Homologs of potE from Shewanella oneidensis MR-1
potE: putrescine-ornithine antiporter (NCBI ptt file)
SEED: Putrescine/proton symporter, putrescine/ornithine antiporter PotE
KEGG: putrescine:ornithine antiporter
Top 100 hits from BLASTp (E < 0.01)
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