Select portions of a sequence to copy and edit your designs.
Click and drag
The easiest way to select a portion of sequence to click and drag on the DNA sequence.
The select tool
To make accurate selections of your sequence, use the select tool. Simply, click the select tool and enter the start and stop position to select.
Once you've selected a portion of the sequence you will able to quickly view key characteristics of that portion of DNA sequence above the sequence viewer.