7TMW

Cryo-EM structure of the relaxin receptor RXFP1 in complex with heterotrimeric Gs

External Resource: Annotation

Domain Annotation: ECOD Classification
SAbDab Antibody Annotation
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations
Membrane Protein Annotation: OPM
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: MemProtMD
Membrane Protein Annotation: mpstruc

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A [auth R]	PF00001	e7tmwR2	A: alpha bundles	X: Family A G protein-coupled receptor-like (From Topology)	H: Family A G protein-coupled receptor-like (From Topology)	T: Family A G protein-coupled receptor-like	F: PF00001	ECOD (1.6)
A [auth R]	PF00503	e7tmwR1	A: a/b three-layered sandwiches	X: P-loop domains-like	H: P-loop domains-related	T: P-loop containing nucleoside triphosphate hydrolases	F: PF00503	ECOD (1.6)
B	PF00400	e7tmwB1	A: beta duplicates or obligate multimers	X: beta-propeller-like	H: beta-propeller	T: 7-bladed	F: PF00400	ECOD (1.6)
D [auth N]	PF07686	e7tmwN1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: PF07686	ECOD (1.6)

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
D [auth N]	Heavy Chain	IGHV3	-	relaxin receptor 1, guanine nucleotide-binding protein g(s)subunit alpha isoforms short fusion \| guanine nucleotide-binding protein g(i)/g(s)/g(t) subunitbeta-1	SAbDab (2024-07-12)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A [auth R]	PF00001	7 transmembrane receptor (rhodopsin family) (7tm_1)	7 transmembrane receptor (rhodopsin family)	-	Family
B	PF00400	WD domain, G-beta repeat (WD40)	WD domain, G-beta repeat	-	Repeat

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A [auth R]	Relaxin receptor 1, Guanine nucleotide-binding protein G(s) subunit alpha isoforms short fusion	mu-type opioid receptor binding protein binding binding signaling receptor binding G protein-coupled receptor binding opioid receptor binding beta-2 adrenergic receptor binding adrenergic receptor binding ionotropic glutamate receptor binding glutamate receptor binding guanyl nucleotide binding GTP binding nucleotide binding guanyl ribonucleotide binding mu-type opioid receptor binding protein binding binding signaling receptor binding G protein-coupled receptor binding opioid receptor binding beta-2 adrenergic receptor binding adrenergic receptor binding ionotropic glutamate receptor binding glutamate receptor binding guanyl nucleotide binding GTP binding nucleotide binding guanyl ribonucleotide binding purine ribonucleotide binding purine ribonucleoside triphosphate binding nucleoside phosphate binding ion binding organic cyclic compound binding purine nucleotide binding anion binding heterocyclic compound binding carbohydrate derivative binding ribonucleotide binding small molecule binding peptide hormone receptor binding corticotropin-releasing hormone receptor binding corticotropin-releasing hormone receptor 1 binding hormone receptor binding neuropeptide receptor binding D1 dopamine receptor binding dopamine receptor binding protein-containing complex binding G-protein beta/gamma-subunit complex binding enzyme regulator activity cyclase regulator activity enzyme activator activity cyclase activator activity molecular function activator activity molecular function regulator activity adenylate cyclase regulator activity adenylate cyclase activator activity cation binding metal ion binding pyrophosphatase activity GTPase activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity insulin-like growth factor receptor binding molecular transducer activity G protein-coupled receptor activity transmembrane signaling receptor activity signaling receptor activity peptide receptor activity G protein-coupled peptide receptor activity hormone binding	developmental process multicellular organismal process epithelium development ectodermal placode morphogenesis epidermis development molting cycle process hair cycle animal organ development hair follicle placode formation tissue development ectodermal placode formation anatomical structure morphogenesis skin development skin epidermis development hair follicle development developmental process multicellular organismal process epithelium development ectodermal placode morphogenesis epidermis development molting cycle process hair cycle animal organ development hair follicle placode formation tissue development ectodermal placode formation anatomical structure morphogenesis skin development skin epidermis development hair follicle development molting cycle anatomical structure development anatomical structure formation involved in morphogenesis ectodermal placode development hair cycle process system process sensory perception of chemical stimulus sensory perception nervous system process sensory perception of smell multicellular organism development skeletal system development bone development system development regulation of body fluid levels wound healing response to stimulus homotypic cell-cell adhesion cell activation hemostasis biological regulation platelet aggregation blood coagulation cell adhesion cell-cell adhesion response to stress coagulation cellular process regulation of biological quality response to wounding platelet activation cognition developmental growth growth cellular response to stimulus response to ketone response to prostaglandin response to lipid response to endogenous stimulus response to alcohol cellular response to prostaglandin stimulus response to oxygen-containing compound cellular response to oxygen-containing compound cellular response to endogenous stimulus cellular response to prostaglandin E stimulus cellular response to chemical stimulus cellular response to alcohol response to hormone response to chemical cellular response to lipid response to prostaglandin E cellular response to ketone cellular response to hormone stimulus regulation of biological process regulation of cellular process signaling adenylate cyclase-activating G protein-coupled receptor signaling pathway cell communication adenylate cyclase-modulating G protein-coupled receptor signaling pathway G protein-coupled receptor signaling pathway signal transduction homeostatic process positive regulation of biological process adaptive thermogenesis positive regulation of metabolic process multicellular organismal-level homeostasis regulation of cold-induced thermogenesis cold-induced thermogenesis temperature homeostasis positive regulation of cold-induced thermogenesis positive regulation of multicellular organismal process metabolic process regulation of multicellular organismal process regulation of metabolic process adenylate cyclase-activating adrenergic receptor signaling pathway adrenergic receptor signaling pathway localization cellular localization transport establishment of localization in cell intracellular transport establishment of localization positive regulation of adenylate cyclase activity positive regulation of cyclase activity regulation of catalytic activity positive regulation of catalytic activity positive regulation of molecular function regulation of molecular function regulation of lyase activity activation of adenylate cyclase activity regulation of adenylate cyclase activity regulation of cyclase activity positive regulation of lyase activity cellular response to nitrogen compound response to dopamine cellular response to dopamine response to monoamine response to catecholamine adenylate cyclase-activating dopamine receptor signaling pathway cellular response to catecholamine stimulus response to organic cyclic compound response to organonitrogen compound G protein-coupled dopamine receptor signaling pathway cellular response to organic cyclic compound response to nitrogen compound cellular response to organonitrogen compound cellular response to monoamine stimulus connective tissue development tube development respiratory tube development lung development respiratory system development lung connective tissue development hormone-mediated signaling pathway cellular component organization extracellular matrix organization cellular component organization or biogenesis extracellular structure organization external encapsulating structure organization myofibroblast differentiation cellular developmental process cell differentiation nipple development mammary gland morphogenesis mammary gland development gland development gland morphogenesis animal organ morphogenesis nipple morphogenesis multi-multicellular organism process reproductive process parturition multi-organism reproductive process	membrane cellular anatomical entity protein-containing complex extrinsic component of plasma membrane catalytic complex plasma membrane protein complex cytoplasmic side of membrane plasma membrane membrane protein complex heterotrimeric G-protein complex side of membrane cell periphery cytoplasmic side of plasma membrane GTPase complex membrane cellular anatomical entity protein-containing complex extrinsic component of plasma membrane catalytic complex plasma membrane protein complex cytoplasmic side of membrane plasma membrane membrane protein complex heterotrimeric G-protein complex side of membrane cell periphery cytoplasmic side of plasma membrane GTPase complex extrinsic component of membrane extrinsic component of cytoplasmic side of plasma membrane extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle intracellular anatomical structure cytoplasm cytosol Golgi apparatus subcompartment Golgi apparatus organelle subcompartment trans-Golgi network membrane intracellular membrane-bounded organelle endomembrane system intracellular organelle trans-Golgi network organelle membrane
B	Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1	protein binding binding enzyme binding GTPase binding protein-containing complex binding pyrophosphatase activity GTPase activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity signaling receptor complex adaptor activity protein-macromolecule adaptor activity protein binding binding enzyme binding GTPase binding protein-containing complex binding pyrophosphatase activity GTPase activity ribonucleoside triphosphate phosphatase activity hydrolase activity, acting on acid anhydrides, in phosphorus-containing anhydrides hydrolase activity hydrolase activity, acting on acid anhydrides catalytic activity signaling receptor complex adaptor activity protein-macromolecule adaptor activity molecular adaptor activity signaling adaptor activity	multicellular organismal process system process sensory perception of chemical stimulus sensory perception nervous system process sensory perception of taste developmental process sensory organ development eye development animal organ development retina development in camera-type eye visual system development multicellular organism development camera-type eye development multicellular organismal process system process sensory perception of chemical stimulus sensory perception nervous system process sensory perception of taste developmental process sensory organ development eye development animal organ development retina development in camera-type eye visual system development multicellular organism development camera-type eye development anatomical structure development sensory system development system development cell population proliferation cellular process cellular response to stimulus regulation of biological process regulation of cellular process response to stimulus signaling biological regulation signal transduction cell communication response to ketone response to prostaglandin response to lipid response to endogenous stimulus response to alcohol cellular response to prostaglandin stimulus response to oxygen-containing compound cellular response to oxygen-containing compound cellular response to endogenous stimulus cellular response to prostaglandin E stimulus cellular response to chemical stimulus cellular response to alcohol response to hormone response to chemical cellular response to lipid response to prostaglandin E cellular response to ketone cellular response to hormone stimulus small GTPase-mediated signal transduction Ras protein signal transduction intracellular signal transduction intracellular signaling cassette phospholipase C-activating G protein-coupled receptor signaling pathway G protein-coupled receptor signaling pathway cellular response to nitrogen compound response to dopamine cellular response to dopamine response to monoamine response to catecholamine adenylate cyclase-activating dopamine receptor signaling pathway cellular response to catecholamine stimulus response to organic cyclic compound response to organonitrogen compound G protein-coupled dopamine receptor signaling pathway cellular response to organic cyclic compound response to nitrogen compound adenylate cyclase-activating G protein-coupled receptor signaling pathway cellular response to organonitrogen compound cellular response to monoamine stimulus adenylate cyclase-modulating G protein-coupled receptor signaling pathway synaptic signaling cellular response to acetylcholine cell-cell signaling acetylcholine receptor signaling pathway postsynaptic signal transduction G protein-coupled acetylcholine receptor signaling pathway response to acetylcholine	membrane cellular anatomical entity protein-containing complex extrinsic component of plasma membrane catalytic complex plasma membrane protein complex cytoplasmic side of membrane plasma membrane membrane protein complex heterotrimeric G-protein complex side of membrane cell periphery cytoplasmic side of plasma membrane GTPase complex membrane cellular anatomical entity protein-containing complex extrinsic component of plasma membrane catalytic complex plasma membrane protein complex cytoplasmic side of membrane plasma membrane membrane protein complex heterotrimeric G-protein complex side of membrane cell periphery cytoplasmic side of plasma membrane GTPase complex extrinsic component of membrane extrinsic component of cytoplasmic side of plasma membrane extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle non-motile cilium 9+0 non-motile cilium cilium neuron projection photoreceptor disc membrane photoreceptor outer segment plasma membrane bounded cell projection cell projection photoreceptor cell cilium organelle membrane intracellular anatomical structure cytoplasm cytosol vacuolar membrane lytic vacuole vacuole intracellular membrane-bounded organelle intracellular organelle lytic vacuole membrane bounding membrane of organelle lysosomal membrane lysosome synapse cell junction
C	Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2	protein binding binding G-protein beta-subunit binding	fibroblast proliferation cell population proliferation cellular process cellular response to nitrogen compound cellular response to stimulus response to dopamine regulation of cellular process response to stimulus signaling cellular response to dopamine response to monoamine cell communication cellular response to endogenous stimulus response to catecholamine fibroblast proliferation cell population proliferation cellular process cellular response to nitrogen compound cellular response to stimulus response to dopamine regulation of cellular process response to stimulus signaling cellular response to dopamine response to monoamine cell communication cellular response to endogenous stimulus response to catecholamine adenylate cyclase-activating dopamine receptor signaling pathway cellular response to catecholamine stimulus signal transduction response to organic cyclic compound regulation of biological process response to organonitrogen compound response to endogenous stimulus G protein-coupled dopamine receptor signaling pathway cellular response to organic cyclic compound biological regulation response to oxygen-containing compound response to nitrogen compound adenylate cyclase-activating G protein-coupled receptor signaling pathway cellular response to oxygen-containing compound cellular response to chemical stimulus cellular response to organonitrogen compound cellular response to monoamine stimulus response to chemical adenylate cyclase-modulating G protein-coupled receptor signaling pathway G protein-coupled receptor signaling pathway response to ketone response to prostaglandin response to lipid response to alcohol cellular response to prostaglandin stimulus cellular response to prostaglandin E stimulus cellular response to alcohol response to hormone cellular response to lipid response to prostaglandin E cellular response to ketone cellular response to hormone stimulus	membrane cellular anatomical entity protein-containing complex extrinsic component of plasma membrane catalytic complex plasma membrane protein complex cytoplasmic side of membrane plasma membrane membrane protein complex heterotrimeric G-protein complex side of membrane cell periphery cytoplasmic side of plasma membrane GTPase complex membrane cellular anatomical entity protein-containing complex extrinsic component of plasma membrane catalytic complex plasma membrane protein complex cytoplasmic side of membrane plasma membrane membrane protein complex heterotrimeric G-protein complex side of membrane cell periphery cytoplasmic side of plasma membrane GTPase complex extrinsic component of membrane extrinsic component of cytoplasmic side of plasma membrane extracellular exosome membrane-bounded organelle extracellular vesicle extracellular organelle extracellular region organelle extracellular space vesicle extracellular membrane-bounded organelle
D [auth N]	Camelid antibody VHH fragment Nb35	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A [auth R]	IPR001019	Guanine nucleotide binding protein (G-protein), alpha subunit	Family
A [auth R]	IPR011025	G protein alpha subunit, helical insertion	Homologous Superfamily
A [auth R]	IPR027417	P-loop containing nucleoside triphosphate hydrolase	Homologous Superfamily
A [auth R]	IPR000367	G-protein alpha subunit, group S	Family
A [auth R]	IPR002172	Low-density lipoprotein (LDL) receptor class A repeat	Repeat
A [auth R]	IPR001611	Leucine-rich repeat	Repeat
A [auth R]	IPR003591	Leucine-rich repeat, typical subtype	Repeat
A [auth R]	IPR000276	G protein-coupled receptor, rhodopsin-like	Family
A [auth R]	IPR032675	Leucine-rich repeat domain superfamily	Homologous Superfamily
A [auth R]	IPR023415	Low-density lipoprotein (LDL) receptor class A, conserved site	Conserved Site
A [auth R]	IPR036055	LDL receptor-like superfamily	Homologous Superfamily
A [auth R]	IPR017452	GPCR, rhodopsin-like, 7TM	Domain
A [auth R]	IPR008112	Relaxin receptor	Family
B	IPR019775	WD40 repeat, conserved site	Conserved Site
B	IPR015943	WD40/YVTN repeat-like-containing domain superfamily	Homologous Superfamily
B	IPR016346	Guanine nucleotide-binding protein, beta subunit	Family
B	IPR036322	WD40-repeat-containing domain superfamily	Homologous Superfamily
B	IPR001632	G-protein, beta subunit	Domain
B	IPR001680	WD40 repeat	Repeat
B	IPR020472	G-protein beta WD-40 repeat	Repeat
C	IPR015898	G-protein gamma-like domain	Domain
C	IPR001770	G-protein, gamma subunit	Family
C	IPR036284	G-protein gamma-like domain superfamily	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
B	Pharos: P62873	intellectual disability, autosomal dominant 42 melancholia intellectual disability endogenous depression medulloblastoma myopathy ovarian cancer Precursor Cell Lymphoblastic Leukemia Lymphoma Sjogren syndrome anxiety disorder chronic kidney disease juvenile dermatomyositis lung adenocarcinoma neurotic disorder pancreatic ductal adenocarcinoma intellectual disability, autosomal dominant 42 melancholia intellectual disability endogenous depression medulloblastoma myopathy ovarian cancer Precursor Cell Lymphoblastic Leukemia Lymphoma Sjogren syndrome anxiety disorder chronic kidney disease juvenile dermatomyositis lung adenocarcinoma neurotic disorder pancreatic ductal adenocarcinoma subependymal giant cell astrocytoma breast cancer Duchenne muscular dystrophy leukemia, acute lymphocytic, susceptibility to, 1 malignant pancreatic neoplasm myelodysplastic syndrome osteosarcoma plasma cell myeloma rheumatoid arthritis swine influenza childhood acute lymphoblastic leukemia depressive disorder
C	Pharos: P59768	pancreatic intraductal papillary-mucinous neoplasm pilocytic astrocytoma sarcoidosis ulcerative colitis adrenal cortex carcinoma breast carcinoma Duchenne muscular dystrophy glioblastoma large cell medulloblastoma medulloblastoma ovarian cancer pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia pituitary cancer Sjogren syndrome X-linked mixed deafness with perilymphatic gusher pancreatic intraductal papillary-mucinous neoplasm pilocytic astrocytoma sarcoidosis ulcerative colitis adrenal cortex carcinoma breast carcinoma Duchenne muscular dystrophy glioblastoma large cell medulloblastoma medulloblastoma ovarian cancer pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia pituitary cancer Sjogren syndrome X-linked mixed deafness with perilymphatic gusher astrocytic tumor Crohn disease ductal breast carcinoma in situ interstitial cystitis lung carcinoma non-small cell lung carcinoma pancreatic intraductal papillary-mucinous carcinoma Pick disease primitive neuroectodermal tumor thoracic aortic aneurysm atypical teratoid rhabdoid tumor cystic fibrosis Emery-Dreifuss muscular dystrophy invasive ductal breast carcinoma malignant ependymoma osteosarcoma

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A [auth R], C	OPM	Transmembrane	Alpha-helical polytopic	Rhodopsin-like receptors and pumps	G-protein coupled receptors, family A

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A [auth R], C	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A [auth R], C	MemProtMD	Annotated as membrane protein by MemProtMD

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A [auth R], C	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	G Protein-Coupled Receptors: Class A	Relaxin family peptide receptor 1 (RXFP1) - G_s complex

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.

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7TMW

Cryo-EM structure of the relaxin receptor RXFP1 in complex with heterotrimeric Gs

External Resource: Annotation

Domain Annotation: ECOD Classification ECOD Database Homepage

SAbDab Antibody Annotation SAbDab Database Homepage

Protein Family Annotation Pfam Database Homepage

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

InterPro: Protein Family Classification InterPro Database Homepage

Pharos: Disease Associations Pharos Homepage Annotation

Membrane Protein Annotation: OPM OPM Database Homepage

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Membrane Protein Annotation: mpstruc mpstruc Database Homepage