ABC transporters, eukaryotic type

 ABC transporters, prokaryotic type

 Solute carrier family (SLC)

 Major facilitator superfamily (MFS)

   Sugar transporters

   Organic acid transporters

     Metabolite:H+ symporter (MHS) family [TC:2.A.1.6]

     Oxalate:formate antiporter (OFA) family [TC:2.A.1.11]

     Sialate:H+ symporter (SHS) family [TC:2.A.1.12]

     Monocarboxylate transporter (MCT) family [TC:2.A.1.13]

     Anion:cation symporter (ACS) family [TC:2.A.1.14]

     Aromatic acid:H+ symporter (AAHS) family [TC:2.A.1.15]

     Cyanate porter (CP) family [TC:2.A.1.17]

     Organic cation transporter (OCT) family [TC:2.A.1.19]

     Phenylproprionate permease (PPP) [TC:2.A.1.27]

     L-Amino acid transporter-3 (LAT3) family (SLC43 family) [TC:2.A.1.44]

     Proton coupled folate transporter/heme carrier protein (PCFT/HCP) family [TC:2.A.1.50]

   Phosphate and organophosphate transporters

   Nitrate/nitrite transporters

   Lipid transporters

   Metal transporters

   Protein transporters

   Drug transporters

   Unknown transporters

 Phosphotransferase system (PTS)

 Other transporters