Annotations: 8SUZ

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E	PF02723	Coronavirus small envelope protein E (CoV_E)	Coronavirus small envelope protein E	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E	Envelope small membrane protein	passive transmembrane transporter activity monoatomic ion channel activity channel activity monoatomic ion transmembrane transporter activity transporter activity transmembrane transporter activity structural constituent of virion structural molecule activity identical protein binding protein binding binding	virion assembly cytoplasmic capsid assembly viral process viral capsid assembly viral life cycle cellular process apoptotic process cell death programmed cell death viral budding from Golgi membrane viral budding disruption of cellular anatomical structure in another organism biological process involved in interspecies interaction between organisms disruption of anatomical structure in another organism	cellular anatomical structure membrane virion component virion membrane membrane-bounded organelle intracellular organelle intracellular anatomical structure organelle endoplasmic reticulum-Golgi intermediate compartment cytoplasm intracellular membrane-bounded organelle host cellular component host intracellular part host cell Golgi membrane cellular anatomical structure membrane virion component virion membrane membrane-bounded organelle intracellular organelle intracellular anatomical structure organelle endoplasmic reticulum-Golgi intermediate compartment cytoplasm intracellular membrane-bounded organelle host cellular component host intracellular part host cell Golgi membrane host cell Golgi apparatus host cell membrane host cell cytoplasm part host cell cytoplasm host cell part host cell endomembrane system host intracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E	IPR003873	Envelope small membrane protein, coronavirus	Family
A, B, C, D, E	IPR044377	Envelope small membrane protein, SARS-CoV-2-like	Family
A, B, C, D, E	IPR043506	Envelope small membrane protein, betacoronavirus	Family

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

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

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

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

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.