Hi Connor,

The matrix_copy command should work fine with maps. Which version of PyMOL are 
you using? Try to follow this example:

fetch 1ubq 5dtc, async=0
fetch 1ubq 5dtc, async=0, type=2fofc
align 1ubq, 5dtc
matrix_copy 1ubq, 1ubq_2fofc
volume vol, 1ubq_2fofc

Cheers,
  Thomas

On 17 Feb 2016, at 16:38, McGrath, Connor (NIH/NCI) [C] 
<mcgrathcon...@mail.nih.gov> wrote:

> Hello folks:
>  
> I have loaded a series of small molecules and have loaded maps of quantum 
> properties from another source.
> I want to align the molecules to a “base” scaffold, which I can do. What I am 
> having difficulty with is the subsequent
> Rotation/translation of the map object for given molecule. The matrix_copy 
> approach does not appear to have any effect,
> although it does not generate an error.
> Someone must have come across this problem. I have seen requests similar to 
> mine as far back as 2004, but no resolution that I can find.
>  
> Of course, any help would be greatly appreciated
>  
> Connor F. McGrath, Ph.D.
> 
> Manager, Computational Drug Development Group
> 
> Frederick National Laboratory for Cancer Research
> 
> CDDG, DTP, DCTD (Leidos Biomedical contract)
> 
> mcgrathcon...@mail.nih.gov

-- 
Thomas Holder
PyMOL Principal Developer
Schrödinger, Inc.


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