Re: [Rdkit-discuss] Canonical smiles for medium and large rings?

2010-12-28 Thread Greg Landrum
On Sat, Dec 18, 2010 at 6:27 AM, Greg Landrum greg.land...@gmail.com wrote:  For 'classic' aliphatic systems, double-bonds in 3-7-membered rings can only sensibly exist in the cis orientation, so 'ignoring' them would be ok.  However, for 8-membered and above, cis or trans are certainly

Re: [Rdkit-discuss] unexpected attempt to add self-bond error

2010-12-28 Thread Andrew Dalke
On Dec 27, 2010, at 5:41 AM, Greg Landrum wrote: Heh, I was wondering if you were going to take that one up. Knowing how much you enjoy (ab)using dot diconnects it seemed likely. :-) And take it up I did. Here's the essay I just wrote about the technique.

[Rdkit-discuss] Question: modifying default parameters for the RDKit fingerprint?

2010-12-28 Thread Greg Landrum
Dear all, As I mentioned in an earlier message (http://www.mail-archive.com/rdkit-discuss@lists.sourceforge.net/msg01430.html), the default parameters for the RDKit fingerprint end up setting far too many bits for drug-like molecules. The result of this is similarity values that are in general