1SRZ

Solution structure of the second complement control protein (CCP) module of the GABA(B)R1a receptor, Pro-119 trans conformer

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP/SCOPe Classification SCOP Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d1srza1	Small proteins	Complement control module/SCR domain	Complement control module/SCR domain	Complement control module/SCR domain	GABA-B receptor 1	Norway rat (Rattus norvegicus ) [TaxId: 10116 ],	SCOPe (2.08)
A	d1srza2	Artifacts	Tags	Tags	Tags	N-terminal Tags	Norway rat (Rattus norvegicus ) [TaxId: 10116 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Sushi/CCP/SCR domain	8029974	4003458	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Sushi/CCP/SCR domain	8042353	3000902	SCOP2 (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	Sushi_3	e1srzA1	A: few secondary structure elements	X: EGF-like	H: EGF-related	T: Complement control module/SCR domain	F: Sushi_3	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	2.10.70.10	Mainly Beta	Ribbon	Complement Module	domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A	PF00084	Sushi repeat (SCR repeat) (Sushi)	Sushi repeat (SCR repeat)	-	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Gamma-aminobutyric acid type B receptor, subunit 1	neurotransmitter receptor activity molecular transducer activity G protein-coupled receptor activity transmembrane signaling receptor activity signaling receptor activity G protein-coupled neurotransmitter receptor activity G protein-coupled neurotransmitter receptor activity involved in regulation of presynaptic membrane potential G protein-coupled receptor activity involved in regulation of postsynaptic membrane potential postsynaptic neurotransmitter receptor activity neurotransmitter receptor activity involved in regulation of postsynaptic membrane potential G protein-coupled neurotransmitter receptor activity involved in regulation of postsynaptic membrane potential protein binding binding extracellular matrix protein binding neurotransmitter receptor activity molecular transducer activity G protein-coupled receptor activity transmembrane signaling receptor activity signaling receptor activity G protein-coupled neurotransmitter receptor activity G protein-coupled neurotransmitter receptor activity involved in regulation of presynaptic membrane potential G protein-coupled receptor activity involved in regulation of postsynaptic membrane potential postsynaptic neurotransmitter receptor activity neurotransmitter receptor activity involved in regulation of postsynaptic membrane potential G protein-coupled neurotransmitter receptor activity involved in regulation of postsynaptic membrane potential protein binding binding extracellular matrix protein binding protein heterodimerization activity protein dimerization activity G protein-coupled GABA receptor activity GABA receptor activity	regulation of biological process signaling biological regulation cell-cell signaling cellular process gamma-aminobutyric acid signaling pathway cell communication cellular response to stimulus trans-synaptic signaling multicellular organismal process system process regulation of cellular process cell surface receptor signaling pathway response to stimulus regulation of biological process signaling biological regulation cell-cell signaling cellular process gamma-aminobutyric acid signaling pathway cell communication cellular response to stimulus trans-synaptic signaling multicellular organismal process system process regulation of cellular process cell surface receptor signaling pathway response to stimulus nervous system process chemical synaptic transmission, postsynaptic chemical synaptic transmission synaptic signaling anterograde trans-synaptic signaling signal transduction regulation of postsynaptic membrane potential regulation of biological quality regulation of membrane potential regulation of localization negative regulation of amino acid transport nitrogen compound transport negative regulation of amine transport transport negative regulation of biological process negative regulation of transport localization negative regulation of secretion gamma-aminobutyric acid transport negative regulation of gamma-aminobutyric acid secretion regulation of amino acid transport organic anion transport gamma-aminobutyric acid secretion carboxylic acid transport regulation of transport secretion regulation of gamma-aminobutyric acid secretion organic substance transport acid secretion establishment of localization regulation of secretion organic acid transport amino acid transport amine transport negative regulation of organic acid transport regulation of organic acid transport regulation of amine transport monoamine transport regulation of catecholamine secretion organic hydroxy compound transport dopamine transport secretion by cell regulation of secretion by cell catecholamine transport negative regulation of dopamine secretion signal release negative regulation of cellular process negative regulation of secretion by cell export from cell negative regulation of catecholamine secretion dopamine secretion catecholamine secretion regulation of dopamine secretion regulation of signaling negative regulation of signaling modulation of chemical synaptic transmission negative regulation of synaptic transmission negative regulation of cell communication regulation of trans-synaptic signaling regulation of cell communication developmental process cellular developmental process ossification cell differentiation osteoblast differentiation regulation of glutamate secretion glutamate secretion acidic amino acid transport dicarboxylic acid transport neuron-glial cell signaling response to organic substance response to alcohol response to chemical response to oxygen-containing compound response to ethanol negative regulation of cell population proliferation cell population proliferation regulation of cell population proliferation epinephrine secretion epinephrine transport regulation of epinephrine secretion organic cation transport negative regulation of epinephrine secretion adenylate cyclase-inhibiting G protein-coupled receptor signaling pathway adenylate cyclase-modulating G protein-coupled receptor signaling pathway G protein-coupled receptor signaling pathway synaptic transmission, GABAergic response to nicotine positive regulation of cell communication regulation of peptide hormone secretion regulation of hormone levels positive regulation of peptide hormone secretion positive regulation of growth hormone secretion regulation of hormone secretion regulation of peptide secretion positive regulation of biological process positive regulation of secretion by cell hormone secretion peptide secretion positive regulation of hormone secretion positive regulation of secretion amide transport positive regulation of cellular process positive regulation of peptide secretion growth hormone secretion regulation of growth hormone secretion regulation of peptide transport peptide transport positive regulation of transport peptide hormone secretion hormone transport positive regulation of signaling positive regulation of amine transport positive regulation of glutamate secretion positive regulation of organic acid transport positive regulation of amino acid transport	cell periphery postsynapse postsynaptic membrane synapse cell junction membrane plasma membrane plasma membrane region cellular anatomical entity synaptic membrane somatodendritic compartment cell body perikaryon neuronal cell body cell periphery postsynapse postsynaptic membrane synapse cell junction membrane plasma membrane plasma membrane region cellular anatomical entity synaptic membrane somatodendritic compartment cell body perikaryon neuronal cell body membrane-bounded organelle mitochondrial membrane intracellular anatomical structure mitochondrion intracellular membrane-bounded organelle intracellular organelle organelle envelope mitochondrial envelope organelle cytoplasm organelle membrane presynapse presynaptic membrane glutamatergic synapse cell projection dendrite dendritic tree neuron projection dendritic shaft plasma membrane bounded cell projection neuron spine dendritic spine axon cell leading edge axolemma leading edge membrane neuron projection membrane main axon cell projection membrane protein-containing complex plasma membrane protein complex membrane protein complex receptor complex G protein-coupled receptor dimeric complex plasma membrane signaling receptor complex G protein-coupled receptor complex extracellular region extracellular space transport vesicle intracellular vesicle endomembrane system cytoplasmic vesicle synaptic vesicle secretory vesicle vesicle exocytic vesicle GABA receptor complex G protein-coupled GABA receptor complex G protein-coupled receptor heterodimeric complex GABA-ergic synapse organelle subcompartment endoplasmic reticulum subcompartment nuclear outer membrane-endoplasmic reticulum membrane network endoplasmic reticulum endoplasmic reticulum membrane Schaffer collateral - CA1 synapse

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR017978	GPCR family 3, C-terminal	Domain
A	IPR000436	Sushi/SCR/CCP domain	Domain
A	IPR035976	Sushi/SCR/CCP superfamily	Homologous Superfamily
A	IPR028082	Periplasmic binding protein-like I	Homologous Superfamily
A	IPR001828	Receptor, ligand binding region	Domain
A	IPR002455	GPCR family 3, GABA-B receptor	Family
A	IPR002456	GPCR family 3, gamma-aminobutyric acid receptor, type B1	Family

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.