heterodimer

noun

dimer with two different components

Wiktionary

noun

Etymology: Etymology tree Proto-Indo-European *sem- Proto-Indo-European *sḿ̥teros Proto-Hellenic *hə́teros Ancient Greek ἕτερος (héteros)lbor. English hetero- English dimer English heterodimer From hetero- + dimer.

A dimer, especially a biologically active one, derived from two or more different monomers.