/usr/share/applications/entrez2.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=Entrez NCBI Database Querying Tool
GenericName=Database Querying Tool
Comment=Query NCBI databases and retrieve documents
Type=Application
Exec=entrez2
Icon=ncbilogo
Categories=Education;Science;Biology;
|