Homologs of hcp from Escherichia coli ECOR38
hcp: hydroxylamine reductase
SEED: Hydroxylamine reductase (EC 1.7.-.-)
KEGG: hydroxylamine reductase
38 hits from BLASTp (E < 0.01)
Or try PaperBLAST, fast.genomics, the ENIGMA genome browser, or the comparative fitness browser