Homologs of rpsU from Shewanella oneidensis MR-1
rpsU: ribosomal protein S21 (NCBI ptt file)
SEED: SSU ribosomal protein S21p
KEGG: small subunit ribosomal protein S21
121 hits from BLASTp (E < 0.01)
Or try PaperBLAST, fast.genomics, the ENIGMA genome browser, or the comparative fitness browser