4KYP

Beta-Scorpion Toxin folded in the periplasm of E.coli


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.7 Å
  • R-Value Free: 0.229 
  • R-Value Work: 0.197 

wwPDB Validation 3D Report Full Report


This is version 1.1 of the entry. See complete history

Literature

Chaperone-mediated native folding of a beta-scorpion toxin in the periplasm of Escherichia coli.

O'Reilly, A.O.Cole, A.R.Lopes, J.L.Lampert, A.Wallace, B.A.

(2014) Biochim.Biophys.Acta 1840: 10-15

  • DOI: 10.1016/j.bbagen.2013.08.021

  • PubMed Abstract: 
  • Animal neurotoxin peptides are valuable probes for investigating ion channel structure/function relationships and represent lead compounds for novel therapeutics and insecticides. However, misfolding and aggregation are common outcomes when toxins co ...

    Animal neurotoxin peptides are valuable probes for investigating ion channel structure/function relationships and represent lead compounds for novel therapeutics and insecticides. However, misfolding and aggregation are common outcomes when toxins containing multiple disulfides are expressed in bacteria.


    Organizational Affiliation

    Department of Physiology and Pathophysiology, Friedrich-Alexander Universität Erlangen-Nürnberg, Universitätsstraße 17, 91054 Erlangen, Germany.




Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
Beta-insect excitatory toxin Bj-xtrIT
A, B, C, D
84Hottentotta judaicusMutation(s): 0 
Gene Names: XTRIT
Find proteins for P56637 (Hottentotta judaicus)
Go to UniProtKB:  P56637
Small Molecules
Ligands 2 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
PG4
Query on PG4

Download SDF File 
Download CCD File 
D
TETRAETHYLENE GLYCOL
C8 H18 O5
UWHCKJMYHZGTIT-UHFFFAOYSA-N
 Ligand Interaction
PGE
Query on PGE

Download SDF File 
Download CCD File 
A, C
TRIETHYLENE GLYCOL
C6 H14 O4
ZIBGPFATKBEMQZ-UHFFFAOYSA-N
 Ligand Interaction
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.7 Å
  • R-Value Free: 0.229 
  • R-Value Work: 0.197 
  • Space Group: C 2 2 21
Unit Cell:
Length (Å)Angle (°)
a = 41.870α = 90.00
b = 88.560β = 90.00
c = 183.580γ = 90.00
Software Package:
Software NamePurpose
XDSdata reduction
DNAdata collection
PHASERphasing
BUSTERrefinement
XSCALEdata scaling

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 2014-02-12
    Type: Initial release
  • Version 1.1: 2018-01-24
    Type: Structure summary