Plasmid drawing software for PC??

[Pita Enriquez Harris]

Does anyone know of a good program for drawing/managing DNA constructs on 
a PC?

If you know of where I can get a free download of a demo, that would be 
especially helpful!

Thanks,
Pita

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Dr. Pita Enriquez Harris           "Waste no more time arguing what a     
Nuffield Department of Medicine           good man should be.  Be one."
Oxford Radcliffe Hospital                                  Marcus Aurelius 
http://users.ox.ac.uk/~enriquez             
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