Salvage of nucleosides and nucleotides

cytidine deaminase (cytidine aminohydrolase) (RefSeq)
Hypoxanthine phosphoribosyl transferase (RefSeq)
putative 5'-methylthioadenosine phosphorylase (mtnP-like) (RefSeq)
uracil phosphoribosyltransferase (RefSeq)
adenine phosphoribosyltransferase (RefSeq)