Homologs of GFF1980 from Xanthobacter sp. DMC5
Ion-translocating oxidoreductase complex subunit B
SEED: Assimilatory nitrate reductase large subunit (EC:1.7.99.4)
KEGG: sulfite reductase (NADPH) flavoprotein alpha-component
Top 100 hits from BLASTp (E < 0.01)
Or try PaperBLAST, fast.genomics, the ENIGMA genome browser, or the comparative fitness browser