How to remove unwanted characters from a DNA sequence

Peter Ellis pjie2 at
Tue Jul 6 17:34:51 EST 2004

info at wrote:
>Dear all,
>I was surprised that there were plenty of links about bioinformatics tools
>on the Internet, but none can help remove unwanted (or non-ATGC) characters
>from a DNA sequence - what a simple, yet frequently encountered task.
>I then designed a very simple online tool for such purpose. You may find it
>at If you have a chance to use it, please drop me
>suggestions and comments.

"Search | replace" in any text editor ever written works just fine.  

Comment:  This wasn't necessary

Suggestion:  Find a more productive use of your time.


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