Annotations: 7XMN

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Type 2 solute binding protein-like	8058187	3000083	SCOP2B (2022-06-29)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF01547	Bacterial extracellular solute-binding protein (SBP_bac_1)	Bacterial extracellular solute-binding protein	-	Family
B	PF12093	Betacoronavirus NS8 protein (bCoV_NS8)	Betacoronavirus NS8 protein	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Maltodextrin-binding protein	transporter activity carbohydrate transmembrane transporter activity transmembrane transporter activity oligosaccharide binding binding disaccharide binding carbohydrate binding maltose binding	cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process cell chemotaxis chemotaxis response to external stimulus cellular response to chemical stimulus taxis response to chemical cell migration cell motility cellular response to stimulus cellular response to stress response to stimulus DNA damage response response to stress cellular process cell chemotaxis chemotaxis response to external stimulus cellular response to chemical stimulus taxis response to chemical cell migration cell motility locomotion localization transport carbohydrate transport oligosaccharide transport disaccharide transport establishment of localization maltose transport polysaccharide localization dextrin transport macromolecule localization maltodextrin transmembrane transport polysaccharide transport response to disaccharide response to oxygen-containing compound detection of maltose stimulus detection of stimulus response to carbohydrate detection of chemical stimulus detection of disaccharide stimulus response to maltose detection of carbohydrate stimulus	ATPase dependent transmembrane transport complex protein-containing complex plasma membrane protein complex membrane plasma membrane membrane protein complex cellular anatomical entity transporter complex ATP-binding cassette (ABC) transporter complex cell periphery transmembrane transporter complex ATP-binding cassette (ABC) transporter complex, substrate-binding subunit-containing maltose transport complex periplasmic space ATPase dependent transmembrane transport complex protein-containing complex plasma membrane protein complex membrane plasma membrane membrane protein complex cellular anatomical entity transporter complex ATP-binding cassette (ABC) transporter complex cell periphery transmembrane transporter complex ATP-binding cassette (ABC) transporter complex, substrate-binding subunit-containing maltose transport complex periplasmic space outer membrane-bounded periplasmic space cell envelope
B	ORF8 protein	protein binding binding molecular function activator activity signaling receptor binding molecular function regulator activity cytokine activity signaling receptor regulator activity receptor ligand activity signaling receptor activator activity identical protein binding	symbiont-mediated perturbation of host defense response response to host defenses biological process involved in interspecies interaction between organisms response to stimulus response to other organism symbiont-mediated perturbation of host immune response response to defenses of other organism response to external stimulus response to biotic stimulus biological process involved in interaction with host biological process involved in symbiotic interaction symbiont-mediated suppression of host immune response symbiont-mediated perturbation of host process response to host immune response symbiont-mediated suppression of host antigen processing and presentation of peptide antigen via MHC class I symbiont-mediated perturbation of host defense response response to host defenses biological process involved in interspecies interaction between organisms response to stimulus response to other organism symbiont-mediated perturbation of host immune response response to defenses of other organism response to external stimulus response to biotic stimulus biological process involved in interaction with host biological process involved in symbiotic interaction symbiont-mediated suppression of host immune response symbiont-mediated perturbation of host process response to host immune response symbiont-mediated suppression of host antigen processing and presentation of peptide antigen via MHC class I symbiont-mediated suppression of host antigen processing and presentation response to host response to external biotic stimulus modulation of process of another organism symbiont-mediated suppression of host adaptive immune response adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains lymphocyte mediated immunity regulation of immune effector process positive regulation of leukocyte mediated immunity positive regulation of adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains positive regulation of lymphocyte mediated immunity positive regulation of biological process positive regulation of B cell mediated immunity positive regulation of response to stimulus regulation of adaptive immune response based on somatic recombination of immune receptors built from immunoglobulin superfamily domains positive regulation of immune response regulation of immunoglobulin mediated immune response leukocyte mediated immunity regulation of immune system process positive regulation of immune effector process positive regulation of adaptive immune response positive regulation of immune system process positive regulation of immunoglobulin mediated immune response regulation of biological process immune response regulation of adaptive immune response biological regulation regulation of B cell mediated immunity adaptive immune response immunoglobulin mediated immune response immune effector process regulation of leukocyte mediated immunity regulation of lymphocyte mediated immunity regulation of response to stimulus immune system process B cell mediated immunity regulation of immune response modulation by virus of host process virus-mediated perturbation of host defense response viral process modulation by virus of host cellular process multicellular organismal process regulation of cellular process cellular biosynthetic process negative regulation of biological process negative regulation of cellular metabolic process negative regulation of type I interferon production cytokine production negative regulation of cellular process regulation of cytokine production regulation of multicellular organismal process regulation of interferon-beta production interferon-beta production negative regulation of macromolecule metabolic process regulation of biosynthetic process type I interferon production cellular metabolic process negative regulation of metabolic process negative regulation of cytokine production regulation of cellular metabolic process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process negative regulation of cellular biosynthetic process regulation of cellular biosynthetic process regulation of gene expression negative regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process negative regulation of interferon-beta production metabolic process cellular process regulation of macromolecule biosynthetic process macromolecule metabolic process negative regulation of multicellular organismal process regulation of metabolic process regulation of type I interferon production	extracellular region cellular anatomical entity extracellular space membrane-bounded organelle intracellular organelle intracellular anatomical structure organelle lytic vacuole vacuole cytoplasm intracellular membrane-bounded organelle lysosome endoplasmic reticulum endomembrane system

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR006061	Solute-binding family 1, conserved site	Conserved Site
A	IPR006060	Maltose/Cyclodextrin ABC transporter, substrate-binding protein	Family
A	IPR006059	Bacterial-type extracellular solute-binding protein	Family
B	IPR046444	SARS-like ORF8 accessory protein, Ig-like domain	Domain
B	IPR044391	ORF8, SARS-CoV-2	Family
B	IPR022722	Non-structural protein ORF8, betacoronavirus	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.