This family consists of several 5' nucleotidase, deoxy (Pyrimidine), cytosolic type C (NT5C) proteins. 5'(3')-Deoxyribonucleotidase is a ubiquitous enzyme in mammalian cells whose physiological function is not known [1].

1: Mammalian 5'(3')-deoxyribonucleotidase, cDNA cloning, and overexpression of the enzyme in Escherichia coli and mammalian cells. Rampazzo C, Johansson M, Gallinaro L, Ferraro P, Hellman U, Karlsson A, Reichard P, Bianchi V; J Biol Chem 2000;275:5409-5415. PMID:10681516

2: Mouse cytosolic and mitochondrial deoxyribonucleotidases: cDNA cloning of the mitochondrial enzyme, gene structures, chromosomal mapping and comparison with the human orthologs. Rampazzo C, Kost-Alimova M, Ruzzenente B, Dumanski JP, Bianchi V; Gene 2002;294:109-117. PMID:12234672