5TWW

Alpha Helix Nucleation by a Simple Cyclic Tetrapeptide

• PDB DOI: https://doi.org/10.2210/pdb5TWW/pdb
• BMRB: 30203

• Classification: DE NOVO PROTEIN
• Organism(s): Homo sapiens
• Mutation(s): No 


• Deposited: 2016-11-14 Released: 2016-12-14 
• Deposition Author(s): Hoang, H.N.

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Experimental Data Snapshot

• Method: SOLUTION NMR
• Conformers Calculated: 50 
• Conformers Submitted: 5 
• Selection Criteria: structures with the lowest energy 

Literature

Alpha Helix Nucleation by a Simple Cyclic Tetrapeptide

Hoang, H.N.

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: 1.27 kDa 
• Atom Count: 88 
• Modelled Residue Count: 14 
• Deposited Residue Count: 14 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Cyclic peptide ALA-ALA-ALA-UN1-ALA-ARG-ALA-ALA-ARG-ALA-ALA-ARG-ALA	A	14	Homo sapiens	Mutation(s): 0

Experimental Data & Validation

Experimental Data

• Method: SOLUTION NMR
• Conformers Calculated: 50 
• Conformers Submitted: 5 
• Selection Criteria: structures with the lowest energy 

Structure Validation

Entry History 

Deposition Data

• Released Date: 2016-12-14 
Deposition Author(s): Hoang, H.N.

Revision History  

• Version 1.0: 2016-12-14
  Type: Initial release
  
• Version 2.0: 2023-11-15
  Changes: Atomic model, Data collection, Database references, Derived calculations, Structure summary