superimposing molecules

Andrew Dalke dalke at
Sun Dec 8 00:12:48 EST 1996

> Does anyone know of an easy way to do [superposition of molecules]
> (preferably without spending any money)?

There's a couple.  The best is probably ProFit

>    ProFit (pronounced Pro-Fit, not profit!) is designed to be the 
> ultimate least squares fitting program and is written to be as easily 
> portable between systems as possible. It performs the basic function 
> of fitting one protein structure to another, but allows as much 
> flexibility as possible in this procedure. Thus one can specify 
> subsets of atoms to be considered, specify zones to be fitted by 
> number, sequence, or by sequence alignment.

And of course I have to plug our visualization program, VMD  :)
( which can graphically
align based on all atoms, heavy atoms, or just backbone atoms.
Or, with about 8 lines of scripting language, align based on
any set of your choice.

						dalke at

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