8TG9

Complex of NPR1 ectodomain with ANP plus an allosteric activating antibody, REGN5381

External Resource: Annotation

SAbDab Antibody Annotation
Thera-SAbDab Antibody Annotation
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Pharos: Disease Associations

SAbDab Antibody Annotation SAbDab Database Homepage

Chain	Chain Class	Chain Subclass	Chain Type	Antigen Name(s)	Provenance Source
D [auth H], F [auth E]	Heavy Chain	IGHV1	-	atrial natriuretic peptide receptor 1	SAbDab (2024-08-30)
E [auth L], G [auth F]	Light Chain	IGKV1	Kappa	atrial natriuretic peptide receptor 1	SAbDab (2024-08-30)

Thera-SAbDab Antibody Annotation Thera-SAbDab Database Homepage

Chain	Name	Target	Provenance Source
D [auth H], F [auth E]	Vixticibart	NPR1/ANPRA/ANPa/GUC2A/GUCY2A/NPRA	Therapeutic SAbDab (2024-08-30)
E [auth L], G [auth F]	Vixticibart	NPR1/ANPRA/ANPa/GUC2A/GUCY2A/NPRA	Therapeutic SAbDab (2024-08-30)

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

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Atrial natriuretic peptide receptor 1	phosphorus-oxygen lyase activity cyclase activity lyase activity adenylate cyclase activity catalytic activity peptide receptor activity molecular transducer activity signaling receptor activity natriuretic peptide receptor activity binding guanyl nucleotide binding GTP binding nucleotide binding guanyl ribonucleotide binding phosphorus-oxygen lyase activity cyclase activity lyase activity adenylate cyclase activity catalytic activity peptide receptor activity molecular transducer activity signaling receptor activity natriuretic peptide receptor activity 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 adenyl ribonucleotide binding adenyl nucleotide binding ATP binding catalytic activity, acting on a protein kinase activity protein kinase activity transferase activity phosphotransferase activity, alcohol group as acceptor transferase activity, transferring phosphorus-containing groups amide binding peptide hormone binding hormone binding G protein-coupled receptor activity G protein-coupled peptide receptor activity transmembrane signaling receptor activity guanylate cyclase activity	multicellular organismal process system process circulatory system process regulation of blood pressure biological regulation regulation of biological quality blood circulation cellular response to stimulus regulation of biological process regulation of cellular process response to stimulus signaling cGMP-mediated signaling intracellular signal transduction multicellular organismal process system process circulatory system process regulation of blood pressure biological regulation regulation of biological quality blood circulation cellular response to stimulus regulation of biological process regulation of cellular process response to stimulus signaling cGMP-mediated signaling intracellular signal transduction cell communication intracellular signaling cassette cellular process signal transduction regulation of body fluid levels renal system process positive regulation of urine volume regulation of urine volume negative regulation of cell population proliferation cell population proliferation regulation of smooth muscle cell proliferation negative regulation of biological process smooth muscle cell proliferation negative regulation of smooth muscle cell proliferation regulation of cell population proliferation negative regulation of cellular process muscle cell proliferation regulation of vascular permeability vascular process in circulatory system regulation of growth regulation of cellular component organization growth negative regulation of cell growth regulation of cell growth cell growth cellular component organization negative regulation of growth cellular component organization or biogenesis amine metabolic process organonitrogen compound metabolic process catecholamine metabolic process phenol-containing compound metabolic process organic hydroxy compound metabolic process dopamine metabolic process metabolic process catechol-containing compound metabolic process biogenic amine metabolic process body fluid secretion localization secretion transport establishment of localization cell surface receptor signaling pathway regulation of localization renal sodium excretion inorganic ion homeostasis regulation of renal system process homeostatic process regulation of system process positive regulation of biological process positive regulation of secretion monoatomic ion homeostasis regulation of multicellular organismal process monoatomic cation homeostasis positive regulation of renal sodium excretion excretion sodium ion homeostasis regulation of transport renal tubular secretion regulation of secretion regulation of renal sodium excretion positive regulation of transport chemical homeostasis positive regulation of multicellular organismal process regulation of excretion ribose phosphate metabolic process nucleotide biosynthetic process organonitrogen compound biosynthetic process carbohydrate derivative metabolic process purine ribonucleotide biosynthetic process cyclic nucleotide metabolic process nucleobase-containing compound metabolic process ribonucleotide biosynthetic process purine nucleotide metabolic process ribonucleotide metabolic process nucleobase-containing small molecule metabolic process purine-containing compound biosynthetic process cyclic nucleotide biosynthetic process phosphate-containing compound metabolic process small molecule metabolic process phosphorus metabolic process ribose phosphate biosynthetic process nucleoside phosphate metabolic process carbohydrate derivative biosynthetic process cyclic purine nucleotide metabolic process cellular metabolic process primary metabolic process nucleotide metabolic process nucleobase-containing compound biosynthetic process purine-containing compound metabolic process biosynthetic process cGMP metabolic process organophosphate metabolic process organophosphate biosynthetic process nucleoside phosphate biosynthetic process purine ribonucleotide metabolic process cGMP biosynthetic process purine nucleotide biosynthetic process regulation of developmental process angiogenesis regulation of vasculature development multicellular organism development tube morphogenesis anatomical structure development regulation of anatomical structure morphogenesis system development blood vessel development developmental process regulation of multicellular organismal development blood vessel morphogenesis tube development negative regulation of blood vessel morphogenesis negative regulation of developmental process negative regulation of angiogenesis vasculature development circulatory system development negative regulation of vasculature development anatomical structure morphogenesis regulation of angiogenesis anatomical structure formation involved in morphogenesis negative regulation of multicellular organismal process regulation of tube diameter regulation of tube size blood vessel diameter maintenance regulation of anatomical structure size receptor guanylyl cyclase signaling pathway enzyme-linked receptor protein signaling pathway positive regulation of cell communication positive regulation of signal transduction regulation of signal transduction positive regulation of cGMP-mediated signaling positive regulation of response to stimulus regulation of intracellular signal transduction positive regulation of cellular process regulation of cGMP-mediated signaling regulation of signaling positive regulation of intracellular signal transduction regulation of response to stimulus regulation of cell communication positive regulation of signaling	cell periphery plasma membrane membrane cellular anatomical entity protein-containing complex receptor complex ANPR-A receptor complex
C	Atrial natriuretic peptide	protein binding binding signaling receptor binding hormone receptor binding molecular function activator activity neuropeptide activity signaling receptor activator activity hormone activity molecular function regulator activity neuropeptide hormone activity signaling receptor regulator activity receptor ligand activity G protein-coupled receptor binding neuropeptide receptor binding	cellular response to stimulus regulation of biological process regulation of cellular process response to stimulus signaling biological regulation cell communication G protein-coupled receptor signaling pathway cellular process signal transduction neuropeptide signaling pathway heart process multicellular organismal process system process cellular response to stimulus regulation of biological process regulation of cellular process response to stimulus signaling biological regulation cell communication G protein-coupled receptor signaling pathway cellular process signal transduction neuropeptide signaling pathway heart process multicellular organismal process system process regulation of heart contraction regulation of system process positive regulation of biological process positive regulation of heart rate positive regulation of blood circulation positive regulation of heart contraction circulatory system process regulation of blood circulation positive regulation of multicellular organismal process regulation of multicellular organismal process regulation of biological quality heart contraction blood circulation regulation of heart rate regulation of blood pressure regulation of catalytic activity negative regulation of biological process negative regulation of catalytic activity regulation of signal transduction regulation of transferase activity regulation of MAP kinase activity intracellular signal transduction negative regulation of cellular metabolic process regulation of primary metabolic process negative regulation of kinase activity negative regulation of transferase activity negative regulation of JNK cascade regulation of phosphate metabolic process JNK cascade phosphate-containing compound metabolic process intracellular signaling cassette negative regulation of protein modification process phosphorus metabolic process protein modification process negative regulation of protein metabolic process protein phosphorylation phosphorylation cellular metabolic process regulation of protein metabolic process negative regulation of metabolic process regulation of JNK cascade regulation of cellular metabolic process primary metabolic process regulation of MAPK cascade regulation of molecular function regulation of kinase activity regulation of response to stimulus negative regulation of protein phosphorylation regulation of protein serine/threonine kinase activity macromolecule modification regulation of phosphorus metabolic process metabolic process macromolecule metabolic process regulation of metabolic process regulation of protein modification process regulation of protein phosphorylation negative regulation of signaling negative regulation of intracellular signal transduction negative regulation of phosphate metabolic process negative regulation of cell communication regulation of intracellular signal transduction negative regulation of protein serine/threonine kinase activity negative regulation of cellular process protein metabolic process negative regulation of JUN kinase activity negative regulation of macromolecule metabolic process regulation of signaling organonitrogen compound metabolic process negative regulation of response to stimulus negative regulation of molecular function negative regulation of MAP kinase activity regulation of protein kinase activity regulation of macromolecule metabolic process negative regulation of protein kinase activity negative regulation of signal transduction negative regulation of phosphorus metabolic process regulation of JUN kinase activity MAPK cascade regulation of cell communication regulation of phosphorylation negative regulation of phosphorylation negative regulation of MAPK cascade multi-multicellular organism process reproductive process female pregnancy multi-organism reproductive process cellular biosynthetic process gene expression macromolecule biosynthetic process protein maturation protein folding biosynthetic process cGMP-mediated signaling transport sodium ion export across plasma membrane monoatomic ion transmembrane transport export from cell sodium ion transmembrane transport inorganic ion transmembrane transport export across plasma membrane establishment of localization metal ion transport inorganic cation transmembrane transport transmembrane transport monoatomic cation transmembrane transport localization monoatomic ion transport monoatomic cation transport sodium ion transport regulation of calcium ion transmembrane transporter activity regulation of calcium ion transport regulation of localization regulation of transmembrane transporter activity regulation of monoatomic ion transmembrane transport regulation of voltage-gated calcium channel activity calcium ion transport regulation of transporter activity regulation of calcium ion transmembrane transport regulation of metal ion transport regulation of monoatomic ion transmembrane transporter activity regulation of high voltage-gated calcium channel activity regulation of transport regulation of monoatomic ion transport regulation of cation channel activity regulation of transmembrane transport regulation of monoatomic cation transmembrane transport calcium ion transmembrane transport regulation of tube diameter regulation of tube size vascular process in circulatory system blood vessel diameter maintenance vasodilation regulation of anatomical structure size developmental process heart development heart valve development animal organ development aortic valve development circulatory system development multicellular organism development anatomical structure morphogenesis heart valve morphogenesis anatomical structure development semi-lunar valve development aortic valve morphogenesis system development cardiac muscle cell membrane repolarization membrane repolarization regulation of membrane repolarization atrial cardiac muscle cell membrane repolarization regulation of cardiac muscle cell membrane repolarization regulation of atrial cardiac muscle cell membrane repolarization regulation of membrane potential cardiac conduction system development cardiac muscle tissue development tissue development striated muscle tissue development muscle tissue development regulation of systemic arterial blood pressure negative regulation of systemic arterial blood pressure negative regulation of blood pressure ribose phosphate metabolic process nucleotide biosynthetic process organonitrogen compound biosynthetic process carbohydrate derivative metabolic process purine ribonucleotide biosynthetic process cyclic nucleotide metabolic process nucleobase-containing compound metabolic process ribonucleotide biosynthetic process purine nucleotide metabolic process ribonucleotide metabolic process nucleobase-containing small molecule metabolic process purine-containing compound biosynthetic process cyclic nucleotide biosynthetic process small molecule metabolic process ribose phosphate biosynthetic process nucleoside phosphate metabolic process carbohydrate derivative biosynthetic process cyclic purine nucleotide metabolic process nucleotide metabolic process nucleobase-containing compound biosynthetic process purine-containing compound metabolic process cGMP metabolic process organophosphate metabolic process organophosphate biosynthetic process nucleoside phosphate biosynthetic process purine ribonucleotide metabolic process cGMP biosynthetic process purine nucleotide biosynthetic process regulation of calcium ion transmembrane transport via high voltage-gated calcium channel calcium ion transmembrane transport via high voltage-gated calcium channel positive regulation of cation transmembrane transport regulation of delayed rectifier potassium channel activity positive regulation of monoatomic ion transport positive regulation of monoatomic ion transmembrane transport regulation of potassium ion transmembrane transporter activity regulation of potassium ion transmembrane transport positive regulation of cation channel activity potassium ion transport regulation of potassium ion transport potassium ion transmembrane transport positive regulation of delayed rectifier potassium channel activity positive regulation of molecular function positive regulation of transmembrane transport positive regulation of cellular process positive regulation of potassium ion transport positive regulation of transport positive regulation of transporter activity positive regulation of potassium ion transmembrane transport positive regulation of ion transmembrane transporter activity positive regulation of voltage-gated potassium channel activity positive regulation of potassium ion transmembrane transporter activity cell surface receptor signaling pathway receptor guanylyl cyclase signaling pathway enzyme-linked receptor protein signaling pathway potassium ion export across plasma membrane positive regulation of potassium ion export across plasma membrane regulation of potassium ion export across plasma membrane 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 regulation of striated muscle contraction regulation of muscle contraction positive regulation of muscle contraction response to mechanical stimulus response to abiotic stimulus response to external stimulus response to muscle stretch muscle hypertrophy striated muscle adaptation striated muscle hypertrophy muscle adaptation cardiac muscle adaptation response to stress cardiac muscle hypertrophy cardiac muscle hypertrophy in response to stress muscle hypertrophy in response to stress	somatodendritic compartment cell body perikaryon neuronal cell body cellular anatomical entity cell periphery extracellular matrix external encapsulating structure collagen-containing extracellular matrix intracellular anatomical structure cytoplasm protein-containing complex extracellular region extracellular space somatodendritic compartment cell body perikaryon neuronal cell body cellular anatomical entity cell periphery extracellular matrix external encapsulating structure collagen-containing extracellular matrix intracellular anatomical structure cytoplasm protein-containing complex extracellular region extracellular space cell projection
D [auth H], F [auth E]	REGN5381 Fab heavy chain	-	-	-
E [auth L], G [auth F]	REGN5381 Fab light chain	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR001054	Adenylyl cyclase class-3/4/guanylyl cyclase	Domain
A, B	IPR050401	Cyclic nucleotide synthase	Family
A, B	IPR000719	Protein kinase domain	Domain
A, B	IPR001245	Serine-threonine/tyrosine-protein kinase, catalytic domain	Domain
A, B	IPR029787	Nucleotide cyclase	Homologous Superfamily
A, B	IPR018297	Adenylyl cyclase class-4/guanylyl cyclase, conserved site	Conserved Site
A, B	IPR028082	Periplasmic binding protein-like I	Homologous Superfamily
A, B	IPR011009	Protein kinase-like domain superfamily	Homologous Superfamily
A, B	IPR001170	Adenylyl cyclase class-4/guanylyl cyclase	Family
A, B	IPR001828	Receptor, ligand binding region	Domain
C	IPR030480	Natriuretic peptide, conserved site	Conserved Site
C	IPR050787	Natriuretic Peptide Hormone	Family
C	IPR002407	Natriuretic peptide, atrial type	Family
C	IPR000663	Natriuretic peptide	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	Pharos: P16066	Fibrosis kidney disease congestive heart failure hypertensive disorder lung adenocarcinoma malignant glioma osteosarcoma psoriasis breast fibroadenoma lung cancer alcohol-related disorders ductal breast carcinoma in situ lung carcinoma non-small cell lung carcinoma Sjogren syndrome Fibrosis kidney disease congestive heart failure hypertensive disorder lung adenocarcinoma malignant glioma osteosarcoma psoriasis breast fibroadenoma lung cancer alcohol-related disorders ductal breast carcinoma in situ lung carcinoma non-small cell lung carcinoma Sjogren syndrome breast carcinoma heart failure invasive ductal breast carcinoma
C	Pharos: P01160	atrial fibrillation, familial, 6 dilated cardiomyopathy congestive heart failure melanoma familial atrial fibrillation hypertensive disorder aortic valve insufficiency coronary stenosis patent ductus arteriosus renal hypertension atrial standstill 2 Urination Disorders granular cell carcinoma skin cancer cirrhosis of liver atrial fibrillation, familial, 6 dilated cardiomyopathy congestive heart failure melanoma familial atrial fibrillation hypertensive disorder aortic valve insufficiency coronary stenosis patent ductus arteriosus renal hypertension atrial standstill 2 Urination Disorders granular cell carcinoma skin cancer cirrhosis of liver adenocarcinoma prostate cancer skin neoplasm atrial standstill ureteral obstruction cardiomyopathy myocardial infarction tubular adenocarcinoma lung benign neoplasm malignant ependymoma cribriform carcinoma myocardial ischemia heart failure psoriasis hypotensive disorder small cell lung carcinoma atypical teratoid rhabdoid tumor type 2 diabetes mellitus coronary artery disease cribriform carcinoma of breast acute kidney failure atrial fibrillation congenital diaphragmatic hernia medulloblastoma cutaneous melanoma dilated cardiomyopathy 1A ovarian cancer glioblastoma heart disease atrial fibrillation, familial, 1 small cell carcinoma large cell medulloblastoma

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.