Figure 1:

Ribonucleoside modifications of mRNA. m⁷G – 7-methylguanosine; Gm – 2’-O-methylguanosine; Ψ – pseudouridine; Um – 2’-O-methyluridine; m¹A – N¹,-methyladenosine; m⁶A – N⁶-methyladenosine; I – inosine; Am – 2’-O-methyladenosine; m⁵C – 5-methylcytidine; hm⁵C – 5-hydroxymethylcytidine; m³C – 3-methylcytidine; Cm – 2’-O-methylcytidine. The modification group is indicated by red line.