Annotations: 6N4X

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Type 1 solute binding protein-like	8078795	3000125	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Type 1 solute binding protein-like	8078795	3000125	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF01094	e6n4xA3	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Periplasmic binding protein-like I	F: PF01094	ECOD (1.6)
A	PF07562	e6n4xA2	A: few secondary structure elements	X: EGF-like	H: EGF-related	T: TNF receptor-like	F: PF07562	ECOD (1.6)
B	PF01094	e6n4xB1	A: a/b three-layered sandwiches	X: Flavodoxin-like	H: Class I glutamine amidotransferase-like	T: Periplasmic binding protein-like I	F: PF01094	ECOD (1.6)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF01094	Receptor family ligand binding region (ANF_receptor)	Receptor family ligand binding region	-	Family
A, B	PF07562	Nine Cysteines Domain of family 3 GPCR (NCD3G)	Nine Cysteines Domain of family 3 GPCR	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Metabotropic glutamate receptor 5	protein tyrosine kinase activator activity enzyme regulator activity kinase activator activity enzyme activator activity molecular function activator activity molecular function regulator activity protein kinase activator activity protein kinase regulator activity kinase regulator activity protein binding binding A2A adenosine receptor binding signaling receptor binding G protein-coupled receptor binding protein tyrosine kinase activator activity enzyme regulator activity kinase activator activity enzyme activator activity molecular function activator activity molecular function regulator activity protein kinase activator activity protein kinase regulator activity kinase regulator activity protein binding binding A2A adenosine receptor binding signaling receptor binding G protein-coupled receptor binding adenosine receptor binding protein tyrosine kinase binding kinase binding enzyme binding protein kinase binding identical protein binding glutamate receptor activity G protein-coupled glutamate receptor activity molecular transducer activity adenylate cyclase inhibiting G protein-coupled glutamate receptor activity G protein-coupled receptor activity transmembrane signaling receptor activity signaling receptor activity neurotransmitter receptor activity involved in regulation of postsynaptic cytosolic calcium ion concentration neurotransmitter receptor activity postsynaptic neurotransmitter receptor activity G protein-coupled receptor activity involved in regulation of postsynaptic membrane potential	behavior multicellular organismal process system process learning learning or memory nervous system process cognition regulation of cellular process cellular biosynthetic process organonitrogen compound biosynthetic process regulation of primary metabolic process post-transcriptional regulation of gene expression organic substance metabolic process organic substance biosynthetic process behavior multicellular organismal process system process learning learning or memory nervous system process cognition regulation of cellular process cellular biosynthetic process organonitrogen compound biosynthetic process regulation of primary metabolic process post-transcriptional regulation of gene expression organic substance metabolic process organic substance biosynthetic process protein metabolic process regulation of biosynthetic process regulation of biological process organonitrogen compound metabolic process cellular metabolic process regulation of protein metabolic process biological regulation regulation of cellular metabolic process primary metabolic process regulation of macromolecule metabolic process gene expression translation macromolecule biosynthetic process regulation of cellular biosynthetic process regulation of gene expression biosynthetic process regulation of translation regulation of macromolecule biosynthetic process metabolic process cellular process macromolecule metabolic process regulation of metabolic process cellular response to stimulus negative adaptation of signaling pathway response to stimulus negative regulation of signaling signaling negative regulation of biological process desensitization of G protein-coupled receptor signaling pathway regulation of signal transduction negative regulation of G protein-coupled receptor signaling pathway negative regulation of cell communication cell communication negative regulation of cellular process signal transduction regulation of G protein-coupled receptor signaling pathway regulation of signaling negative regulation of response to stimulus negative regulation of signal transduction regulation of response to stimulus adaptation of signaling pathway regulation of cell communication G protein-coupled receptor signaling pathway positive regulation of phosphorylation regulation of catalytic activity regulation of transferase activity positive regulation of phosphate metabolic process positive regulation of metabolic process regulation of phosphate metabolic process peptidyl-amino acid modification phosphate-containing compound metabolic process positive regulation of macromolecule metabolic process protein modification process phosphorus metabolic process positive regulation of protein phosphorylation protein phosphorylation positive regulation of phosphorus metabolic process phosphorylation regulation of molecular function positive regulation of kinase activity regulation of protein tyrosine kinase activity regulation of kinase activity macromolecule modification regulation of phosphorus metabolic process regulation of protein modification process regulation of protein phosphorylation positive regulation of protein metabolic process positive regulation of biological process positive regulation of cellular metabolic process peptidyl-tyrosine modification positive regulation of molecular function positive regulation of protein modification process positive regulation of peptidyl-tyrosine phosphorylation positive regulation of protein kinase activity positive regulation of cellular process positive regulation of transferase activity positive regulation of protein tyrosine kinase activity regulation of peptidyl-tyrosine phosphorylation positive regulation of catalytic activity regulation of protein kinase activity regulation of phosphorylation peptidyl-tyrosine phosphorylation RNA metabolic process nucleobase-containing compound metabolic process RNA biosynthetic process nucleic acid biosynthetic process DNA-templated transcription regulation of RNA metabolic process regulation of nucleobase-containing compound metabolic process regulation of RNA biosynthetic process nucleobase-containing compound biosynthetic process nucleic acid metabolic process organic cyclic compound metabolic process organic cyclic compound biosynthetic process regulation of DNA-templated transcription trans-synaptic signaling synaptic signaling anterograde trans-synaptic signaling cell-cell signaling chemical synaptic transmission cell surface receptor signaling pathway glutamate receptor signaling pathway G protein-coupled glutamate receptor signaling pathway locomotory behavior regulation of translational elongation translational elongation protein kinase C-activating G protein-coupled receptor signaling pathway trans-synaptic signaling, modulating synaptic transmission modulation of chemical synaptic transmission trans-synaptic signaling by endocannabinoid regulation of trans-synaptic signaling trans-synaptic signaling by lipid, modulating synaptic transmission trans-synaptic signaling by lipid trans-synaptic signaling by endocannabinoid, modulating synaptic transmission cellular component organization cell junction organization synapse organization cellular component organization or biogenesis positive regulation of cell communication positive regulation of signal transduction intracellular signal transduction positive regulation of response to stimulus regulation of intracellular signal transduction intracellular signaling cassette positive regulation of MAPK cascade positive regulation of intracellular signal transduction regulation of MAPK cascade MAPK cascade positive regulation of signaling phospholipase C-activating G protein-coupled glutamate receptor signaling pathway phospholipase C-activating G protein-coupled receptor signaling pathway positive regulation of nervous system development regulation of long-term neuronal synaptic plasticity regulation of developmental process cellular developmental process cell development regulation of cell differentiation regulation of neurogenesis regulation of cell development regulation of nervous system development positive regulation of developmental process multicellular organism development neurogenesis positive regulation of cell differentiation cell differentiation anatomical structure development positive regulation of long-term neuronal synaptic plasticity positive regulation of neurogenesis regulation of multicellular organismal process regulation of biological quality system development regulation of neuronal synaptic plasticity regulation of synaptic plasticity developmental process regulation of multicellular organismal development positive regulation of cell development nervous system development positive regulation of multicellular organismal process synaptic transmission, glutamatergic regulation of synaptic transmission, glutamatergic cellular response to nitrogen compound response to organic substance response to organonitrogen compound response to endogenous stimulus response to oxygen-containing compound response to nitrogen compound cellular response to amyloid-beta cellular response to oxygen-containing compound cellular response to endogenous stimulus cellular response to chemical stimulus cellular response to organonitrogen compound response to chemical cellular response to organic substance response to amyloid-beta	postsynaptic specialization membrane postsynaptic specialization synapse membrane plasma membrane cellular anatomical entity postsynaptic density membrane synaptic membrane cell periphery postsynaptic density postsynapse neuron to neuron synapse organelle cell junction postsynaptic specialization membrane postsynaptic specialization synapse membrane plasma membrane cellular anatomical entity postsynaptic density membrane synaptic membrane cell periphery postsynaptic density postsynapse neuron to neuron synapse organelle cell junction postsynaptic membrane asymmetric synapse plasma membrane region intracellular anatomical structure cytoplasm glutamatergic synapse somatodendritic compartment cell projection dendrite dendritic tree neuron projection dendritic shaft plasma membrane bounded cell projection neuron spine dendritic spine glial cell projection astrocyte projection Schaffer collateral - CA1 synapse

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR017978	GPCR family 3, C-terminal	Domain
A, B	IPR017979	GPCR, family 3, conserved site	Conserved Site
A, B	IPR028082	Periplasmic binding protein-like I	Homologous Superfamily
A, B	IPR000162	GPCR, family 3, metabotropic glutamate receptor	Family
A, B	IPR001828	Receptor, ligand binding region	Domain
A, B	IPR000337	GPCR, family 3	Family
A, B	IPR038550	GPCR, family 3, nine cysteines domain superfamily	Homologous Superfamily
A, B	IPR011500	GPCR, family 3, nine cysteines domain	Domain
A, B	IPR019588	Metabotropic glutamate receptor, Homer-binding domain	Domain
A, B	IPR000202	GPCR, family 3, metabotropic glutamate receptor 5	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	Pharos: P41594	status epilepticus diabetic neuropathy diabetic polyneuropathy schizophrenia attention deficit hyperactivity disorder, inattentive type bipolar disorder cocaine abuse neuralgia temporal lobe epilepsy cocaine dependence diabetic autonomic neuropathy Organic Mental Disorders, Substance-Induced pituitary cancer drug dependence retinal detachment status epilepticus diabetic neuropathy diabetic polyneuropathy schizophrenia attention deficit hyperactivity disorder, inattentive type bipolar disorder cocaine abuse neuralgia temporal lobe epilepsy cocaine dependence diabetic autonomic neuropathy Organic Mental Disorders, Substance-Induced pituitary cancer drug dependence retinal detachment endogenous depression skin basal cell carcinoma astrocytic tumor substance dependence major depressive disorder autism spectrum disorder medulloblastoma cleft lip X-linked mixed deafness with perilymphatic gusher endometriosis squamous cell carcinoma fragile X syndrome substance abuse hypertensive disorder malignant ependymoma melanoma oligodendroglioma psoriasis glioblastoma large cell medulloblastoma substance-related disorder atypical teratoid rhabdoid tumor malignant glioma cancer vitiligo cutaneous melanoma

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	G Protein-Coupled Receptors: Class C	Metabotropic Glutamate Receptor 5 (mGlu5) apo form

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.