Thanks Greg. I'll look forward to the functionality in the new release.

Cheers
Jameed

-----Original Message-----
From: Greg Landrum [mailto:[email protected]]
Sent: 08 September 2012 08:00
To: Jameed Hussain
Cc: [email protected]
Subject: Re: [Rdkit-discuss] partial fingerprint

Dear Jameed,

On Thu, Sep 6, 2012 at 1:05 PM, Jameed Hussain <[email protected]> wrote:
>
> I was wondering if it's possible to implement the function in RDKit
> with the current functionality and how difficult its likely to be.
> Having a quick think about the likely algorithm to generate it - I
> would need to generate all the path/sub-graphs of the input molecule,
> loop through these to see which contain the atom/bond I'm interested
> in. The relevant paths/subgraphs would then need to be put through the
> hashing method to generate the bits set for the partial fingerprint
> for the atom/bond. I'm sure there are other (more clever) ways to
> generate the partial FP but that was the obvious way I could think of.
> Would this be possible with the current RDKit functionality (from
> python - unfortunately my python is much better than my C++) ?  Or can
> anyone think of a way to generate a partial fp for an atom in a molecule 
> using the existing RDKit functionality ?
>

The functionality is already there for some of the fingerprint types (Morgan, 
atom-pair, topological-torsion), but it's missing for the "daylight-like" RDKit 
fingerprint. That should be an easy one for me to add for the next release 
(coming in October).

-greg


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