alpha_helix (CURRENT_SVN) |
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SO Accession: | SO:0001117 (SOWiki) |
Definition: | The helix has 3.6 residues per turn which corresponds to a translation of 1.5 angstroms (= 0.15 nm) along the helical axis. Every backbone N-H group donates a hydrogen bond to the backbone C=O group of the amino acid four residues earlier. |
Synonyms: | a-helix, helix, BS:00040 |
DB Xrefs: | EBIBS: GAR |
Parent: | right_handed_peptide_helix (SO:0001116) |
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