A secondary structure of proteins that is a right-handed helix or coil, where each amino (N-H) group of the peptide backbone contributes a hydrogen bond to the carbonyl(C=O) group of the amino acid four residues N-terminal to it (n-4). It is the most common type of secondary structure.
    

concept

Toxic shock syndrome toxin

Staphylococcal enterotoxin A

Histidine phosphocarrier protein, mol. model

Rossmann fold, lactate dehydrogenase

Ferritin subunit - molecular model

Staphylococcal enterotoxin C2

Galleries and Reading Room

Library

Shop

Café

'1880 THAT' is temporarily closed while we carry out some work on the exhibition. We'll reopen as soon as possible.

We're running paid user research studies to improve Wellcome Collection online

Take part in research

Protein Conformation, alpha-Helical

Images

Catalogue

Staphylococcal enterotoxin C2

Histidine phosphocarrier protein, mol. model

Toxic shock syndrome toxin

Rossmann fold, lactate dehydrogenase

Histidine phosphocarrier protein, mol. model