/usr/lib/python2.7/dist-packages/zope.component-4.0.2.egg-info/SOURCES.txt is in python-zope.component 4.0.2-0ubuntu1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/python2.7/dist-packages/zope.component-4.0.2.egg-info/../../../../share/pyshared/zope.component-4.0.2.egg-info/SOURCES.txt