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4CZB

Structure of the sodium proton antiporter MjNhaP1 from Methanocaldococcus jannaschii at pH 8.

Functional Information from GO Data
ChainGOidnamespacecontents
A0005886cellular_componentplasma membrane
A0006811biological_processmonoatomic ion transport
A0006812biological_processmonoatomic cation transport
A0006814biological_processsodium ion transport
A0015297molecular_functionantiporter activity
A0015386molecular_functionpotassium:proton antiporter activity
A0016020cellular_componentmembrane
A0030007biological_processintracellular potassium ion homeostasis
A0042802molecular_functionidentical protein binding
A0055085biological_processtransmembrane transport
A0071805biological_processpotassium ion transmembrane transport
A1902600biological_processproton transmembrane transport
B0005886cellular_componentplasma membrane
B0006811biological_processmonoatomic ion transport
B0006812biological_processmonoatomic cation transport
B0006814biological_processsodium ion transport
B0015297molecular_functionantiporter activity
B0015386molecular_functionpotassium:proton antiporter activity
B0016020cellular_componentmembrane
B0030007biological_processintracellular potassium ion homeostasis
B0042802molecular_functionidentical protein binding
B0055085biological_processtransmembrane transport
B0071805biological_processpotassium ion transmembrane transport
B1902600biological_processproton transmembrane transport
C0005886cellular_componentplasma membrane
C0006811biological_processmonoatomic ion transport
C0006812biological_processmonoatomic cation transport
C0006814biological_processsodium ion transport
C0015297molecular_functionantiporter activity
C0015386molecular_functionpotassium:proton antiporter activity
C0016020cellular_componentmembrane
C0030007biological_processintracellular potassium ion homeostasis
C0042802molecular_functionidentical protein binding
C0055085biological_processtransmembrane transport
C0071805biological_processpotassium ion transmembrane transport
C1902600biological_processproton transmembrane transport
D0005886cellular_componentplasma membrane
D0006811biological_processmonoatomic ion transport
D0006812biological_processmonoatomic cation transport
D0006814biological_processsodium ion transport
D0015297molecular_functionantiporter activity
D0015386molecular_functionpotassium:proton antiporter activity
D0016020cellular_componentmembrane
D0030007biological_processintracellular potassium ion homeostasis
D0042802molecular_functionidentical protein binding
D0055085biological_processtransmembrane transport
D0071805biological_processpotassium ion transmembrane transport
D1902600biological_processproton transmembrane transport
Functional Information from PDB Data
site_idAC1
Number of Residues2
DetailsBINDING SITE FOR RESIDUE TAM B 1420
ChainResidue
BLYS28
BALA402

site_idAC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE K C 1405
ChainResidue
CILE209
CILE210
CCYS212
CASP267
CASP269

site_idAC3
Number of Residues6
DetailsBINDING SITE FOR RESIDUE K A 1416
ChainResidue
ACYS212
AASP213
AASP267
AASP269
AILE209
AILE210

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues960
DetailsTransmembrane: {"description":"Helical","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

246704

PDB entries from 2025-12-24

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