2.4.2.9

Uracil-xanthine permease
Bifunctional protein PyrR
Uracil phosphoribosyltransferase
Uracil Phosphoribosyltransferase (NCBI)
Bifunctional protein PyrR
Uracil permease
Uracil phosphoribosyltransferase
uracil phosphoribosyltransferase (RefSeq)