Many annotation tracks are actually composed of a number of grouped sub-features, for instance exons in a gene model. This man page highlights the use of grouping information to build informative annotation plots.
All track objects that inherit from class
AnnotationTrack support the grouping feature. The
information is usually passed on to the constructor function (for
AnnotationTrack via the
groups argument and for
GeneRegionTrack objects via the
argument) or automatically downloaded from an online annotation
membership is specified by a factor vector with as many items as there
are annotation items in the track (i.e., the value of
length(track). Upon plotting, the grouped annotation features
are displayed together and will not be separated in the stacking of
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.