Principles of VariO
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VariO can be used for description of variations
VariO is position specific. It can be used to explain whatever size of variation ranging from single nucleotide to entire genome.
VariO explains the change caused by the variation, not the normal/wild type property, function etc.
VariO was developed in OBO flat file format developed by the Gene Ontology Consortium. OWL format is also available.
VariO reuses of terms and definitions from existing ontologies including
To each VariO term except for the root terms is attached evidence code when used for annotation. The codes are from Evidence codes ontology.