Annotations: 3RRK

Crystal structure of the cytoplasmic N-terminal domain of subunit I, homolog of subunit a, of V-ATPase

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	V_ATPase_prox	e3rrkA1	A: alpha arrays	X: TBP-like	H: Phage tail fiber protein trimerization domain	T: Phage tail fiber protein trimerization domain	F: V_ATPase_prox	ECOD (v295.2)
A	V_ATPase_I_N	e3rrkA2	A: alpha arrays	X: TBP-like	H: Phage tail fiber protein trimerization domain	T: Phage tail fiber protein trimerization domain	F: V_ATPase_I_N	ECOD (v295.2)
A		e3rrkA3	A: alpha arrays	X: TBP-like	H: Phage tail fiber protein trimerization domain	T: Phage tail fiber protein trimerization domain	F:	ECOD (v295.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.30.70.2170	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits		CATH (4.3.0)
A	1.20.1460.20	Mainly Alpha	Up-down Bundle	subunit c (vma5p) of the yeast v-atpase, domain 2		CATH (4.3.0)
A	3.30.70.2750	Alpha Beta	2-Layer Sandwich	Alpha-Beta Plaits		CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	V-type ATPase 116 kDa subunit	monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity ATPase-coupled transmembrane transporter activity proton-transporting ATPase activity, rotational mechanism ATPase-coupled monoatomic cation transmembrane transporter activity ATP-dependent activity active monoatomic ion transmembrane transporter activity ATPase-coupled ion transmembrane transporter activity active transmembrane transporter activity ATPase activity, coupled to transmembrane movement of ions, rotational mechanism monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity monoatomic cation transmembrane transporter activity proton transmembrane transporter activity primary active transmembrane transporter activity ATPase-coupled transmembrane transporter activity proton-transporting ATPase activity, rotational mechanism ATPase-coupled monoatomic cation transmembrane transporter activity ATP-dependent activity active monoatomic ion transmembrane transporter activity ATPase-coupled ion transmembrane transporter activity active transmembrane transporter activity ATPase activity, coupled to transmembrane movement of ions, rotational mechanism monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity ATPase binding protein binding binding enzyme binding	homeostatic process biological regulation intracellular pH reduction regulation of intracellular pH vacuolar acidification 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	ATPase dependent transmembrane transport complex protein-containing complex ATPase complex catalytic complex membrane membrane protein complex proton-transporting V-type ATPase complex transporter complex proton-transporting two-sector ATPase complex, proton-transporting domain cation-transporting ATPase complex cellular anatomical structure proton-transporting two-sector ATPase complex transmembrane transporter complex proton-transporting V-type ATPase, V0 domain

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR040574	V-type ATP synthase subunit I, N-terminal	Domain
A	IPR002490	V-type ATPase, V0 complex, 116kDa subunit family	Family
A	IPR041276	Vacuolar ATPase subunit I, N-terminal proximal lobe	Domain