/usr/share/applications/Cn3D-3.0.desktop is in ncbi-tools-x11 6.1.20170106-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 | [Desktop Entry]
Version=1.0
Name=Cn3D NCBI Database Viewer
GenericName=Database Viewer
Comment=View NCBI databases in 3D
Type=Application
Exec=Cn3D-3.0
Icon=ncbilogo
Categories=Education;Science;Biology;
|