0 -> ACA
ACA -> 0
ACA -> 0
0 -> ACA
0 -> PKA
PKA -> 0
PKA -> 0
0 -> PKA
0 -> ERK2
ERK2 -> 0
ERK2 -> 0
0 -> ERK2
0 -> REGA
REGA -> 0
REGA -> 0
0 -> REGA
0 -> incAMP
incAMP -> 0
incAMP -> 0
0 -> incAMP
0 -> excAMP
excAMP -> 0
excAMP -> 0
0 -> excAMP
0 -> CAR1
CAR1 -> 0
CAR1 -> 0
0 -> CAR1