Little memory key I use:
Pompe's trashes the Pump
AB=CD
Andersons--Branching enzyme
Cori's--Debranching enzyme
Also, first six glycogen storage diseases:
"Viagra Pills Cause A Mean Hard on!"
V--Von Gierkes, P--Pompe's, C--Cori's, A--Andersons, M--McArdles, H--Hers
Hope that helps