[Biopython-dev] MMCIF Parser

João Rodrigues anaryin at gmail.com
Fri Mar 16 10:21:43 UTC 2012


Hi all,

I added Glen from PDBe to the thread. I asked him to have a look to this
'bug' report, his reply is below.

"Had a look bug #2619 and it seems the thread was reignited recently by
Lenna Peterson so we'll be keeping an eye on it. In terms of an mmCIF
Parser we currently use a parser provided by our RCSB partners.It also has
C dependencies and after using it, there is much that could be improved, in
particular, we'd also like a pure python implementation"

Id say Lenna to go ahead and keep on the effort on the parser. Maybe you
could share the code on github or so to garner some comments and
suggestions?

one question though: why is everyone using C for it? i never really used
this format so sorry for the ignorance..

Cheers,

João
No dia 9 de Mar de 2012 20:13, "João Rodrigues" <anaryin at gmail.com>
escreveu:

> Hi Lenna,
>
> First of all, sorry to come so late in the discussion but as I said
> before, I was in a conference so I didn't really read my email that
> frequently..
>
>
> The PDBe have their own parsers and I am yet to find out what kind of
> dependencies and even if it maps to the same SMCRA model we use. I will
> keep you informed. I sent them an email today and am waiting for the reply.
> I will eventually bring the discussion here so maybe we can take the best
> of both parsers. Nevertheless, thanks for the time and effort you are
> putting, it will surely be put to good use! :)
>
>
> Best,
>
> João [...] Rodrigues
> http://nmr.chem.uu.nl/~joao
>
>
>
> No dia 9 de Março de 2012 20:00, Lenna Peterson <arklenna at gmail.com>escreveu:
>
>> I am in the process of implementing the formal grammar of CIF in PLY
>> (python lex yacc). The result should be a strict, robust, extensible CIF
>> parser.
>>
>> It's going very smoothly, and I plan on continuing it regardless as a
>> learning exercise in lexical analysis.
>>
>> Please let me know if PDBe has a robust mmCIF python parser that would
>> make mine redundant.
>>
>> Lenna
>>
>>
>> On Mar 9, 2012, at 10:11, Peter Cock <p.j.a.cock at googlemail.com> wrote:
>>
>> > On Fri, Mar 9, 2012 at 3:07 PM, João Rodrigues <anaryin at gmail.com>
>> wrote:
>> >> Hi all,
>> >>
>> >> I was recently in a conference in Heidelberg and I got to know that the
>> >> PDBe is interested in collaborating with us in building a consolidated
>> >> Python module for structural bioinformatics. From what I understood
>> they
>> >> already used our code sometimes.
>> >>
>> >> Since there is some movement on the MMCif parser front, maybe it's a
>> good
>> >> idea to query them and see if they have something implemented already?
>> >> Asking first not to step on anyone's toes, but it might save time?
>> >>
>> >> João [...] Rodrigues
>> >> http://nmr.chem.uu.nl/~joao
>> >
>> > Sounds good - you're one of the experts on the Bio.PDB code now
>> > after all, so a good person to talk to them.
>> >
>> > Peter
>> >
>> > _______________________________________________
>> > Biopython-dev mailing list
>> > Biopython-dev at lists.open-bio.org
>> > http://lists.open-bio.org/mailman/listinfo/biopython-dev
>>
>
>




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