Annotations: 5LJ8

Structure of the E. coli MacB periplasmic domain (P21)

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: mpstruc

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	GBAA_5634-like	8106452	3002779	SCOP2B (2022-06-29)
A	SCOP2 Family	MacB, periplasmic domain-like	8084630	4005830	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	GBAA_5634-like	8106452	3002779	SCOP2 (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	Methyltransf_25	e5lj8B1	A: beta barrels	X: FAD-linked reductases, C-terminal domain-like	H: FAD-linked reductases-C	T: FAD-linked reductases-C	F: Methyltransf_25	ECOD (v294.2)
A	Saf-Nte_pilin	e5lj8A1	A: beta barrels	X: Protein kinase/SAICAR synthase/ATP-grasp	H: Protein kinase/SAICAR synthase/ATP-grasp	T: Undecaprenyl diphosphate synthase	F: Saf-Nte_pilin	ECOD (v294.2)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Macrolide export ATP-binding/permease protein MacB	xenobiotic transmembrane transporter activity ABC-type transporter activity active transmembrane transporter activity primary active transmembrane transporter activity ATPase-coupled transmembrane transporter activity ABC-type xenobiotic transporter activity transporter activity transmembrane transporter activity ATP-dependent activity binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding xenobiotic transmembrane transporter activity ABC-type transporter activity active transmembrane transporter activity primary active transmembrane transporter activity ATPase-coupled transmembrane transporter activity ABC-type xenobiotic transporter activity transporter activity transmembrane transporter activity ATP-dependent activity binding adenyl ribonucleotide binding nucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding purine nucleotide binding anion binding adenyl nucleotide binding ATP binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding identical protein binding protein binding protein homodimerization activity protein dimerization activity pyrophosphatase activity ATP hydrolysis activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity polymyxin transmembrane transporter activity lipid transmembrane transporter activity	response to stimulus response to chemical response to antibiotic polymyxin transport localization nitrogen compound transport transport macromolecule localization lipid localization lipid transport establishment of localization xenobiotic export from cell xenobiotic transport xenobiotic detoxification by transmembrane export across the plasma membrane response to stimulus response to chemical response to antibiotic polymyxin transport localization nitrogen compound transport transport macromolecule localization lipid localization lipid transport establishment of localization xenobiotic export from cell xenobiotic transport xenobiotic detoxification by transmembrane export across the plasma membrane detoxification export from cell export across plasma membrane response to toxic substance transmembrane transport cellular process	cellular anatomical structure membrane cell periphery plasma membrane protein-containing complex transmembrane transporter complex MacAB-TolC complex membrane protein complex macrolide transmembrane transporter complex transporter complex

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR050250	Macrolide Exporter MacB	Family
A, B	IPR017871	ABC transporter-like, conserved site	Conserved Site
A, B	IPR017911	MacB-like, ATP-binding domain	Domain
A, B	IPR003838	ABC3 transporter permease, C-terminal	Domain
A, B	IPR003439	ABC transporter-like, ATP-binding domain	Domain
A, B	IPR003593	AAA+ ATPase domain	Domain
A, B	IPR025857	MacB-like periplasmic core domain	Domain
A, B	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	ATP Binding Cassette (ABC) Transporters	MacB ABC tranporter with bound ATPγS (P21)

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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.