3C88

Crystal structure of the catalytic domain of botulinum neurotoxin serotype A with inhibitory peptide RRGC


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.6 Å
  • R-Value Free: 0.217
  • R-Value Work: 0.198

Literature

Macromolecules
Sequence Display for 3C88

Classification: HYDROLASE / HYDROLASE INHIBITOR

Total Structure Weight: 50429.13

Macromolecule Entities
Molecule Chains Length Organism Details
Botulinum neurotoxin A light chain A 432 Clostridium botulinum EC#: 3.4.24.69 IUBMB
Fragment: residues 1-424
Gene Name(s): botA atx bna
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Inhibitor peptide RRGC B 5 synthetic

Small Molecules
Ligands 3 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
SO4
Query on SO4

A SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ZN
Query on ZN

A ZINC ION
Zn
PTFCDOFLOPIGGS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
NA
Query on NA

B SODIUM ION
Na
FKNQFGJONOIPTF-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
NH2
Query on NH2
B NON-POLYMER H2 N --

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.6 Å
  • R-Value Free: 0.217
  • R-Value Work: 0.198
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 50.88 α = 90.00
b = 66.39 β = 98.28
c = 64.75 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2008-02-11
  • Released Date: 2008-04-22
  • Deposition author(s): Kumaran, D., Swaminathan, S.

Revision History

  • 2011-07-13
    Type: Atomic model, Database references, Derived calculations, Non-polymer description, Structure summary, Version format compliance