Group DNA
How to format DNA in numbered groups
- Paste a DNA sequence, as plain text or FASTA.
- Set the group size and the number of groups per line, and where the position numbers go.
- Copy the result into a report or lab notebook.
Frequently asked questions
What do the numbers mean?
On the left, each number is the position of the first base on that line. On the right, it is the position of the last base.
Is my sequence uploaded?
No. Everything runs in your browser, so your sequences never leave your device.
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