Annotations: 4TKO

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A [auth B]	HlyD_D23_C	e4tkoB1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: Alanine racemase-C	F: HlyD_D23_C	ECOD (1.6)
A [auth B]	HlyD_1st_2	e4tkoB3	A: alpha bundles	X: helical hairpin of HlyD-like secretion proteins (From Topology)	H: helical hairpin of HlyD-like secretion proteins (From Topology)	T: helical hairpin of HlyD-like secretion proteins	F: HlyD_1st_2	ECOD (1.6)
A [auth B]	Biotin_lipoyl_1	e4tkoB2	A: a+b complex topology	X: alpha/beta-Hammerhead/Barrel-sandwich hybrid	H: alpha/beta-Hammerhead/Barrel-sandwich hybrid	T: Single hybrid motif	F: Biotin_lipoyl_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A [auth B]	2.40.30.170	Mainly Beta	Beta Barrel	Elongation Factor Tu (Ef-tu)	domain 3	CATH (4.3.0)
A [auth B]	2.40.50.100	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)	RNA polymerase II/Efflux pump adaptor protein, barrel-sandwich hybrid domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth B]	PF00529	Cation efflux system protein CusB domain 1 (CusB_dom_1)	Cation efflux system protein CusB domain 1	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth B]	EmrA	xenobiotic transmembrane transporter activity transporter activity transmembrane transporter activity	xenobiotic export from cell xenobiotic transport response to stimulus xenobiotic detoxification by transmembrane export across the plasma membrane transport detoxification export from cell export across plasma membrane establishment of localization response to toxic substance transmembrane transport localization response to chemical cellular process	membrane cellular anatomical entity

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth B]	IPR042103	Serine-tRNA synthetase, type1, N-terminal domain superfamily	Homologous Superfamily
A [auth B]	IPR039562	Membrane fusion protein, biotin-lipoyl like domain	Domain
A [auth B]	IPR005694	Membrane fusion proteins, proteobacteria	Family

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.