sys:SYNPCCN_0917 K15576 nitrate/nitrite transport system substrate-binding protein | (GenBank) nrtA; nitrate transport 45kD protein
sys:SYNPCCN_0916 K15577 nitrate/nitrite transport system permease protein | (GenBank) nrtB; nitrate transport protein subunit NrtB
sys:SYNPCCN_0915 K15578 nitrate/nitrite transport system ATP-binding protein [EC:7.3.2.4] | (GenBank) nrtC; nitrate transport protein subunit NrtC
sys:SYNPCCN_0914 K15579 nitrate/nitrite transport system ATP-binding protein | (GenBank) nrtD; nitrate transport protein subunit NrtD