4KYP

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


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.70 Å
  • R-Value Free: 0.229 
  • R-Value Work: 0.197 
  • R-Value Observed: 0.199 

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
  • Primary Citation of Related Structures:  
    4KYP

  • 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 containing multiple disulfides are expressed in bacteria ...

    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:  (by identity cutoff)  |  Structure
Entity ID: 1
MoleculeChainsSequence LengthOrganismDetailsImage
Beta-insect excitatory toxin Bj-xtrITA, B, C, D84Hottentotta judaicusMutation(s): 0 
Gene Names: XTRIT
UniProt
Find proteins for P56637 (Hottentotta judaicus)
Explore P56637 
Go to UniProtKB:  P56637
Protein Feature View
Expand
  • Reference Sequence
Small Molecules
Ligands 2 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
PG4
Query on PG4

Download Ideal Coordinates CCD File 
G [auth D]TETRAETHYLENE GLYCOL
C8 H18 O5
UWHCKJMYHZGTIT-UHFFFAOYSA-N
 Ligand Interaction
PGE
Query on PGE

Download Ideal Coordinates CCD File 
E [auth A], F [auth C]TRIETHYLENE GLYCOL
C6 H14 O4
ZIBGPFATKBEMQZ-UHFFFAOYSA-N
 Ligand Interaction
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.70 Å
  • R-Value Free: 0.229 
  • R-Value Work: 0.197 
  • R-Value Observed: 0.199 
  • Space Group: C 2 2 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 41.87α = 90
b = 88.56β = 90
c = 183.58γ = 90
Software Package:
Software NamePurpose
DNAdata collection
PHASERphasing
BUSTERrefinement
XDSdata reduction
XSCALEdata scaling

Structure Validation

View Full Validation Report




Entry History 

Deposition Data

Revision History  (Full details and data files)

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