| TCID | Name | Organismal Type | Example |
|---|---|---|---|
| 2.A.47.1.1 | Anion transporter of unknown specificity | Archaea | Anion transporter of Methanospirillum hungatei (Q2FMC1) |
| 2.A.47.1.2 | Renal sodium:sulfate cotransporter (Ssc) (NaS1-1) (also transports thiosulfate and selenate) (Li and Pajor, 2003) | Animals | Ssc of Rattus norvegicus |
| 2.A.47.1.3 | The brush boarder intestinal and renal electrogenic, Na+-dependent, low affinity (0.1-4.0mM), dicarboxylate (succinate, fumarate, malate, α-ketoglutarate, oxaloacetate, L- and D-glutamate, and citrate):H+ cotransporter, NaDC-1 or SDCT1. | Animals | NaDC-1 or SDCT1 of Rattus norvegicus (O35055) |
| 2.A.47.1.4 | The basolateral intestinal and renal electrogenic, Na+-dependent high affinity (2-50µM) dicarboxylate:(Na+)3 cotransporter (NaDC-3) (substrate range similar to that of NDC-1 except that tricarboxylates are transported with very low affinity). Na+:succinate = 3:1. Also transports N-acetyl-L-aspartate, an abundant amino acid in the nervous system (Yodoya et al., 2006). | Animals | NaDC-3 of Rattus norvegicus |
| 2.A.47.1.5 | Basolateral Na+: di- and tricarboxylate (succinate cis-aconitate, citrate, etc.) cotransporter, fNaDC-3 | Animals | fNaDC-3 of Pseudopleuronectes americanus (the winter flounder) |
| 2.A.47.1.6 | The tonoplast dicarboxylate (malate) transporter, AttDT (Kovermann et al., 2007). | Plants | AttDT of malate:Na+ symporter of Arabidopsis thaliana |
| 2.A.47.1.7 | Low affinity dicarboxylate:Na+ symporter, NaDC1 (INDY1) (relative affinities: succinate > fumarate > α-ketoglutarate > malate > lactate > maleate) (Fei et al., 2003) | Animals | NaDC1 of Caenorhabditis elegans |
| 2.A.47.1.8 | High affinity dicarboxylate:Na+ symporter, NaDC2 (INDY2) (relative affinities: fumarate > malate > α-ketoglutarate > maleate > succinate > lactate) (Fei et al., 2003) | Animals | NaDC2 of Caenorhabditis elegans |
| 2.A.47.1.9 | Na+-coupled citrate transporter (NaCT) (Km=18μM) (also may transport dicarboxylates and other tricarboxylates with lower affinity) (Inoue et al., 2002). Na+:citrate = 3-4:1 (Wada et al., 2006). | Animals | NaCT of Homo sapiens |
| 2.A.47.1.10 | Cation-independent, electroneutral tri- and di-carboxylate transporter with a preference for tricarboxylates, Indy (I'm not dead yet) [When Indy is mutated flies live about twice as long as wild type] (Inoue et al., 2002) | Animals | Indy of Drosophila melanogaster (Q9VVT2) |
| 2.A.47.1.11 | The Na+:dicarboxylate (2:1) symporter, SdcS (catalyzes succinate:succinate antiport as well as electroneutral symport in reconstituted proteoliposomes (Hall and Pajor, 2007; Joshi and Pajor, 2009) | Bacteria | SdcS of Staphylococcus aureus (Q2FFH9) |
| 2.A.47.1.12 | The aerobic dicarboxylate (succinate, fumarate, malate) transporter, DcsT (Teramoto et al., 2008). | Bacteria | DcsT of Corynebacterium glutamicum (A4QAL6) |
| 2.A.47.1.13 | The Na+-coupled dicarboxylate transporter, SdcL (transports aspartate, α-ketoglutarate and oxaloacetate with low affinity) (Strickler et al., 2009). | Bacteria | SdcL of Bacillus licheniformis (Q65NC0) |
| 2.A.47.2.1 | Inorganic phosphate transporter, Pho87 | Yeast | Pho87 of Saccharomyces cerevisiae |
| 2.A.47.2.2 | Vacuolar low affinity phosphate transporter, Pho91 (Estrella et al., 2008) | Yeast | Pho91 of Saccharomyces cerevisiae (P27514) |
| 2.A.47.3.1 | 2-oxoglutarate:malate antiporter (SodiTl) | Plant chloroplasts | SodiTl of Spinacia oleracea |
| 2.A.47.3.2 | Citrate:succinate antiporter | Bacteria | CitT of E. coli (P0AE74) |
| 2.A.47.3.3 | L-tartrate:succinate antiporter, TtdT (YgjE). (also takes up both L-tartrate and succinate; does not transport D-tartrate) (Kim and Unden, 2007). | Bacteria | TtdT (YgjE) of E. coli (P39414) |
| 2.A.47.3.4 | The pmf-dependent citrate uptake system, Cit1 (Urbany and Neuhaus, 2008) | Bacteria | Cit1 of Erwinia carotovora subsp. atroseptica (Q6D017) |
| 2.A.47.4.1 | Sulfur-deprivation response protein | Cyanobacteria | SdrP of Synechocystis |
| 2.A.47.4.2 | Antimonite resistance protein (inducible by both arsenite and antimonite although arsenite resistance was not detected) | Archaea | ArsB of Halobacterium spNRC-1 (AAG20642) |
| 2.A.47.4.3 | The Na+/sulfate symporter, Slt1 (Pootakham et al., 2010) | Algae | Slt1 of Chlamydomonas reinhardtii (A8IJF8) |
| 2.A.47.4.4 | The Na+/sulfate symporter, Slt2 (Pootakham et al., 2010) | Algae | Slt2 of Chlamydomonas reinhardtii (A8IHV5) |
| 2.A.47.5.1 | Hypothetical Na+ cotransporter, Orfl | Archaea | Orfl of Methanococcus jannaschii |
