DCUN1D2B has several biochemical functions, for example, cullin family protein binding, ubiquitin conjugating enzyme binding, ubiquitin-like protein binding. Some of the functions are cooperated with other proteins, some of the functions could acted by DCUN1D2B itself. We selected most functions DCUN1D2B had, and list some proteins which have the same functions with DCUN1D2B. You can find most of the proteins on our site.