is protonated form of nucleotide residue ribonucleotide residue CHEBI:55366 A nucleotide residue consisting of a nucleobase bound at the glycosidic nitrogen to a ribose ring that has a free valence at an oxygen atom and which is bound at the O-5' atom to a phosphate group, having a further free valence at one of its oxygen atoms. ribonucleotide residue(1-)