GitHub profile page of the developer: https://github.com/S-Ando-Biophysics 

GitHub repository: https://github.com/S-Ando-Biophysics/4MRNA

User manual: https://cdn.jsdelivr.net/gh/S-Ando-Biophysics/4MRNA@main/Docs/4MRNA-Manual.pdf 

Ubuntu: https://apps.microsoft.com/search?query=Ubuntu 

3DNA: https://x3dna.org/ 

Phenix: https://phenix-online.org/ 

CCP4: https://www.ccp4.ac.uk/ 

Phaser (wiki): https://www.phaser.cimr.cam.ac.uk/index.php/Phaser_Crystallographic_Software