From: M K (mahyar.karimi20_at_gmail.com)
Date: Tue Oct 20 2015 - 20:04:27 CDT

This issue has been discussed before. Just search and you will find the
code :)

On Tue, Oct 20, 2015 at 8:36 AM, Chitrak Gupta <chgupta_at_mix.wvu.edu> wrote:

> Hi Daniela,
>
> I believe something like this would work.
>
> set wat [atomselect top "water and same residue as within $dist of resid
> $res"]
> for {set i 0} {$i < $numframes} {incr i 1} {
> animate goto $i
> $wat frame $i
> $wat update
> puts [expr [$wat num]/3]
> }
>
>
> Best,
> Chitrak.
>
> On Mon, Oct 19, 2015 at 4:05 PM, Daniela Rivas <dani.rivas.r_at_gmail.com>
> wrote:
>
>> Hi,
>>
>> I have a trajectory file and I would like to plot the number of water
>> molecules within a distance from a residue in time. I've been trying to
>> figure out how to do it but I couldn't find anything.
>>
>> I hope you can help me.
>>
>> Thanks,
>> Daniela.
>>
>
>