5-phospho-ribosyl-1(alpha)-pyrophosphate synthetase, synthesizes PRPP; which is required for nucleotide, histidine, and tryptophan biosynthesis; one of five related enzymes, which are active as heteromultimeric complexes; PRS2 has a paralog, PRS4, that arose from the whole genome duplication [Source:SGD;Acc:S000000901]

Chromosome V: 358,105-359,061 reverse strand.

R64-1-1:BK006939.2

This gene has 1 transcript (splice variant), 375 orthologues and 4 paralogues.

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