Re: third time..can someone help!!

From: Edelmiro Moman (
Date: Wed Jul 12 2006 - 03:13:58 CDT

Most commercial packages include routines for adding counterions to a

biomolecule. But there are also a few free packages such as VEGA:


You can also try a number of VMD plug-ins, other than Autoionize:



As you can see, the last two ones are in the NAMD website. If you do
some googling you are likely to find more stuff. wrote:
> Hi all,
> I want to add ions in my system other than sodium and pottasium as given in autoionize plugin manual. It (explicitly TCL SCRIPT) also says how to change different ions but i dont know what to do if i want to add HCO3-(bicarbonate ions) and moreover at a later stage if i want to add divalent ions. please help!!!
> Regards and thanks in advance...
> Harish...
> -------------------------------------------------
> Harish Vashisth
> Graduate Student(Ph.D)
> CAT-361,Department of Chemical & Biological Engg.
> Drexel University, Philadelphia, PA
> office: 215-895-5823

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