Potassium (ECMDB04139) (M2MDB000632)

General function:

Involved in potassium-transporting ATPase activity

Specific function:

One of the components of the high-affinity ATP-driven potassium transport (or KDP) system, which catalyzes the hydrolysis of ATP coupled with the exchange of hydrogen and potassium ions

Gene Name:

kdpA

Uniprot ID:

P03959

Molecular weight:

59189

Reactions

General function:

Involved in nucleotide binding

Specific function:

One of the components of the high-affinity ATP-driven potassium transport (or KDP) system, which catalyzes the hydrolysis of ATP coupled with the exchange of hydrogen and potassium ions

Gene Name:

kdpB

Uniprot ID:

P03960

Molecular weight:

72198

Reactions

General function:

Involved in potassium-transporting ATPase activity

Specific function:

One of the components of the high-affinity ATP-driven potassium transport (or KDP) system, which catalyzes the hydrolysis of ATP coupled with the exchange of hydrogen and potassium ions. The C subunit may be involved in assembly of the KDP complex

Gene Name:

kdpC

Uniprot ID:

P03961

Molecular weight:

20267

Reactions

General function:

Involved in transmembrane transport

Specific function:

Efflux pump driven by the proton motive force. Confers resistance to basic, aromatic and lipophilic drugs as well as neutral, non-aromatic, zwitterionic or non-aromatic hydrophilic antibiotics

Gene Name:

cmr

Uniprot ID:

P0AEY8

Molecular weight:

44320

General function:

Involved in cation transmembrane transporter activity

Specific function:

Low-affinity potassium transport system. Interacts with trk system potassium uptake protein trkA. TrkE increases the affinity of the system

Gene Name:

trkG

Uniprot ID:

P23849

Molecular weight:

53943

General function:

Involved in cation transmembrane transporter activity

Specific function:

According to PubMed:8496184 the natural activity of this protein is as a calcium/proton antiporter, but it can act as a weak sodium/proton antiporter. The presence of a preferred substrate and normal pH cytoplasmic values might prevent significant sodium/proton antiporter activity

Gene Name:

chaA

Uniprot ID:

P31801

Molecular weight:

39168

General function:

Involved in potassium ion transmembrane transporter activity

Specific function:

Responsible for the low-affinity transport of potassium into the cell, with the probable concomitant uptake of protons (symport system). Can also transport cesium

Gene Name:

kup

Uniprot ID:

P63183

Molecular weight:

69293

General function:

Involved in cation transmembrane transporter activity

Specific function:

Part of the constitutive potassium transport systems trkG and trkH. May regulate the transport activity of trkG and trkH systems. Binds to NAD+ and NADH

Gene Name:

trkA

Uniprot ID:

P0AGI8

Molecular weight:

50367

General function:

Involved in transporter activity

Specific function:

Non-specific porin

Gene Name:

ompN

Uniprot ID:

P77747

Molecular weight:

41220

General function:

Involved in transporter activity

Specific function:

Uptake of inorganic phosphate, phosphorylated compounds, and some other negatively charged solutes

Gene Name:

phoE

Uniprot ID:

P02932

Molecular weight:

38922

General function:

Involved in cation transmembrane transporter activity

Specific function:

Low-affinity potassium transport system. Interacts with trk system potassium uptake protein trkA and requires trkE for transport activity

Gene Name:

trkH

Uniprot ID:

P0AFZ7

Molecular weight:

52959

General function:

Involved in nucleotide binding

Specific function:

Involved in a peptide intake transport system that plays a role in the resistance to antimicrobial peptides

Gene Name:

sapD

Uniprot ID:

P0AAH4

Molecular weight:

37660

General function:

Involved in solute:hydrogen antiporter activity

Specific function:

Transport system that facilitates potassium-efflux, possibly by potassium-proton antiport

Gene Name:

kefC

Uniprot ID:

P03819

Molecular weight:

67795

General function:

Involved in transporter activity

Specific function:

OmpF is a porin that forms passive diffusion pores which allow small molecular weight hydrophilic materials across the outer membrane. It is also a receptor for the bacteriophage T2

Gene Name:

ompF

Uniprot ID:

P02931

Molecular weight:

39333

General function:

Involved in solute:hydrogen antiporter activity

Specific function:

Transport system that facilitates potassium-efflux, possibly by potassium-proton antiport

Gene Name:

kefB

Uniprot ID:

P45522

Molecular weight:

66411

General function:

Not Available

Specific function:

Specific function unknown

Gene Name:

kdpF

Uniprot ID:

P36937

Molecular weight:

3072

General function:

Involved in transporter activity

Specific function:

Forms passive diffusion pores which allow small molecular weight hydrophilic materials across the outer membrane

Gene Name:

ompC

Uniprot ID:

P06996

Molecular weight:

40368

General function:

Involved in nucleotide binding

Specific function:

May play a role in the defense against osmotic shock

Gene Name:

kch

Uniprot ID:

P31069

Molecular weight:

46062