Table 2. New membrane transporters characterized in E. coli K-12 and curated in EcoCyc.
| Gene name (old gene name) | Protein Function | Reference |
|---|---|---|
| dauA (ychM) | C4 dicarboxylate transporter | (23) |
| ghxP (yjcD) | Guanine/hypoxanthine transporter | (24) |
| ghxQ (ygfQ) | Guanine/hypoxanthine transporter | (24) |
| adeQ (yicO) | Adenine transporter | (24) |
| satP (yaaH) | Succinate/acetate:H+ symporter | (25) |
| yihO | Putative sulfoquinovose transporter | (17) |
| cysZ | Sulfate:H+ symporter | (26) |
| yijE | Cystine exporter | (27) |
| tcyJ tcyL tcyN (fliY yecS yecC) | Cystine/cysteine ABC transporter | (28,29) |
| nimT (yeaN) | Drug efflux transporter | (30) |
| lysO (ybjE) | l-Lysine exporter | (31) |
| yjeH | l-Methionine/branched chain amino acid exporter | (32) |
| osmF yehY yehX yehW | Glycine betaine ABC transporter | (33) |