Annotations: 7VGR

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
D [auth F]	FKBP_C	e7vgrF1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: FKBP_C	ECOD (v294.1)
B [auth D]	FKBP_C	e7vgrD1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: FKBP_C	ECOD (v294.1)
C [auth E]	FKBP_C	e7vgrE1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: FKBP_C	ECOD (v294.1)
A [auth C]	FKBP_C	e7vgrC1	A: a/b three-layered sandwiches	X: RNase A-like	H: Cytochrome P450	T: Cytochrome P450	F: FKBP_C	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D [auth F]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
B [auth D]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
C [auth E]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)
A [auth C]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (utative)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
B [auth D], D [auth F]	Heavy Chain	IGHV1	-	membrane protein	SAbDab (2026-03-27)
A [auth C], C [auth E]	Light Chain	IGKV3	Kappa	membrane protein	SAbDab (2026-03-27)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
E [auth A], F [auth B]	PF01635	Coronavirus M matrix/glycoprotein (CoV_M)	Coronavirus M matrix/glycoprotein	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
E [auth A], F [auth B]	Membrane protein	molecular sequestering activity protein sequestering activity structural constituent of virion structural molecule activity identical protein binding protein binding binding	symbiont-mediated perturbation of host defense response symbiont-mediated perturbation of host cellular process symbiont-mediated suppression of host cytoplasmic pattern recognition receptor signaling pathway via inhibition of MAVS activity biological process involved in interspecies interaction between organisms symbiont-mediated suppression of host pathogen-associated molecular pattern receptor signaling pathway symbiont-mediated perturbation of host immune response biological process involved in interaction with host biological process involved in symbiotic interaction symbiont-mediated suppression of host signal transduction pathway symbiont-mediated suppression of host immune response symbiont-mediated suppression of host innate immune response symbiont-mediated perturbation of host process symbiont-mediated perturbation of host innate immune response symbiont-mediated perturbation of host signal transduction pathway symbiont-mediated perturbation of host defense response symbiont-mediated perturbation of host cellular process symbiont-mediated suppression of host cytoplasmic pattern recognition receptor signaling pathway via inhibition of MAVS activity biological process involved in interspecies interaction between organisms symbiont-mediated suppression of host pathogen-associated molecular pattern receptor signaling pathway symbiont-mediated perturbation of host immune response biological process involved in interaction with host biological process involved in symbiotic interaction symbiont-mediated suppression of host signal transduction pathway symbiont-mediated suppression of host immune response symbiont-mediated suppression of host innate immune response symbiont-mediated perturbation of host process symbiont-mediated perturbation of host innate immune response symbiont-mediated perturbation of host signal transduction pathway modulation of process of another organism symbiont-mediated suppression of cytoplasmic pattern recognition receptor signaling pathway	cell periphery cellular anatomical structure plasma membrane membrane virion component viral membrane viral envelope virion membrane host cellular component host intracellular part host cell Golgi membrane host cell Golgi apparatus host cell membrane other organism part cell periphery cellular anatomical structure plasma membrane membrane virion component viral membrane viral envelope virion membrane host cellular component host intracellular part host cell Golgi membrane host cell Golgi apparatus host cell membrane other organism part host cell cytoplasm part host cell cytoplasm host cell part host cell endomembrane system host intracellular region
B [auth D], D [auth F]	YN7756_1 Fab heavy chain	-	-	-
A [auth C], C [auth E]	YN7756_1 Fab light chain	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
E [auth A], F [auth B]	IPR002574	M matrix/glycoprotein, coronavirus	Family
E [auth A], F [auth B]	IPR044361	M matrix/glycoprotein, SARS-CoV-like	Family

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
E [auth A], F [auth B]	OPM	Transmembrane	Alpha-helical polytopic	Polytopic viroporins	Coronavirus M matrix/glycoprotein

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
E [auth A], F [auth B]	PDBTM	Annotated as membrane protein by PDBTM

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.