The library files associated with the selected assembly are organized into several sections. Below is some information on each section.

Reference Files

This section includes two types of library file: reference sequence and cytoband files.

...

Variant annotation databases from commonly used sources (e.g. dbSNP) are available for automatic download from the Partek repository. Because variant annotation databases are frequently updated, these sources are checked for updates quarterly. You can check for recent updates to the Partek repository here.

SnpEff variant databases

SnpEff¹ is a variant annotation and effect prediction tool that requires its own variant annotation files, separate to the other Variant annotation library files. If you wish to use SnpEff, library files need to be added to this section.

...