From: Tristan Croll (
Date: Mon Oct 06 2014 - 03:12:31 CDT

Why not just put the log of the beta values into the user field and colour by that?

set sel [atomselect top all]
foreach i [$sel get index] {
  set thissel [atomselect top "index $i"]
  set thisbeta [$thissel get beta]
  $thissel set user [ expr log10 ( $thisbeta ) ]
  $thissel delete
$all delete

Tristan Croll
Faculty of Health
School of Biomedical Sciences
Institute of Health and Biomedical Engineering
Queensland University of Technology
60 Musk Ave
Kelvin Grove QLD 4059 Australia
+61 7 3138 6443
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> On 6 Oct 2014, at 7:26 am, "Eric Smoll" <> wrote:
> Hello VMD users,
> Is there a simple way to apply a logarithmic color scale based on the beta parameter values in VMD?
> Best,
> Eric