1FYG

Solution structure of omega conotoxin SO3 determined by 1H-NMR

• PDB DOI: https://doi.org/10.2210/pdb1FYG/pdb

• Classification: TOXIN
• Organism(s): Conus striatus
• Mutation(s): No 
• Membrane Protein: Yes  OPM


• Deposited: 2000-09-29 Released: 2000-10-18 
• Deposition Author(s): Yan, Y., Zhang, R.

---

Experimental Data Snapshot

• Method: SOLUTION NMR
• Conformers Calculated: 300 
• Conformers Submitted: 11 
• Selection Criteria: target function 

Literature

Three-dimensional solution structure of w-conotoxin SO3 determined by 1H NMR

Yan, Y., Tu, G., Luo, X., Dai, Q., Huang, P., Zhang, R.

(2003) Chin Sci Bull 48: 1097-1102

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 2.57 kDa 
• Atom Count: 172 
• Modelled Residue Count: 25 
• Deposited Residue Count: 25 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
OMEGA CONOTOXIN SO3	A	25	N/A	Mutation(s): 0  Membrane Entity: Yes
UniProt
Find proteins for Q9XZK2 (Conus striatus) Explore Q9XZK2  Go to UniProtKB:  Q9XZK2

Experimental Data & Validation

Experimental Data

• Method: SOLUTION NMR
• Conformers Calculated: 300 
• Conformers Submitted: 11 
• Selection Criteria: target function 

Structure Validation

Entry History 

Deposition Data

• Released Date: 2000-10-18 
Deposition Author(s): Yan, Y., Zhang, R.

Revision History  

• Version 1.0: 2000-10-18
  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: 2022-02-23
  Changes: Data collection, Database references, Derived calculations
• Version 1.4: 2024-11-13
  Changes: Data collection, Structure summary