Annotations: 9RH5

Cryo-EM structure of the inward-facing apo NhaA in the unplugged state at pH 6.3

External Resource: Annotation

Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF06965	Na+/H+ antiporter 1 (Na_H_antiport_1)	Na+/H+ antiporter 1	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Na(+)/H(+) antiporter NhaA	monoatomic cation transmembrane transporter activity metal cation:monoatomic cation antiporter activity proton transmembrane transporter activity sodium:proton antiporter activity sodium ion transmembrane transporter activity secondary active transmembrane transporter activity antiporter activity metal cation:proton antiporter activity active transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity metal ion transmembrane transporter activity transmembrane transporter activity ion binding monoatomic cation transmembrane transporter activity metal cation:monoatomic cation antiporter activity proton transmembrane transporter activity sodium:proton antiporter activity sodium ion transmembrane transporter activity secondary active transmembrane transporter activity antiporter activity metal cation:proton antiporter activity active transmembrane transporter activity monoatomic ion transmembrane transporter activity transporter activity metal ion transmembrane transporter activity transmembrane transporter activity ion binding binding anion binding phosphatidylglycerol binding phospholipid binding lipid binding cardiolipin binding small molecule binding	response to stimulus response to pH response to alkaline pH response to abiotic stimulus homeostatic process biological regulation regulation of intracellular pH cellular homeostasis chemical homeostasis intracellular monoatomic cation homeostasis regulation of pH monoatomic ion homeostasis intracellular chemical homeostasis regulation of biological quality response to stimulus response to pH response to alkaline pH response to abiotic stimulus homeostatic process biological regulation regulation of intracellular pH cellular homeostasis chemical homeostasis intracellular monoatomic cation homeostasis regulation of pH monoatomic ion homeostasis intracellular chemical homeostasis regulation of biological quality monoatomic cation homeostasis intracellular monoatomic ion homeostasis response to osmotic stress response to stress response to salt stress	cell periphery cellular anatomical structure plasma membrane membrane
B	Fv6F9 heavy chain	-	-	-
C	Fv6F9 light chain	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR004670	Na+/H+ antiporter NhaA	Family
A	IPR023171	Na+/H+ antiporter domain superfamily	Homologous Superfamily

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