Annotations: 6T7S

MexB structure solved by cryo-EM in nanodisc in absence of its protein partners

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: OPM
Membrane Protein Annotation: PDBTM
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)
C [auth L]	Metallophos_2	e6t7sL1	A: alpha arrays	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: Metallophos_2	ECOD (v295)
B [auth K]	Metallophos_2	e6t7sK1	A: alpha arrays	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: Metallophos_2	ECOD (v295)
A [auth J]	Metallophos_2	e6t7sJ1	A: alpha arrays	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: Metallophos_2	ECOD (v295)

AMR Gene: CARD Annotation CARD Database Homepage

Chains	Accession	Short Name	Description	Provenance Source (Version)
A [auth J], B [auth K], C [auth L]	ARO:3000378	MexB	MexB is the inner membrane multidrug exporter of the efflux complex MexAB-OprM.	CARD (4.0.2)

AMR Gene Family: CARD Annotation CARD Database Homepage

Chains	Accession	Gene Family	Drug Class	Resistance Machanism	Provenance Source (Version)
A [auth J], B [auth K], C [auth L]	ARO:0010004	resistance-nodulation-cell division (RND) antibiotic efflux pump	macrolide antibiotic, fluoroquinolone antibiotic, monobactam, carbapenem, cephalosporin, penicillin beta-lactam, tetracycline antibiotic, peptide antibiotic, aminocoumarin antibiotic, diaminopyrimidine antibiotic, sulfonamide antibiotic, phenicol antibiotic, nonribosomal peptide antibiotics	antibiotic efflux	CARD (4.0.2)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth J], B [auth K], C [auth L]	PF00873	AcrB/AcrD/AcrF family (ACR_tran)	AcrB/AcrD/AcrF family	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth J], B [auth K], C [auth L]	Efflux pump membrane transporter	efflux transmembrane transporter activity transporter activity transmembrane transporter activity xenobiotic transmembrane transporter activity	xenobiotic transport response to stimulus transport detoxification export across cell outer membrane xenobiotic detoxification by transmembrane export across the cell outer membrane establishment of localization response to toxic substance transmembrane transport localization response to chemical cellular process response to antibiotic	cell periphery cellular anatomical structure plasma membrane membrane protein-containing complex efflux pump complex transmembrane transporter complex membrane protein complex transporter complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth J], B [auth K], C [auth L]	IPR001036	Acriflavin resistance protein	Family
A [auth J], B [auth K], C [auth L]	IPR004764	Multidrug resistance protein MdtF-like	Family
A [auth J], B [auth K], C [auth L]	IPR027463	Multidrug efflux transporter AcrB TolC docking domain, DN/DC subdomains	Homologous Superfamily

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A [auth J], B [auth K], C [auth L]	OPM	Transmembrane	Alpha-helical polytopic	Resistance-nodulation-cell division	Hydrophobe/amphiphile efflux-1 family

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A [auth J], B [auth K], C [auth L]	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A [auth J], B [auth K], C [auth L]	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Multi-Drug Efflux Transporters	MexAB bacterial multi-drug efflux transporter in nanodisc

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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.