2LL1

High-resolution solution structure of the orally active insecticidal spider venom peptide U1-TRTX-Sp1a

• PDB DOI: https://doi.org/10.2210/pdb2LL1/pdb
• BMRB: 18019

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


• Deposited: 2011-10-24 Released: 2012-10-24 
• Deposition Author(s): Hardy, M.C., Daly, N.L., Mobli, M.

---

Experimental Data Snapshot

• Method: SOLUTION NMR
• Conformers Calculated: 100 
• Conformers Submitted: 20 
• Selection Criteria: structures with the lowest energy 

Literature

High-resolution solution structure of the orally active insecticidal spider venom peptide U1-TRTX-Sp1a

Hardy, M.C., Daly, N.L., Mobli, M., King, G.F.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 3.73 kDa 
• Atom Count: 255 
• Modelled Residue Count: 33 
• Deposited Residue Count: 33 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
U1-TRTX-Sp1a	A	33	Theraphosidae	Mutation(s): 0  Membrane Entity: Yes
UniProt
Find proteins for K7N5K9 (Selenotypus plumipes) Explore K7N5K9  Go to UniProtKB:  K7N5K9

Experimental Data & Validation

Experimental Data

• Method: SOLUTION NMR
• Conformers Calculated: 100 
• Conformers Submitted: 20 
• Selection Criteria: structures with the lowest energy 

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-10-24 
Deposition Author(s): Hardy, M.C., Daly, N.L., Mobli, M.

Revision History  

• Version 1.0: 2012-10-24
  Type: Initial release
  
• Version 1.1: 2023-06-14
  Changes: Data collection, Database references, Other