DNA Mapping is a free web tool to locate and map enzyme cutting sites of your DNA sequence.DNA Mapping is a free web tool to locate and map enzyme cutting sites of your DNA sequence. You can enter your DNA sequence and it will help you to find the location of specific restriction enzymes. You can also use the web app to get the list of single, double or no cutting enzyme lists. It is a useful tool for both students and professionals who study or research in molecular biology or other biological related sciences. It makes your molecular cloning experiment simple and straightforward.