Re: [Rdkit-discuss] Behavior of ETKDG / EmbedMultipleConfs

2018-01-14 Thread Sereina
Hi Andy, If -1 is used for the random number seed, the RDKit will use the current date (including seconds) as seed (Greg, please correct me if I’m wrong). Therefore, you get a different seed every time you run the script. If you use a fixed seed, you will generate the same conformations every

[Rdkit-discuss] Behavior of ETKDG / EmbedMultipleConfs

2018-01-12 Thread Andy Jennings
Hi RDKitters, Whilst looking at generating some conformations of molecules using the ETKDG method with EmbedMultipleConfs I've come across some strange (to me) behavior. When I generate conformations of some molecules with the randomSeed as -1 the result is a variable number of conformations.