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System Requirements
OS Windows 7 or later
macOS 10.10 or later
Fedora Linux 21 or later
Red Hat Linux 7.2 or later
Ubuntu Linux 14.04 or later
Memory1 GB RAM
Hard Disk250 MB available disk space
Display1024 x 768 or higher resolution

Changes in version 4.1.5 (Feb 5, 2018)


  • Preserved history colors for the selected operation when printing History view.
    (Requested by Edward Wallace)
  • Enhanced placeholder files to support custom map labels and aliases.
  • Added WATSON MW Markers.
    (Requested by Rui Tada)
  • Added Genessee Scientific MW Markers.
    (Requested by Aaron Miller)
  • Added G-Biosciences MW Markers.


  • Ensured that bottom strand features are always imported from NCBI.
    (Reported by Christiane Widmann)
  • Removed inappropriate quotes when exporting /number qualifier values to GenBank format.
    (Requested by Simon Zumkeller)
  • Updated restriction enzyme website URLs for New England Biolabs HF enzymes and Promega enzymes.
  • Enhanced opening of GenBank files to omit placeholder values (".") in references.
  • Ensured that "Direct Submission / Exported by SnapGene" references are ignored when importing from text formats.
  • Fixed an issue with opening some Geneious files.
  • Improved the retention and updating of code numbers when adding sequences to a collection.
  • Corrected the display of mismatches and aligned bases for certain reverse aligned sequences.
    (Reported by Leonid)
  • Fixed a regression with modifying the Description or Collection Author in a collection.
  • Enhanced the collection List view to support Page Up, Page Down, Home, and End keys.
  • Ensured that the collection toolbar navigation Back/Forward buttons autoscroll in List and Folder views.
  • Improved stability when closing a collection.
  • Added a clean-up step in the collection interface when rendering the Description and Comments fields after switching between sequences.
  • Ensured that the font size setting is respected when printing History view.
    (Reported by Edward Wallace)
  • Improved the consistency of displaying primer Tm and length for the primer controls in various manipulation dialogs.
  • Corrected an issue where changing the name of the Product in the Overlap Extension PCR dialog did not update the name as shown in Map view.
  • Prevented the occasional display of a "Sorry, could not create collection." message when a collection actually was created.
  • Improved the behavior of the importer for certain GCK files.
    (Reported by Tiffany Su)

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