Type: Initial release

  • Version 1_1: 2008-04-29

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Advisory, Refinement description, Version format compliance