Sequence Types and Features Ontology

Last uploaded: January 23, 2019

Preferred Name	alpha_helix
Synonyms	helix a-helix
Definitions	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. Range.
ID	http://purl.obolibrary.org/obo/SO_0001117
comment	Range.
database_cross_reference	http://en.wikipedia.org/wiki/Alpha_helix
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.
has_alternative_id	BS:00040
has_obo_namespace	sequence
has_related_synonym	helix a-helix
id	SO:0001117
in_subset	http://purl.obolibrary.org/obo/so#biosapiens
label	alpha_helix
notation	SO:0001117
prefLabel	alpha_helix
subClassOf	http://purl.obolibrary.org/obo/SO_0001116

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Delete	Mapping To	Ontology	Source
	http://semanticscience.org/resource/SIO_010468	Semanticscience Integrated Ontology	LOOM
	http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C13369	National Cancer Institute Thesaurus	LOOM