Thank you, Edward!
I have submitted the bug report (#17343). Yes, the atom name in the
pdb file is labeled "CH2".

Vitaly



On Fri, Dec 17, 2010 at 11:38, Edward d'Auvergne <[email protected]> wrote:
> Hi Vitaly,
>
> Thank you for identifying this problem.  I just had a question, is the
> atom named 'CH2' within the PDB file?  If you don't mind, would you be
> able to create a bug report for this?  This would be much appreciated
> as it would help other relax users who encounter the same problem as
> you have found.  This is not too important as it is a missing feature
> rather than a bug but, if you could, the bug report submission page is
> https://gna.org/bugs/?func=additem&group=relax.
>
> Thanks,
>
> Edward
>
>
>
> On 15 December 2010 02:51, V.V. <[email protected]> wrote:
>> Hello,
>>
>> I am trying to create a diffusion tensor from the results file, and I
>> am running into a following problem after
>> "structure.create_diff_tensor_pdb" is invoked:
>>
>> ================
>> relax> structure.create_diff_tensor_pdb(scale=1.7999999999999999e-06,
>> file='tensor.pdb', dir=None, force=True)
>> Adding molecule 'diff_tensor' to model None (from the original
>> molecule number None of model None)
>>
>> Chain A
>>
>> Calculating the centre of mass.
>> RelaxWarning: Skipping the atom '#ave_mol1:2...@30' as the element name
>> does not exist in the PDB file.
>> ================
>>
>> In the "results" file, element 30 in the atom name list is 'CH2' (Trp
>> side chain). Also if I read the structure file with
>> "structure.read_pdb", for each of the Trp residues I get:
>>
>> ================
>> RelaxWarning: Cannot determine the element associated with atom 'CH2'.
>> ================
>>
>> It looks like this atom was left out
>> (http://www.mail-archive.com/[email protected]/msg06219.html).
>> Also, if possible, could you append "OT" atom name (XPLOR format) to
>> the oxygen list?
>>
>> Thank you,
>> Vitaly
>>
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