Author: sargis

  • Open Babel Partial Charges

    When preparing ligands for docking PyRx users can select between PyBabel (MGLTools) and Open Bable partial charges using Edit -> Preferences menu. See PyRx Screencast – Open Bable for details. PyRx is using PyBabel charges, by default. I run the dataset from my previous blog post, using Open Bable, to see if I can get…

  • Pre-Release 0.5 Updates

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    I’ve added instructions on how to update to the latest version from Source Code and how to submit a feature equest to Downloads page. The major new feature in 0.5 is database table plotting feature that can be used for BioAssays and ROC Curves. To compare ROC curves generated by two different docking algorithms, I run the…

  • Neuraminidase, Sialic Acid, Relenza and Sugar

    Neuraminidase, Sialic Acid, Relenza and Sugar from Sarkis Dallakian on Vimeo. Watch this video in HD on Vimeo. Links used in the screencast – Relenza, Neuraminidase, Sugar and ws.nbcr.net.  

  • BioAssays and ROC Curves

    I’ve got an email from My NCBI about new BioAssay – Limit: Protein 3D Structure. AID: 2158 has Compounds Active: 287; Tested: 572; it’s exaclty that I was looking for. Based on this data, I’ve implemented new features that will available in upcoming 0.5 release. Interested users can check it out right away. The new feature allows…

  • PubChem BioAssays with Protein 3D Structures

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    I started searching PubChem BioAssays and limited results to the ones that link to Protein 3D Structure. There are currently only 61 BioAssays available. I wanted to select a BioAssay that would have around 100 compounds tested, but only handful that are active. In order to test PyRx and see what new features to add,…

  • PyRx Is Now Free and Open Source Software

    I’ve got a green light from our Office of Technology Development to distribute PyRx under Open Source BSD License. For users, this means that you are free to use PyRx for academic as well as commercial purposes. For potential developers, this means that you can now contribute code to PyRx. I’ve created a project for…

  • Known Issues and Feature Requests

    An incomplete download is the most common reason for non working installers. Make sure your download is complete before running installers. “Customize Filter” widget for table editor causes crash on Mac. PyRx crashes on Linux when there are no hardware 3D accelerated (OpenGL) drivers avialable. See Using hardware accelerated 3D renderer on Linux and Installing…

  • Article in Chemical & Engineering News

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    I’m happy to announce that PyRx has made into Chemical & Engineering News. Please refer to the following publication if you’d like to cite PyRx in your article: L.K. Wolf, C&EN 87, 31 (2009) Also, I’ll be presenting PyRx during Virtual Screening & Computer Aided Drug Design training session at the Summer Institute organized by…

  • Molecular Surface and Mayavi

    Molecular Surfaces Using IsoSurfaces Mayavi User Guide

  • Tables Widget and New Features in PyRx 0.5

    Blog post mentioned in the video:Thermal Shift Assay for Inhibitors of 15-Hydroxyprostaglandin Dehydrogenase