![Two related superfamilies of putative helicases involved in replication, recombination, repair and expression of DNA and RNA genomes]()
Two related superfamilies of putative helicases involved in replication, recombination, repair and expression of DNA and RNA genomesGorbalenya, Alexander E.; Koonin, Eugene V.; Donchenko, Alexei P.; Blinov, Vladimir M. · Nucleic Acids Research · 1989