tvr:TVD_03405 K15576 nitrate/nitrite transport system substrate-binding protein | (GenBank) bicarbonate-binding protein tvr:TVD_03410 K15577 nitrate/nitrite transport system permease protein | (GenBank) bicarbonate ABC transporter permease tvr:TVD_03415 K15578 nitrate/nitrite transport system ATP-binding protein [EC:7.3.2.4] | (GenBank) nitrate ABC transporter ATP-binding protein