cyclic guanosine monophosphate cgmp molecule. important second messenger, produced by guanylate cyclase, broken down by.

cyclic guanosine monophosphate cgmp molecule important second messenger produced guanylate cyclase broken phosphate guanosin nucleotide kinase protein hormone gtp phosphodiesterase inhibitor sildenafil pde tadalafil hydrogen carbon oxygen nitrogen phosphorus atoms atomic molecular compound composition chemical chemistry structure formula line drawing skeletal flat icon vector