Annotations: 8UWU

EmrE structure in the proton-bound state (WT/L51I heterodimer)

External Resource: Annotation

Domain Annotation: ECOD Classification
AMR Gene: CARD Annotation
AMR Gene Family: CARD Annotation
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: MemProtMD
Membrane Protein Annotation: mpstruc

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	CPSase_L_D2	e8uwuA01	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: CPSase_L_D2	ECOD (v294.2)

AMR Gene: CARD Annotation CARD Database Homepage

Chains	Accession	Short Name	Description	Provenance Source (Version)
B	ARO:3004039	Escherichia coli emrE	Member of the small MDR (multidrug resistance) family of transporters; in Escherichia coli this protein provides resistance against a number of positively charged compounds including ethidium bromide and erythromycin; proton-dependent secondary transporter which exchanges protons for compound translocation.	CARD (4.0.1)
B	ARO:3004039	Escherichia coli emrE	Member of the small MDR (multidrug resistance) family of transporters; in Escherichia coli this protein provides resistance against a number of positively charged compounds including ethidium bromide and erythromycin; proton-dependent secondary transporter which exchanges protons for compound translocation.	CARD (4.0.1)
A	ARO:3004039	Escherichia coli emrE	Member of the small MDR (multidrug resistance) family of transporters; in Escherichia coli this protein provides resistance against a number of positively charged compounds including ethidium bromide and erythromycin; proton-dependent secondary transporter which exchanges protons for compound translocation.	CARD (4.0.1)
A	ARO:3004039	Escherichia coli emrE	Member of the small MDR (multidrug resistance) family of transporters; in Escherichia coli this protein provides resistance against a number of positively charged compounds including ethidium bromide and erythromycin; proton-dependent secondary transporter which exchanges protons for compound translocation.	CARD (4.0.1)

AMR Gene Family: CARD Annotation CARD Database Homepage

Chains	Accession	Gene Family	Drug Class	Resistance Machanism	Provenance Source (Version)
B	ARO:0010003	small multidrug resistance (SMR) antibiotic efflux pump	macrolide antibiotic	antibiotic efflux	CARD (4.0.1)
B	ARO:0010003	small multidrug resistance (SMR) antibiotic efflux pump	macrolide antibiotic	antibiotic efflux	CARD (4.0.1)
A	ARO:0010003	small multidrug resistance (SMR) antibiotic efflux pump	macrolide antibiotic	antibiotic efflux	CARD (4.0.1)
A	ARO:0010003	small multidrug resistance (SMR) antibiotic efflux pump	macrolide antibiotic	antibiotic efflux	CARD (4.0.1)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B	PF00893	Small Multidrug Resistance protein (Multi_Drug_Res)	Small Multidrug Resistance protein	-	Family
A	PF00893	Small Multidrug Resistance protein (Multi_Drug_Res)	Small Multidrug Resistance protein	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B	SMR family multidrug efflux protein EmrE	antiporter activity active transmembrane transporter activity transporter activity transmembrane transporter activity secondary active transmembrane transporter activity amino-acid betaine transmembrane transporter activity quaternary ammonium group transmembrane transporter activity modified amino acid transmembrane transporter activity choline transmembrane transporter activity xenobiotic transmembrane transporter activity identical protein binding protein binding binding	cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process response to chemical response to xenobiotic stimulus cellular response to chemical stimulus cellular response to xenobiotic stimulus metabolic process xenobiotic metabolic process localization nitrogen compound transport cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process response to chemical response to xenobiotic stimulus cellular response to chemical stimulus cellular response to xenobiotic stimulus metabolic process xenobiotic metabolic process localization nitrogen compound transport transport choline transport establishment of localization organic cation transport xenobiotic transport quaternary ammonium group transport modified amino acid transport glycine betaine transport amino-acid betaine transport response to osmotic stress response to abiotic stimulus transmembrane transport xenobiotic export from cell xenobiotic detoxification by transmembrane export across the plasma membrane detoxification export from cell export across plasma membrane response to toxic substance	cell periphery protein-containing complex cellular anatomical structure plasma membrane protein complex transmembrane transporter complex membrane plasma membrane membrane protein complex transporter complex EmrE multidrug transporter complex
A	SMR family multidrug efflux protein EmrE	antiporter activity active transmembrane transporter activity transporter activity transmembrane transporter activity secondary active transmembrane transporter activity amino-acid betaine transmembrane transporter activity quaternary ammonium group transmembrane transporter activity modified amino acid transmembrane transporter activity choline transmembrane transporter activity xenobiotic transmembrane transporter activity identical protein binding protein binding binding	cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process response to chemical response to xenobiotic stimulus cellular response to chemical stimulus cellular response to xenobiotic stimulus metabolic process xenobiotic metabolic process localization nitrogen compound transport cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process response to chemical response to xenobiotic stimulus cellular response to chemical stimulus cellular response to xenobiotic stimulus metabolic process xenobiotic metabolic process localization nitrogen compound transport transport choline transport establishment of localization organic cation transport xenobiotic transport quaternary ammonium group transport modified amino acid transport glycine betaine transport amino-acid betaine transport response to osmotic stress response to abiotic stimulus transmembrane transport xenobiotic export from cell xenobiotic detoxification by transmembrane export across the plasma membrane detoxification export from cell export across plasma membrane response to toxic substance	cell periphery protein-containing complex cellular anatomical structure plasma membrane protein complex transmembrane transporter complex membrane plasma membrane membrane protein complex transporter complex EmrE multidrug transporter complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B	IPR037185	Multidrug transporter EmrE superfamily	Homologous Superfamily
B	IPR000390	Small drug/metabolite transporter protein family	Family
B	IPR045324	Small multidrug resistance protein	Family
A	IPR037185	Multidrug transporter EmrE superfamily	Homologous Superfamily
A	IPR000390	Small drug/metabolite transporter protein family	Family
A	IPR045324	Small multidrug resistance protein	Family

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B	MemProtMD	Annotated as membrane protein by MemProtMD

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Multi-Drug Efflux Transporters	EmrE bacterial multi-drug efflux transporter, heterodimer (WT/L51I) form, proton-bound state

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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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.