3E8Y

Xray structure of scorpion toxin BmBKTx1


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.1 Å
  • R-Value Free: 0.217 
  • R-Value Work: 0.200 

wwPDB Validation 3D Report Full Report


This is version 1.1 of the entry. See complete history

Literature

X-ray structure of native scorpion toxin BmBKTx1 by racemic protein crystallography using direct methods.

Mandal, K.Pentelute, B.L.Tereshko, V.Kossiakoff, A.A.Kent, S.B.

(2009) J.Am.Chem.Soc. 131: 1362-1363

  • DOI: 10.1021/ja8077973

  • PubMed Abstract: 
  • Racemic protein crystallography, enabled by total chemical synthesis, has allowed us to determine the X-ray structure of native scorpion toxin BmBKTx1; direct methods were used for phase determination. This is the first example of a protein racemate ...

    Racemic protein crystallography, enabled by total chemical synthesis, has allowed us to determine the X-ray structure of native scorpion toxin BmBKTx1; direct methods were used for phase determination. This is the first example of a protein racemate that crystallized in space group I41/a.


    Organizational Affiliation

    Department of Chemistry, The University of Chicago, Chicago, Illinois 60637, USA.




Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
Potassium channel toxin alpha-KTx 19.1
X
31Mesobuthus martensiiMutation(s): 0 
Find proteins for P83407 (Mesobuthus martensii)
Go to UniProtKB:  P83407
Small Molecules
Ligands 2 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
SO4
Query on SO4

Download SDF File 
Download CCD File 
X
SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
 Ligand Interaction
CL
Query on CL

Download SDF File 
Download CCD File 
X
CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
 Ligand Interaction
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.1 Å
  • R-Value Free: 0.217 
  • R-Value Work: 0.200 
  • Space Group: I 41/a
Unit Cell:
Length (Å)Angle (°)
a = 56.633α = 90.00
b = 56.633β = 90.00
c = 31.759γ = 90.00
Software Package:
Software NamePurpose
HKL-2000data reduction
SHELXSphasing
REFMACrefinement
HKL-2000data collection
HKL-2000data scaling

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 2009-02-10
    Type: Initial release
  • Version 1.1: 2011-07-13
    Type: Version format compliance