Specify variables by which to merge the Exon Annotation SAS Data Set with results of this process. These variables are typically some type of exon ( probesets ) ID.Important : Make sure these variables have valid values matchable with the values in the Input SAS Data Set .The Available Variables field is populated with variables from the specified data set.
Left-click a single variable, or hold down while left-clicking multiple variables, from the Available Variables field.
Click to add the selected variable(s) to the Exon Annotation Merge Variables field.