The package libbio-tools-run-alignment-clustalw-perl 1.7.4-3 has been added to kali-rolling. It has been imported from Debian: https://tracker.debian.org/pkg/libbio-tools-run-alignment-clustalw-perl -- More information about libbio-tools-run-alignment-clustalw-perl: http://pkg.kali.org/pkg/libbio-tools-run-alignment-clustalw-perl