3N96

Crystal structure of human CRFR2 alpha extracellular domain in complex with Urocortin 1

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations
Protein Modification Annotation

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	Type 2 solute binding protein-like	8058187	3000083	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Type 2 solute binding protein-like	8058187	3000083	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Type 2 solute binding protein-like	8058187	3000083	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Type 2 solute binding protein-like	8058187	3000083	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	HRM_1	e3n96A4	A: few secondary structure elements	X: Hormone receptor domain (HRM, Pfam 02793) (From Topology)	H: Hormone receptor domain (HRM, Pfam 02793) (From Topology)	T: Hormone receptor domain (HRM, Pfam 02793)	F: HRM_1	ECOD (1.6)
B	HRM_1	e3n96B4	A: few secondary structure elements	X: Hormone receptor domain (HRM, Pfam 02793) (From Topology)	H: Hormone receptor domain (HRM, Pfam 02793) (From Topology)	T: Hormone receptor domain (HRM, Pfam 02793)	F: HRM_1	ECOD (1.6)
C	HRM_1	e3n96C3	A: few secondary structure elements	X: Hormone receptor domain (HRM, Pfam 02793) (From Topology)	H: Hormone receptor domain (HRM, Pfam 02793) (From Topology)	T: Hormone receptor domain (HRM, Pfam 02793)	F: HRM_1	ECOD (1.6)
D	HRM_1	e3n96D4	A: few secondary structure elements	X: Hormone receptor domain (HRM, Pfam 02793) (From Topology)	H: Hormone receptor domain (HRM, Pfam 02793) (From Topology)	T: Hormone receptor domain (HRM, Pfam 02793)	F: HRM_1	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.40.190.10	Alpha Beta	3-Layer(aba) Sandwich	D-Maltodextrin-Binding Protein	domain 2	CATH (4.3.0)
B	3.40.190.10	Alpha Beta	3-Layer(aba) Sandwich	D-Maltodextrin-Binding Protein	domain 2	CATH (4.3.0)
C	3.40.190.10	Alpha Beta	3-Layer(aba) Sandwich	D-Maltodextrin-Binding Protein	domain 2	CATH (4.3.0)
C	4.10.1240.10	Few Secondary Structures	Irregular	Hormone receptor fold	GPCR, family 2, extracellular hormone receptor domain	CATH (4.3.0)
D	3.40.190.10	Alpha Beta	3-Layer(aba) Sandwich	D-Maltodextrin-Binding Protein	domain 2	CATH (4.3.0)
D	4.10.1240.10	Few Secondary Structures	Irregular	Hormone receptor fold	GPCR, family 2, extracellular hormone receptor domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF02793	Hormone receptor domain (HRM)	Hormone receptor domain	-	Family
E, F, G, H	PF00473	Corticotropin-releasing factor family (CRF)	Corticotropin-releasing factor family	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Maltose binding protein-CRFR2 alpha	amide binding binding peptide hormone binding hormone binding peptide receptor activity molecular transducer activity G protein-coupled receptor activity G protein-coupled peptide receptor activity transmembrane signaling receptor activity signaling receptor activity corticotrophin-releasing factor receptor activity transporter activity carbohydrate transmembrane transporter activity transmembrane transporter activity amide binding binding peptide hormone binding hormone binding peptide receptor activity molecular transducer activity G protein-coupled receptor activity G protein-coupled peptide receptor activity transmembrane signaling receptor activity signaling receptor activity corticotrophin-releasing factor receptor activity transporter activity carbohydrate transmembrane transporter activity transmembrane transporter activity oligosaccharide binding disaccharide binding carbohydrate binding maltose binding	cellular response to stimulus regulation of biological process regulation of cellular process cell surface receptor signaling pathway response to stimulus signaling biological regulation cellular process signal transduction cell communication adenylate cyclase-modulating G protein-coupled receptor signaling pathway G protein-coupled receptor signaling pathway positive regulation of cell communication modulation of chemical synaptic transmission cellular response to stimulus regulation of biological process regulation of cellular process cell surface receptor signaling pathway response to stimulus signaling biological regulation cellular process signal transduction cell communication adenylate cyclase-modulating G protein-coupled receptor signaling pathway G protein-coupled receptor signaling pathway positive regulation of cell communication modulation of chemical synaptic transmission positive regulation of biological process long-term synaptic potentiation synaptic signaling regulation of biological quality positive regulation of cellular process regulation of synaptic plasticity trans-synaptic signaling regulation of signaling cell-cell signaling positive regulation of synaptic transmission chemical synaptic transmission regulation of trans-synaptic signaling anterograde trans-synaptic signaling regulation of cell communication positive regulation of signaling cellular response to stress DNA damage response response to stress cell chemotaxis chemotaxis response to external stimulus cellular response to chemical stimulus taxis response to chemical cell migration cell motility locomotion localization transport organic substance transport carbohydrate transport oligosaccharide transport disaccharide transport establishment of localization maltose transport polysaccharide localization dextrin transport macromolecule localization maltodextrin transmembrane transport polysaccharide transport response to organic substance response to disaccharide response to oxygen-containing compound detection of maltose stimulus detection of stimulus response to carbohydrate detection of chemical stimulus detection of disaccharide stimulus response to maltose detection of carbohydrate stimulus	cell periphery plasma membrane membrane cellular anatomical entity somatodendritic compartment cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection axon synapse axon terminus presynapse cell periphery plasma membrane membrane cellular anatomical entity somatodendritic compartment cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection axon synapse axon terminus presynapse distal axon cell junction neuron projection terminus ATPase dependent transmembrane transport complex protein-containing complex plasma membrane protein complex membrane protein complex transporter complex ATP-binding cassette (ABC) transporter complex transmembrane transporter complex ATP-binding cassette (ABC) transporter complex, substrate-binding subunit-containing maltose transport complex periplasmic space outer membrane-bounded periplasmic space cell envelope
E, F, G, H	Urocortin	corticotropin-releasing hormone receptor 2 binding peptide hormone receptor binding protein binding binding corticotropin-releasing hormone receptor binding signaling receptor binding G protein-coupled receptor binding hormone receptor binding neuropeptide receptor binding enzyme regulator activity molecular function inhibitor activity histone deacetylase inhibitor activity molecular function regulator activity enzyme inhibitor activity corticotropin-releasing hormone receptor 2 binding peptide hormone receptor binding protein binding binding corticotropin-releasing hormone receptor binding signaling receptor binding G protein-coupled receptor binding hormone receptor binding neuropeptide receptor binding enzyme regulator activity molecular function inhibitor activity histone deacetylase inhibitor activity molecular function regulator activity enzyme inhibitor activity histone deacetylase regulator activity molecular function activator activity neuropeptide activity signaling receptor activator activity hormone activity neuropeptide hormone activity signaling receptor regulator activity receptor ligand activity corticotropin-releasing hormone receptor 1 binding	cellular response to stimulus positive regulation of cell communication regulation of cellular process positive regulation of signal transduction response to stimulus signaling positive regulation of biological process regulation of signal transduction intracellular signal transduction cell communication positive regulation of response to stimulus cAMP-mediated signaling regulation of intracellular signal transduction intracellular signaling cassette cellular response to stimulus positive regulation of cell communication regulation of cellular process positive regulation of signal transduction response to stimulus signaling positive regulation of biological process regulation of signal transduction intracellular signal transduction cell communication positive regulation of response to stimulus cAMP-mediated signaling regulation of intracellular signal transduction intracellular signaling cassette signal transduction positive regulation of cellular process regulation of biological process regulation of signaling biological regulation positive regulation of intracellular signal transduction positive regulation of cAMP-mediated signaling regulation of response to stimulus regulation of cell communication cellular process regulation of cAMP-mediated signaling positive regulation of signaling positive regulation of DNA replication regulation of primary metabolic process nucleobase-containing compound metabolic process positive regulation of metabolic process organic substance metabolic process positive regulation of macromolecule metabolic process regulation of nucleobase-containing compound metabolic process positive regulation of nucleobase-containing compound metabolic process primary metabolic process DNA metabolic process regulation of macromolecule metabolic process nucleic acid metabolic process organic cyclic compound metabolic process DNA replication positive regulation of DNA metabolic process metabolic process macromolecule metabolic process regulation of metabolic process regulation of DNA metabolic process regulation of DNA replication positive regulation of phosphorylation regulation of protein modification process regulation of protein phosphorylation positive regulation of protein metabolic process regulation of peptidyl-serine phosphorylation positive regulation of cellular metabolic process positive regulation of phosphate metabolic process peptidyl-serine modification positive regulation of protein modification process peptidyl-serine phosphorylation regulation of phosphate metabolic process phosphate-containing compound metabolic process peptidyl-amino acid modification protein metabolic process positive regulation of protein phosphorylation phosphorus metabolic process protein modification process organonitrogen compound metabolic process protein phosphorylation positive regulation of phosphorus metabolic process phosphorylation cellular metabolic process regulation of protein metabolic process regulation of cellular metabolic process positive regulation of peptidyl-serine phosphorylation macromolecule modification regulation of phosphorus metabolic process regulation of phosphorylation behavior multicellular organismal process drinking behavior feeding behavior startle response system process nervous system process neuromuscular process response to external stimulus regulation of localization nitrogen compound transport regulation of system process localization regulation of biological quality regulation of peptide hormone secretion positive regulation of corticotropin secretion regulation of hormone levels positive regulation of peptide hormone secretion organic substance transport establishment of localization regulation of secretion endocrine hormone secretion positive regulation of multicellular organismal process regulation of endocrine process regulation of hormone secretion regulation of peptide secretion transport positive regulation of secretion by cell hormone secretion regulation of corticotropin secretion peptide secretion secretion by cell regulation of secretion by cell positive regulation of hormone secretion positive regulation of secretion amide transport signal release regulation of multicellular organismal process positive regulation of peptide secretion secretion regulation of transport corticotropin secretion regulation of peptide transport cell-cell signaling export from cell peptide transport endocrine process positive regulation of transport peptide hormone secretion hormone transport regulation of calcium ion import regulation of calcium ion transport positive regulation of calcium ion transport positive regulation of calcium ion import regulation of monoatomic ion transport calcium ion transport metal ion transport positive regulation of monoatomic ion transport monoatomic ion transport calcium ion import monoatomic cation transport regulation of metal ion transport sensory perception sensory perception of sound sensory perception of mechanical stimulus regulation of vascular permeability circulatory system process positive regulation of vascular permeability vascular process in circulatory system blood circulation regulation of biosynthetic process collagen biosynthetic process regulation of collagen biosynthetic process regulation of collagen metabolic process positive regulation of collagen metabolic process biosynthetic process positive regulation of biosynthetic process positive regulation of collagen biosynthetic process collagen metabolic process positive regulation of macromolecule biosynthetic process DNA-templated transcription regulation of RNA metabolic process transcription by RNA polymerase II organic substance biosynthetic process regulation of transcription by RNA polymerase II positive regulation of transcription by RNA polymerase II positive regulation of RNA metabolic process regulation of gene expression organic cyclic compound biosynthetic process regulation of macromolecule biosynthetic process regulation of DNA-templated transcription positive regulation of DNA-templated transcription cellular biosynthetic process RNA metabolic process RNA biosynthetic process nucleic acid biosynthetic process regulation of RNA biosynthetic process nucleobase-containing compound biosynthetic process gene expression macromolecule biosynthetic process regulation of cellular biosynthetic process positive regulation of RNA biosynthetic process positive regulation of cellular biosynthetic process developmental process plasma membrane bounded cell projection organization cellular developmental process cell projection organization cell development neuron projection development nervous system development cellular component organization generation of neurons neurogenesis multicellular organism development neuron differentiation cell differentiation neuron development anatomical structure development cellular component organization or biogenesis system development heart process regulation of heart contraction positive regulation of blood circulation positive regulation of cardiac muscle contraction cardiac muscle contraction striated muscle contraction positive regulation of striated muscle contraction regulation of cardiac muscle contraction muscle contraction muscle system process regulation of muscle system process positive regulation of heart contraction regulation of blood circulation regulation of striated muscle contraction regulation of muscle contraction positive regulation of muscle contraction heart contraction G protein-coupled receptor signaling pathway neuropeptide signaling pathway regulation of growth regulation of cellular component organization growth positive regulation of cell growth regulation of cell growth cell growth positive regulation of growth response to stress multicellular organismal response to stress response to pain response to nutrient levels regulation of response to nutrient levels negative regulation of response to food negative regulation of response to nutrient levels negative regulation of response to stimulus negative regulation of biological process negative regulation of appetite regulation of response to food response to food response to chemical regulation of appetite multi-multicellular organism process reproductive process female pregnancy multi-organism reproductive process aerobic respiration cellular respiration energy derivation by oxidation of organic compounds generation of precursor metabolites and energy interleukin-6 production positive regulation of interleukin-6 production regulation of interleukin-6 production regulation of cytokine production cytokine production positive regulation of gene expression positive regulation of cytokine production regulation of defense response regulation of fear response regulation of behavioral fear response regulation of behavior behavioral defense response regulation of response to stress behavioral fear response defense response positive regulation of behavioral fear response fear response positive regulation of fear response positive regulation of behavior positive regulation of defense response negative regulation of signaling negative regulation of transport negative regulation of cell communication negative regulation of secretion negative regulation of hormone secretion negative regulation of cellular process negative regulation of secretion by cell neuron apoptotic process negative regulation of neuron apoptotic process negative regulation of programmed cell death regulation of apoptotic process regulation of programmed cell death cell death negative regulation of apoptotic process apoptotic process programmed cell death regulation of neuron apoptotic process response to corticosteroid response to organic substance response to lipid response to hormone response to steroid hormone response to endogenous stimulus response to glucocorticoid response to organic cyclic compound organonitrogen compound biosynthetic process positive regulation of translation post-transcriptional regulation of gene expression translation regulation of translation regulation of tube diameter regulation of tube size blood vessel diameter maintenance vasodilation regulation of anatomical structure size response to auditory stimulus response to mechanical stimulus response to abiotic stimulus biological process involved in intraspecies interaction between organisms social behavior learning learning or memory cognition associative learning trans-synaptic signaling modulation of chemical synaptic transmission synaptic transmission, glutamatergic regulation of synaptic transmission, glutamatergic chemical synaptic transmission synaptic signaling regulation of trans-synaptic signaling anterograde trans-synaptic signaling negative regulation of cellular metabolic process negative regulation of macromolecule metabolic process negative regulation of metabolic process negative regulation of cellular biosynthetic process negative regulation of gene expression negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process response to oxidative stress negative regulation of feeding behavior negative regulation of behavior regulation of feeding behavior negative regulation of multicellular organismal process negative regulation of cell size regulation of cellular component size regulation of cell size response to estradiol response to oxygen-containing compound regulation of blood pressure negative regulation of blood pressure	somatodendritic compartment cell body perikaryon neuronal cell body cellular anatomical entity cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection axon main axon varicosity extracellular region somatodendritic compartment cell body perikaryon neuronal cell body cellular anatomical entity cell projection dendrite dendritic tree neuron projection plasma membrane bounded cell projection axon main axon varicosity extracellular region synapse axon terminus presynapse distal axon cell junction neuron projection terminus

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR003053	GPCR, family 2, corticotropin releasing factor receptor, type 2	Family
A, B, C, D	IPR001879	GPCR, family 2, extracellular hormone receptor domain	Domain
A, B, C, D	IPR017983	GPCR, family 2, secretin-like, conserved site	Conserved Site
A, B, C, D	IPR036445	GPCR family 2, extracellular hormone receptor domain superfamily	Homologous Superfamily
A, B, C, D	IPR000832	GPCR, family 2, secretin-like	Family
A, B, C, D	IPR003051	GPCR, family 2, corticotropin releasing factor receptor	Family
A, B, C, D	IPR017981	GPCR, family 2-like, 7TM	Domain
A, B, C, D	IPR006061	Solute-binding family 1, conserved site	Conserved Site
A, B, C, D	IPR006060	Maltose/Cyclodextrin ABC transporter, substrate-binding protein	Family
A, B, C, D	IPR006059	Bacterial-type extracellular solute-binding protein	Family
E, F, G, H	IPR003620	Urocortin/corticotropin-releasing factor	Family
E, F, G, H	IPR018446	Corticotropin-releasing factor conserved site	Conserved Site
E, F, G, H	IPR000187	Corticotropin-releasing factor	Domain

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C, D	Pharos: Q13324	hypertensive disorder Anorexia cocaine abuse anxiety disorder cocaine dependence bipolar disorder depressive disorder lung disease
E, F, G, H	Pharos: P55089	hypertensive disorder Inflammation anxiety disorder glioblastoma hypotensive disorder malignant ependymoma atypical teratoid rhabdoid tumor malignant glioma pilocytic astrocytoma depressive disorder large cell medulloblastoma medulloblastoma

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
E, F, G, H	NH2	RESID: AA0081 , AA0083 , AA0084 , AA0086 , AA0087 , AA0088 , AA0090 , AA0091 , AA0092 , AA0093 , AA0095 , AA0096 , AA0097 , AA0098 , AA0099 , AA0100 PSI-MOD : L-alanine amide MOD:00090 , L-asparagine amide MOD:00092 , L-aspartic acid 1-amide MOD:00093 , L-glutamine amide MOD:00095 , L-glutamic acid 1-amide MOD:00096 , glycine amide MOD:00097 , L-isoleucine amide MOD:00099 , L-leucine amide MOD:00100 , L-lysine amide MOD:00101 , L-methionine amide MOD:00102 , L-proline amide MOD:00104 , L-serine amide MOD:00105 , L-threonine amide MOD:00106 , L-tryptophan amide MOD:00107 , L-tyrosine amide MOD:00108 , L-valine amide MOD:00109

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.