6V4T

MPER-TMD of HIV-1 Env bound with the entry inhibitor S2C3

External Resource: Annotation

Domain Annotation: ECOD Classification
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Membrane Protein Annotation: OPM
Membrane Protein Annotation: MemProtMD

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF00517	e6v4tA1	A: a+b duplicates or obligate multimers	X: MPER trimer (From Topology)	H: MPER trimer (From Topology)	T: MPER trimer	F: PF00517	ECOD (1.6)
B	PF00517	e6v4tB1	A: a+b duplicates or obligate multimers	X: MPER trimer (From Topology)	H: MPER trimer (From Topology)	T: MPER trimer	F: PF00517	ECOD (1.6)
C	PF00517	e6v4tC1	A: a+b duplicates or obligate multimers	X: MPER trimer (From Topology)	H: MPER trimer (From Topology)	T: MPER trimer	F: PF00517	ECOD (1.6)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C	Envelope glycoprotein gp160	structural molecule activity	viral process fusion of virus membrane with host endosome membrane membrane fusion involved in viral entry into host cell 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 response to defenses of other organism modulation by virus of host process response to external stimulus virus-mediated perturbation of host defense response biological process involved in interaction with host response to biotic stimulus viral process fusion of virus membrane with host endosome membrane membrane fusion involved in viral entry into host cell 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 response to defenses of other organism modulation by virus of host process response to external stimulus virus-mediated perturbation of host defense response biological process involved in interaction with host response to biotic stimulus biological process involved in symbiotic interaction modulation by symbiont of host process response to host response to external biotic stimulus modulation of process of another organism modulation by virus of host cellular process import into cell receptor-mediated endocytosis of virus by host cell transport viral life cycle establishment of localization vesicle-mediated transport localization symbiont entry into host cell clathrin-dependent endocytosis symbiont entry into host cellular process clathrin-dependent endocytosis of virus by host cell receptor-mediated endocytosis endocytosis endocytosis involved in viral entry into host cell transport of virus apoptotic process cell death programmed cell death	virion component virion membrane host intracellular membrane-bounded organelle host cellular component host intracellular part host cell membrane cellular anatomical entity host cell cytoplasm part host intracellular organelle host cell endosome membrane host cell cytoplasm host cell part host cell endosome host intracellular region virion component virion membrane host intracellular membrane-bounded organelle host cellular component host intracellular part host cell membrane cellular anatomical entity host cell cytoplasm part host intracellular organelle host cell endosome membrane host cell cytoplasm host cell part host cell endosome host intracellular region cell periphery plasma membrane membrane viral membrane viral envelope host cell plasma membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C	IPR000777	Human immunodeficiency virus 1, envelope glycoprotein Gp120	Domain
A, B, C	IPR036377	Gp120 core superfamily	Homologous Superfamily
A, B, C	IPR000328	Retroviral envelope protein GP41-like	Domain
A, B, C	IPR037527	Envelope glycoprotein Gp160	Family

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B, C	OPM	Peptides	Alpha-helical peptides	Viral fusion and anchor peptides	Juxtamembrane peptides of viral envelope glycoproteins

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B, C	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 R01GM133198.