1DQ7

THREE-DIMENSIONAL STRUCTURE OF A NEUROTOXIN FROM RED SCORPION (BUTHUS TAMULUS) AT 2.2A RESOLUTION.

• PDB DOI: https://doi.org/10.2210/pdb1DQ7/pdb

• Classification: TOXIN
• Organism(s): Mesobuthus tamulus
• Mutation(s): No 


• Deposited: 1999-12-30 Released: 2000-12-30 
• Deposition Author(s): Sharma, M., Yadav, S., Karthikeyan, S., Kumar, S., Paramasivam, M., Srinivasan, A., Singh, T.P.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 0.276 
• R-Value Work: 0.201 
• R-Value Observed: 0.201 

Literature

Three-dimensional Structure of a Neurotoxin from Red Scorpion (Buthus tamulus) at 2.2A Resolution

Sharma, M., Yadav, S., Karthikeyan, S., Kumar, S., Paramasivam, M., Srinivasan, A., Singh, T.P.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors.

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 2 assigned by authors.

Macromolecule Content

• Total Structure Weight: 14.09 kDa 
• Atom Count: 1,071 
• Modelled Residue Count: 128 
• Deposited Residue Count: 128 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
NEUROTOXIN	A, B	64	Mesobuthus tamulus	Mutation(s): 0
UniProt
Find proteins for P60277 (Hottentotta tamulus) Explore P60277  Go to UniProtKB:  P60277

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.20 Å
• R-Value Free: 0.276 
• R-Value Work: 0.201 
• R-Value Observed: 0.201 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 50.871	α = 90
b = 21.001	β = 94.45
c = 52.451	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
AMoRE	phasing
CNS	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 2000-12-30 
Deposition Author(s): Sharma, M., Yadav, S., Karthikeyan, S., Kumar, S., Paramasivam, M., Srinivasan, A., Singh, T.P.

Revision History  

• Version 1.0: 2000-12-30
  Type: Initial release
  
• Version 1.1: 2008-04-27
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2024-11-20
  Changes: Data collection, Database references, Structure summary