/usr/share/guile-gnome-2/ is in guile-gnome2-glib 2.16.4-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/guile-gnome-2/gnome/
/usr/share/guile-gnome-2/gnome/glib.scm
/usr/share/guile-gnome-2/gnome/gobject/
/usr/share/guile-gnome-2/gnome/gobject.scm
/usr/share/guile-gnome-2/gnome/gobject/config.scm
/usr/share/guile-gnome-2/gnome/gobject/event-repl.scm
/usr/share/guile-gnome-2/gnome/gobject/gclosure.scm
/usr/share/guile-gnome-2/gnome/gobject/generics.scm
/usr/share/guile-gnome-2/gnome/gobject/gobject.scm
/usr/share/guile-gnome-2/gnome/gobject/gparameter.scm
/usr/share/guile-gnome-2/gnome/gobject/gsignal.scm
/usr/share/guile-gnome-2/gnome/gobject/gtype.scm
/usr/share/guile-gnome-2/gnome/gobject/gvalue.scm
/usr/share/guile-gnome-2/gnome/gobject/utils.scm
/usr/share/guile-gnome-2/gnome/gw/
/usr/share/guile-gnome-2/gnome/gw/generics.scm
/usr/share/guile-gnome-2/gnome/gw/glib.scm
/usr/share/guile-gnome-2/gnome/gw/gobject.scm
/usr/share/guile-gnome-2/gnome/gw/support/
/usr/share/guile-gnome-2/gnome/gw/support/modules.scm