Hi John,

In the circularFP source code, chiral centres are indeed encoded.

However, I have done some experiments comparing the circular fingerprints of 
enantiomers and also diastereomers, and they turn out to have 1.0 tanimoto 
scores.

What am I doing wrong?


Cheers
Marwin


> On 21. Jul 2017, at 10:59, John Mayfield <john.wilkinson...@gmail.com> wrote:
> 
> Yes,
> 
> Use the CircularFingerprinter, it encodes stereochemistry, the relevant 
> method is CircularFingerprinter 
> <http://cdk.github.io/cdk/2.0/docs/api/index.html?org/openscience/cdk/fingerprint/CircularFingerprinter.html>.getFP()
>  which will give you the atoms involved and the hashed value. IIRC the first 
> atom in the list is the 'root'.
> 
> John
> 
> On 21 July 2017 at 09:39, Staffan Arvidsson <staffan.arvids...@gmail.com 
> <mailto:staffan.arvids...@gmail.com>> wrote:
> Hi all,
> 
> I wonder if there is any way of producing atom signatures with 
> stereoinformation? Currently we're using 
> 
> String signature = new AtomSignature(atom, height, 
> molecule).toCanonicalString();
> 
> to produce the signatures. 
> 
> 
> Best,
> Staffan
> 
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