6PI4

Crystal structure of ATP synthase epsion chain ATP synthase epsilon chain (ATP synthase F1 sector epsilon subunit) (F-ATPase epsilon subunit) from Mycobacterium smegmatis

External Resource: Annotation

Domain Annotation: ECOD Classification
Protein Family Annotation
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	ATP-synt_DE_N	e6pi4A1	A: beta sandwiches	X: Epsilon subunit of F1F0-ATP synthase-N	H: Epsilon subunit of F1F0-ATP synthase-N (From Topology)	T: Epsilon subunit of F1F0-ATP synthase-N	F: ATP-synt_DE_N	ECOD (1.6)
A	UNK_F_TYPE	e6pi4A2	A: alpha bundles	X: Long alpha-hairpin	H: Epsilon subunit of F1F0-ATP synthase C-terminal domain (From Topology)	T: Epsilon subunit of F1F0-ATP synthase C-terminal domain	F: UNK_F_TYPE	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF02823	ATP synthase, Delta/Epsilon chain, beta-sandwich domain (ATP-synt_DE_N)	ATP synthase, Delta/Epsilon chain, beta-sandwich domain	Part of the ATP synthase CF(1). These subunits are part of the head unit of the ATP synthase. The subunit is called epsilon in bacteria and delta in mitochondria. In bacteria the delta (D) subunit is equivalent to the mitochondrial Oligomycin sensit ...	Part of the ATP synthase CF(1). These subunits are part of the head unit of the ATP synthase. The subunit is called epsilon in bacteria and delta in mitochondria. In bacteria the delta (D) subunit is equivalent to the mitochondrial Oligomycin sensitive subunit, OSCP (Pfam:PF00213).	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	ATP synthase epsilon chain	binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding organic cyclic compound binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding monoatomic cation transmembrane transporter activity proton transmembrane transporter activity monoatomic ion channel activity proton channel activity proton-transporting ATP synthase activity, rotational mechanism monoatomic cation channel activity passive transmembrane transporter activity inorganic molecular entity transmembrane transporter activity inorganic cation transmembrane transporter activity channel activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity catalytic activity ligase activity	-	respiratory chain complex protein-containing complex catalytic complex proton-transporting ATP synthase complex membrane membrane protein complex cation channel complex cellular anatomical entity transporter complex proton-transporting two-sector ATPase complex proton-transporting two-sector ATPase complex, catalytic domain transmembrane transporter complex proton-transporting ATP synthase complex, catalytic core F(1) monoatomic ion channel complex respiratory chain complex protein-containing complex catalytic complex proton-transporting ATP synthase complex membrane membrane protein complex cation channel complex cellular anatomical entity transporter complex proton-transporting two-sector ATPase complex proton-transporting two-sector ATPase complex, catalytic domain transmembrane transporter complex proton-transporting ATP synthase complex, catalytic core F(1) monoatomic ion channel complex cell periphery plasma membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR036771	F0F1 ATP synthase delta/epsilon subunit, N-terminal	Homologous Superfamily
A	IPR020546	ATP synthase, F1 complex, delta/epsilon subunit, N-terminal	Domain
A	IPR001469	ATP synthase, F1 complex, delta/epsilon subunit	Family

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.