Annotations: 2JX4

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	6.10.140.460	Special	Helix non-globular	Helix Hairpins		CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Vasopressin V2 receptor	molecular transducer activity signaling receptor activity vasopressin receptor activity peptide receptor activity G protein-coupled receptor activity G protein-coupled peptide receptor activity transmembrane signaling receptor activity amide binding binding peptide hormone binding hormone binding peptide binding	regulation of tube diameter multicellular organismal process regulation of biological process system process regulation of tube size regulation of system process biological regulation positive regulation of biological process positive regulation of vasoconstriction circulatory system process regulation of blood circulation vascular process in circulatory system regulation of vasoconstriction positive regulation of multicellular organismal process regulation of tube diameter multicellular organismal process regulation of biological process system process regulation of tube size regulation of system process biological regulation positive regulation of biological process positive regulation of vasoconstriction circulatory system process regulation of blood circulation vascular process in circulatory system regulation of vasoconstriction positive regulation of multicellular organismal process regulation of multicellular organismal process blood vessel diameter maintenance regulation of biological quality vasoconstriction blood circulation regulation of anatomical structure size regulation of biosynthetic process regulation of cellular process regulation of macromolecule metabolic process gene expression macromolecule biosynthetic process positive regulation of macromolecule biosynthetic process regulation of gene expression positive regulation of metabolic process biosynthetic process positive regulation of gene expression positive regulation of biosynthetic process regulation of macromolecule biosynthetic process metabolic process cellular process positive regulation of macromolecule metabolic process macromolecule metabolic process regulation of metabolic process positive regulation of cellular process regulation of blood pressure positive regulation of blood pressure cellular response to stimulus cellular response to endogenous stimulus cellular response to chemical stimulus response to stimulus response to hormone response to endogenous stimulus response to chemical cellular response to hormone stimulus response to peptide response to cytokine regulation of body fluid levels renal system process regulation of urine volume negative regulation of urine volume regulation of systemic arterial blood pressure by hormone regulation of systemic arterial blood pressure mediated by a chemical signal regulation of systemic arterial blood pressure endocrine process regulation of systemic arterial blood pressure by vasopressin cell population proliferation positive regulation of cell population proliferation regulation of cell population proliferation positive regulation of cell communication regulation of signaling positive regulation of signal transduction signaling positive regulation of intracellular signal transduction regulation of signal transduction intracellular signal transduction cell communication positive regulation of response to stimulus regulation of intracellular signal transduction regulation of response to stimulus regulation of cell communication signal transduction positive regulation of signaling developmental process head development forebrain development animal organ development brain development nervous system development multicellular organism development central nervous system development anatomical structure development telencephalon development system development negative regulation of cell population proliferation negative regulation of cellular process negative regulation of biological process G protein-coupled receptor signaling pathway positive regulation of systemic arterial blood pressure	cell periphery cellular anatomical structure plasma membrane membrane membrane-bounded organelle intracellular anatomical structure intracellular vesicle intracellular membrane-bounded organelle intracellular organelle cytoplasmic vesicle organelle cytoplasm vesicle endocytic vesicle cell periphery cellular anatomical structure plasma membrane membrane membrane-bounded organelle intracellular anatomical structure intracellular vesicle intracellular membrane-bounded organelle intracellular organelle cytoplasmic vesicle organelle cytoplasm vesicle endocytic vesicle endosome endomembrane system perinuclear region of cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR000161	Vasopressin V2 receptor	Family
A	IPR000276	G protein-coupled receptor, rhodopsin-like	Family
A	IPR017452	GPCR, rhodopsin-like, 7TM	Domain
A	IPR001817	Vasopressin receptor	Family

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A	OPM	Peptides	Alpha-helical peptides	Peptides of transmembrane proteins	GPCR peptides

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A	CCS	Parent Component: CYS
A	DGN
A	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
A	NLE	Parent Component: LEU RESID: AA0081 , AA0083 , AA0084 , AA0086 , AA0087 , AA0088 , AA0090 , AA0091 , AA0092 , AA0093 , AA0095 , AA0096 , AA0097 , AA0098 , AA0099 , AA0100

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 R01GM157729.