All are second messenger except
remember that guanylyl cyclase an enzyme while cGMP is a secondary messenger Types ot secondary messenger are There are three basic types of secondary messenger molecules Hydrophobic (DAG) Hydrophilic(cAMP) Gases(NO) Ref-KDT 7/e p47,48
Cyclic AMP
Gaunylyl cyclase
Diacycglycerol
Inositol triphosphate
General anatomy