diphosphotransferase
di·phos·pho·trans·fer·ase (di-fos″fo-transґfər-ās) [EC 2.7.6] any member of a sub-subclass of enzymes of the transferase class that catalyze the transfer of pyrophosphate (diphosphate) groups from one molecule to another. Called also pyrophosphotransferase.
Medical dictionary.
2011.