Transport proteins
Contents
Mechanosensitive channels
Ion transporters
Ion uptake
Ion export
- Na(+)/H(+) antiporter: MrpA-MrpB-MrpC-MrpD-MrpE-MrpF-MrpG
- monovalent cation (Na, K, Li, Rb)/H(+) antiporter: NhaK
Amino acid uptake
- arginine: ArtP-ArtQ-ArtR
- cystine: TcyA-TcyB-TcyC; TcyJ-TcyK-TcyL-TcyM-TcyN
- glutamate: GltP; GltP
- glutamine: GlnH-GlnM-GlnP-GlnQ
- methionine: MetN-MetP-MetQ
- proline: YcgO
Sugar transport proteins
ABC transporters
- ATP-binding subunit for multiple ABC transporters: MsmX
- aminosugar uptake: YurJ-YurM-YurN-YurO
- arabinose uptake: AraN-AraP-AraQ
- cyclodextrin/maltodextrin (probably): CycB, YvfL, YvfM
- maltodextrin uptake: MdxE-MdxF-MdxG
- melibiose uptake: AmyC-AmyD-MsmE
- ribose uptake: RbsA-RbsB-RbsC-RbsD
PTS proteins
- General PTS proteins: Enzyme I, HPr
- PtsG: glucose permease, EIICBA
- GamP: glucosamine permease, EIICBA
- MurP: N-acetyl muramic acid-specific phosphotransferase system, EIIBC component
- MtlA, MtlF: mannitol permease
- GmuA, GmuB, GmuC: galactomannan permease
- TreP: trehalose permease
- MalP: maltose permease
- FruA: fructose permease
- ManP: mannose permease
- YpqE: unknown EIIA component
- LevD, LevE, LevF, LevG: fructose permease
- SacP: sucrose permease (high affinity)
- SacY: sucrose permease (low affinity)
- LicA, LicB, LicC: lichenan permease
- BglP: ß-glucoside permease
- YyzE: unknown PTS protein
- YwbA: unknown EIIC component
The PTS in SubtiPathways
Transporters for the uptake of compatible solutes in response to hyperosmolarity
- OpuAA-OpuAB-OpuAC: ABC transporter for glycine betaine
- OpuBA-OpuBB-OpuBC-OpuBD: ABC transporter for choline
- OpuCA-OpuCB-OpuCC-OpuCD: ABC transporter for glycine betaine/ carnitine/ choline
- OpuD: transporter for glycine betaine
- OpuE: transporter for proline
Uptake of siderophores
Related Lists
External Links
The Transporter Classification Database
Relevant Reviews