1S5F

Cholera holotoxin, Crystal form 2

Structural Biology Knowledgebase: 1S5F SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Free: 0.260
  • R-Value Work: 0.213

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 1S5F

Classification: TRANSFERASE TOXIN

Total Structure Weight: 86269.97

Macromolecule Entities
Molecule Chains Length Organism Details
Cholera enterotoxin, A chain A 240 Vibrio cholerae EC#: 2.4.2.36 IUBMB
Gene Name(s): ctxA toxA VC_1457
cholera toxin B protein (CTB) D, E, F, G, H 103 Vibrio cholerae Gene Name(s): ctxB toxB VC_1456

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

D, E, F, G, H BETA-D-GALACTOSE
C6 H12 O6
WQZGKKKJIJFFOK-FPRJBGLDSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
NA
Query on NA

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

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Free: 0.260
  • R-Value Work: 0.213
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 60.16 α = 90.00
b = 110.97 β = 90.00
c = 123.55 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

  • 2011-07-13
    Type: Biological assembly | Details: Added software calculated values
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4