Table 9.13.1.
Column | Description |
---|---|
Reference sequence name | Name of the sequence that the feature is defined on (commonly a chromosome or contig) |
Source | The source of the feature. For features that were generated by software, this is commonly the name of the software; for human-curated features, this is commonly the name of the group performing the curation (e.g., a model organism database) |
Type | The type of the feature from the Sequence Ontology (http://www.sequenceontology.org/) |
Start | The start position of the feature |
End | The end position of the feature |
Score | (optional) The score of the feature |
Strand |
(optional) The strand on which the feature occurs |
Phase |
(optional) The phase of the feature (e.g., for CDS features, indicates that the first full codon in the feature starts this many bases after the start of the feature) |
Attributes |
(optional) A set of name=value pairs specifying information not contained within the other GFF columns (often contains Name and ID information) |