3.13.0-96.143) is not available, but a newer one is (3.13.0-166.216). We redirected you there.
/usr/bin/psi-cd-hit-2d is in cd-hit 4.6.1-2012-08-27-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/bin/../lib/cd-hit/psi-cd-hit-2d.pl