>2PQ4_1|Chain A|Protein napD|Escherichia coli (562)
GSHMHTNWQVCSLVVQAKSERISDISTQLNAFPGCEVAVSDAPSGQLIVVVEAEDSETLIQTIESVRNVEGVLAVSLVYHQQEEQGEETP
>2PQ4_2|Chain B|Periplasmic nitrate reductase precursor|Escherichia coli (562)
MKLSRRSFMKANAVAAAAAAAGLSVPGVARAVVGQ