RNA(n)-3'-uridine ribonucleotide + diphosphate => RNA(n) + UTP
rna(n)-3'-uridine ribonucleotide + diphosphate => rna(n) + utp
RNA(n)-3'-uridine ribonucleotide + diphosphate => RNA(n) + UTP
rna(n)-3'-uridine ribonucleotide + diphosphate => rna(n) + utp