Sequence Cluster id id2 desc organism isHeteromeric 1 Cluster1 TCDB::P73544 3.A.1.3.12 BgtB aka GLNH aka SLL1270, component of Arginine/lysine/histidine/glutamine porter heteromer 2 Cluster1 TCDB::Q8YSA2 3.A.1.3.17 Basic amino acid uptake transporter, BgtAB