/usr/ is in libmyproxy-dev 6.1.16-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/doc/
/usr/share/doc/libmyproxy-dev/
/usr/share/doc/libmyproxy-dev/copyright
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/myproxy.pc
/usr/include/
/usr/include/globus/
/usr/include/globus/myproxy.h
/usr/include/globus/myproxy_creds.h
/usr/include/globus/myproxy_protocol.h
/usr/include/globus/myproxy_log.h
/usr/include/globus/myproxy_authorization.h
/usr/include/globus/myproxy_sasl_client.h
/usr/include/globus/myproxy_sasl_server.h
/usr/include/globus/myproxy_constants.h
/usr/include/globus/myproxy_server.h
/usr/include/globus/myproxy_read_pass.h
/usr/include/globus/verror.h
/usr/include/globus/myproxy_delegation.h
/usr/share/doc/libmyproxy-dev/changelog.Debian.gz
/usr/lib/x86_64-linux-gnu/libmyproxy.so