Reduction of ribonucleotides.
D000818:Animals; D003090:Coliphages / Q000201:enzymology; D004247:DNA / Q000096:biosynthesis; D004926:Escherichia coli / Q000201:enzymology; D056890:Eukaryota / Q000378:metabolism; D007778:Lactobacillus / Q000201:enzymology; D046911:Macromolecular Substances; D008970:Molecular Weight; D011485:Protein Binding; D012264:Ribonucleotide Reductases / Q000378:metabolism; D013379:Substrate Specificity; D014805:Vitamin B 12 / Q000494:pharmacology
D046911:Macromolecular Substances; D004247:DNA; D012264:Ribonucleotide Reductases; D014805:Vitamin B 12