beta_turn_type_eight

Term ID

SO:0001155

Synonyms

• beta turn type eight
• type VIII beta turn
• type VIII turn

Definition

A motif of four consecutive peptide residues that may contain one H-bond, which, if present, is between the main-chain CO of the first residue and the main-chain NH of the fourth and is characterized by the dihedral angles: Residue(i+1): phi ~ -60 degrees, psi ~ -30 degrees. Residue(i+2): phi ~ -120 degrees, psi ~ 120 degrees. 2371257

References

Ontology

Sequence Ontology