Random DNA Regions

DNA sequences

Ranges

Output

How to randomize regions of a DNA sequence

Paste a DNA sequence.
Type the ranges to randomize, such as 10..20, 50..60.
Click Randomize. Bases inside the ranges are replaced with random ones and the rest stays the same.

Frequently asked questions

Is my sequence uploaded?

No. Everything runs in your browser, so your sequences never leave your device.

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