/usr/share/guile-gnome-2/ is in guile-gnome2-gtk 2.16.1-6ubuntu2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/guile-gnome-2/gnome/
/usr/share/guile-gnome-2/gnome/atk.scm
/usr/share/guile-gnome-2/gnome/contrib/
/usr/share/guile-gnome-2/gnome/contrib/delay-tree-model.scm
/usr/share/guile-gnome-2/gnome/contrib/filtered-list.scm
/usr/share/guile-gnome-2/gnome/contrib/help-browser.scm
/usr/share/guile-gnome-2/gnome/contrib/texinfo-buffer.scm
/usr/share/guile-gnome-2/gnome/glade.scm
/usr/share/guile-gnome-2/gnome/gtk/
/usr/share/guile-gnome-2/gnome/gtk.scm
/usr/share/guile-gnome-2/gnome/gtk/gdk-event.scm
/usr/share/guile-gnome-2/gnome/gtk/graphical-repl.scm
/usr/share/guile-gnome-2/gnome/gw/
/usr/share/guile-gnome-2/gnome/gw/atk.scm
/usr/share/guile-gnome-2/gnome/gw/cairo.scm
/usr/share/guile-gnome-2/gnome/gw/gdk.scm
/usr/share/guile-gnome-2/gnome/gw/gtk.scm
/usr/share/guile-gnome-2/gnome/gw/libglade.scm
/usr/share/guile-gnome-2/gnome/gw/pango.scm
/usr/share/guile-gnome-2/gnome/pango.scm