mfold_util : mfold_util: graphic rendering for UNAFold ( http://www.unafold.org/mfold/software/download-mfold.php )
unafold : Unified Nucleic Acid Folding and hybridization package ( http://mfold.rna.albany.edu/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a pkalin
For Paludis use this rsync : rsync://gentoo.zugaina.org/pkalin-portage
If you have a problem : ycarus(-at-)zugaina.org