Beyond rotatable bond counts: capturing 3D conformational flexibility in a single descriptor

JGP Wicker, RI Cooper - Journal of Chemical Information and …, 2016 - ACS Publications
A new molecular descriptor, nConf20, based on chemical connectivity, is presented which
captures the accessible conformational space of a molecule. Currently the best available …

Flexophore, a new versatile 3D pharmacophore descriptor that considers molecular flexibility

M von Korff, J Freyss, T Sander - Journal of chemical information …, 2008 - ACS Publications
A novel pharmacophore descriptor Flexophore is presented, which considers molecular
flexibility when comparing descriptor similarities. The descriptor is a complete reduced …

xMaP An Interpretable Alignment-Free Four-Dimensional Quantitative Structure–Activity Relationship Technique Based on Molecular Surface Properties and …

J Dreher, J Scheiber, N Stiefl… - Journal of Chemical …, 2018 - ACS Publications
A novel alignment-free molecular descriptor called xMaP (flexible MaP descriptor) is
introduced. The descriptor is the advancement of the previously published translationally …

Distinguishing between bioactive and modeled compound conformations through mining of emerging chemical patterns

J Auer, J Bajorath - Journal of chemical information and modeling, 2008 - ACS Publications
To systematically compare bioactive and theoretically derived compound conformations, we
have analyzed 18 different sets of active small molecules with experimentally determined …

Variable selection and model validation of 2D and 3D molecular descriptors

A Nicholls, NE MacCuish, JD MacCuish - Journal of computer-aided …, 2004 - Springer
We have found that molecular shape and electrostatics, in conjunction with 2D structural
fingerprints, are important variables in discriminating classes of active and inactive …

PubChem3D: shape compatibility filtering using molecular shape quadrupoles

S Kim, EE Bolton, SH Bryant - Journal of cheminformatics, 2011 - Springer
Background PubChem provides a 3-D neighboring relationship, which involves finding the
maximal shape overlap between two static compound 3-D conformations, a computationally …

Conformer generation with OMEGA: learning from the data set and the analysis of failures

PCD Hawkins, A Nicholls - Journal of chemical information and …, 2012 - ACS Publications
We recently published a high quality validation set for testing conformer generators,
consisting of structures from both the PDB and the CSD (Hawkins, PCD et al. J. Chem. Inf …

Generative topographic mapping of conformational space

D Horvath, I Baskin, G Marcou… - Molecular …, 2017 - Wiley Online Library
Abstract Herein, Generative Topographic Mapping (GTM) was challenged to produce planar
projections of the high‐dimensional conformational space of complex molecules (the 1LE1 …

TFD: torsion fingerprints as a new measure to compare small molecule conformations

T Schulz-Gasch, C Scharfer, W Guba… - Journal of chemical …, 2012 - ACS Publications
Advantages like intuitive interpretation, objectivity, general applicability, and its easy,
automated calculation make the rmsd (root-mean-squared deviation) the measure of choice …

Less may be more: an informed reflection on molecular descriptors for drug design and discovery

T Barnard, H Hagan, S Tseng, GC Sosso - Molecular Systems Design …, 2020 - pubs.rsc.org
The phenomenal advances of machine learning in the context of drug design and discovery
have led to the development of a plethora of molecular descriptors. In fact, many of these …