beta_turn_type_six_a (RELEASE_2.5.1) |
|
---|---|
SO Accession: | SO:0001151 (SOWiki) |
Definition: | A motif of four consecutive peptide residues, of which the i+2 residue is proline, and 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 ~ 120 degrees. Residue(i+2): phi ~ -90 degrees, psi ~ 0 degrees. |
Synonyms: | beta turn type six a, type VIa beta turn, type VIa turn |
DB Xrefs: | PMID: 2371257 |
SO: cb | |
Parent: | beta_turn_type_six (SO:0001150) |
Children: | beta_turn_type_six_a_two (SO:0001153) |
beta_turn_type_six_a_one (SO:0001152) |
In the image below graph nodes link to the appropriate terms. Clicking the image background will toggle the image between large and small formats.