+------COMP:N-N(of)-----+        
       +--SUBJ:V-N-+--OBJ:V-N-+            +MOD_ATT:N-+        
       |           |          |            |          |        
 Catecholamine increases activation of __NODE__ phosphorylase .
SUBJ:V-N (increase,catecholamine)
OBJ:V-N (increase,activation)
COMP:N-N(of) (activation,phosphorylase)
MOD_ATT:N-ADJ (phosphorylase,__NODE__)