[gmx-users] NOT in make_ndx

[Anton Feenstra]

Sampo Karkola wrote:

> Hi,
> 
> I can't make the NOT operator work in make_ndx. If I want to define an 
> index group of protein without one residue I would like to say "Protein 
> NOT residue#". The AND (&) and OR (|) work fine but what I assume should 
> be NOT (!) gives only a syntax error.

Try "Protein & ! residue#". 'NOT' is a unary operator that negates a 
group, 'AND' and 'OR' are binary operators that combine two groups.


-- 
Groetjes,

Anton

* NOTE: New Affiliation, Phone & Fax numbers (below) *
  _____________ _______________________________________________________
|             |                                                       |
|  _   _  ___,| K. Anton Feenstra                                     |
| / \ / \'| | | Bioinformatics Section - Vrije Universiteit Amsterdam |
|(   |   )| | | De Boelelaan 1083 - 1081A HV Amsterdam - Netherlands  |
| \_/ \_/ | | | Tel: +31 20 59 87783 - Fax: +31 20 59 87653           |
|             | Feenstra at few.vu.nl - www.few.vu.nl/~feenstra/         |
|             | "If You See Me Getting High, Knock Me Down" (RHCP)    |
|_____________|_______________________________________________________|