Protein component of the small (40S) ribosomal subunit; homologous to mammalian ribosomal protein S21, no bacterial homolog; RPS21B has a paralog, RPS21A, that arose from the whole genome duplication [Source:SGD;Acc:S000003672]

S21B, S26B, YS25

Chromosome X: 156,550-157,273 reverse strand.

R64-1-1:BK006943.2

This gene has 1 transcript (splice variant), 318 orthologues and 1 paralogue.

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