guanosine monophosphate (gmp, guanylic acid) rna building block molecule. guanylate salts are used as umami flavor enhancers in

guanosine monophosphate triphosphate phosphate nucleoside purine ribose aciclovir rna ribonucleic acid guanidylic guanylic gmp nucleotide guanylate e627 e628 food additive flavor umami guanylyl carbon hydrogen oxygen nitrogen phosphorus molecule atoms atomic model molecular compound composition chemical chemistry bond structure formula