If your software requires a different topology format (like GROMACS .top ), use tools like vmd or parmed to convert the extracted PSF.
A list of every atom in the system, including its unique ID, segment name, residue name, and atom type. psf.rar
Use a utility like WinRAR or 7-Zip to extract the .psf file from the archive. If your software requires a different topology format
Standard for large-scale biomolecular simulations. X-PLOR: Often used for structural refinement. VMD: Used for visualization and structure building. 3. Detailed Contents including its unique ID