Furin

FES Upstream Region (FUR) Protein is a protease enzyme. It has a target sequence of Arg-X-K(Arg/Lys)-Arg1.


References

1.
Hallenberger, S. et al. Inhibition of furin-mediated cleavage activation of HIV-1 glycoprotein gp160. Nature 360, 358–361 (1992).