Access a molecular design environment to create models and simulations of small molecules and macromolecules, search for and view information about chemical compounds, perform calculations to identify and optimize lead molecules, and process structure-activity data to predict the level of biological activity or potency.
You could have downloaded SYBYL-X 2.1.1 from our software library for free. Our antivirus analysis shows that this download is malware free. This software is an intellectual property of Tripos. You can install this PC software on Windows XP/7/8/10/11 32 and 64-bit. The most popular versions of the tool are 2.1, 2.0 and 1.3. The software lies within Education Tools, more precisely Science Tools.
From the developer:
SYBYL-X is a program that enables you to find new lead candidates, optimize lead series or perform other related life science experiments like modeling a protein structure. The program has capabilities for small molecule modeling and simulation, macromolecular modeling and simulation, cheminformatics, lead identification and lead optimization.
You may want to check out more software, such as SRIM, EarthBrowser or Solmetric SunEye, which might be similar to SYBYL-X.