7AGY | pdb_00007agy

Structure of the N-domain of the K+/H+ antiporter subunit KhtT at pH 8.5

External Resource: Annotation


Protein Family Annotation Pfam Database Homepage

ChainsAccessionNameDescriptionCommentsSource
A, B
PF25991K(+)/H(+) antiporter subunit KhtT, N-terminal domain (KhtT_N)K(+)/H(+) antiporter subunit KhtT, N-terminal domainThis domain is found at the N-terminal end of K(+)/H(+) antiporter subunit KhtT from Bacillus subtilis (KhtT) and similar proteins mainly found in bacteria. KhtT is required for activity of the potassium/proton antiporter KhtU. It is involved in prot ...This domain is found at the N-terminal end of K(+)/H(+) antiporter subunit KhtT from Bacillus subtilis (KhtT) and similar proteins mainly found in bacteria. KhtT is required for activity of the potassium/proton antiporter KhtU. It is involved in protection of the cell from methylglyoxal, a toxic by-product of glycolysis [3-5]. This domain adopts an unusual fold, comprised by a twisted five antiparallel beta-sheet followed by an alpha-helix [6].
Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

ChainsPolymerMolecular FunctionBiological ProcessCellular Component
A, B
K(+)/H(+) antiporter subunit KhtT

InterPro: Protein Family Classification InterPro Database Homepage

ChainsAccessionNameType
A, B
IPR058776Potassium/proton antiporter subunit KhtT-like, N-terminal domainDomain
A, B
IPR006037Regulator of K+ conductance, C-terminalDomain
A, B
IPR036721Regulator of K+ conductance, C-terminal domain superfamilyHomologous Superfamily
A, B
IPR050144AAE TransporterFamily
A, B
IPR026278Potassium/proton antiporter subunit KhtTFamily