syn:sll1450 K15576 nitrate/nitrite transport system substrate-binding protein | (GenBank) nrtA; nitrate transport 45kD protein
syn:sll1451 K15577 nitrate/nitrite transport system permease protein | (GenBank) nrtB; nitrate transport protein; NrtB
syn:sll1452 K15578 nitrate/nitrite transport system ATP-binding protein [EC:7.3.2.4] | (GenBank) nrtC; nitrate transport protein; NrtC
syn:sll1453 K15579 nitrate/nitrite transport system ATP-binding protein | (GenBank) nrtD; nitrate transport protein; NrtD