2XDG

Crystal structure of the extracellular domain of human growth hormone releasing hormone receptor.

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	FnI-like domain	8099082	3000979	SCOP2B (2022-06-29)
B	SCOP2 Family	Hormone receptor domain	8099081	4003045	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	FnI-like domain	8099082	3000979	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	HRM	e2xdgA1	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	ECOD (1.6)
B	HRM	e2xdgB1	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	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	4.10.1240.10	Few Secondary Structures	Irregular	Hormone receptor fold	GPCR, family 2, extracellular hormone receptor domain	CATH (4.3.0)
B	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	PF02793	Hormone receptor domain (HRM)	Hormone receptor domain	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	GROWTH HORMONE-RELEASING HORMONE RECEPTOR	molecular transducer activity G protein-coupled receptor activity transmembrane signaling receptor activity signaling receptor activity protein binding binding growth factor binding growth hormone-releasing hormone receptor activity amide binding peptide hormone binding hormone binding peptide receptor activity G protein-coupled peptide receptor activity	response to stimulus response to hormone response to endogenous stimulus response to chemical response to estrogen regulation of hormone levels biological regulation metabolic process cellular process regulation of biological quality hormone metabolic process reproductive process multicellular organismal reproductive process response to corticosteroid response to stimulus response to hormone response to endogenous stimulus response to chemical response to estrogen regulation of hormone levels biological regulation metabolic process cellular process regulation of biological quality hormone metabolic process reproductive process multicellular organismal reproductive process response to corticosteroid response to lipid response to steroid hormone response to glucocorticoid developmental process cellular developmental process anatomical structure maturation cell differentiation anatomical structure development cell development cell maturation developmental maturation localization cellular localization establishment of localization in cell establishment of localization cellular response to 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 cell population proliferation positive regulation of cell population proliferation regulation of cell population proliferation positive regulation of biological process positive regulation of cellular process positive regulation of cell communication positive regulation of signal transduction regulation of signal transduction cell surface receptor protein tyrosine kinase signaling pathway positive regulation of response to stimulus positive regulation of insulin-like growth factor receptor signaling pathway regulation of insulin-like growth factor receptor signaling pathway enzyme-linked receptor protein signaling pathway regulation of signaling cell surface receptor signaling pathway insulin-like growth factor receptor signaling pathway regulation of response to stimulus regulation of cell communication positive regulation of signaling multicellular organismal process determination of adult lifespan response to peptide hormone response to insulin response to oxygen-containing compound response to nitrogen compound regulation of body fluid levels secretion transport mammary gland development gland development animal organ development body fluid secretion lactation regulation of multicellular organism growth regulation of growth regulation of developmental growth regulation of developmental process developmental growth growth positive regulation of multicellular organism growth positive regulation of developmental process multicellular organism growth positive regulation of growth positive regulation of multicellular organismal process regulation of multicellular organismal process positive regulation of developmental growth cellular response to nitrogen compound cellular response to peptide hormone stimulus cellular response to oxygen-containing compound cellular response to endogenous stimulus cellular response to chemical stimulus cellular response to insulin stimulus cellular response to hormone stimulus nitrogen compound transport hormone secretion peptide secretion secretion by cell amide transport signal release growth hormone secretion cell-cell signaling export from cell peptide transport peptide hormone secretion hormone transport head development somatotropin secreting cell differentiation forebrain development endocrine system development pituitary gland development brain development diencephalon development nervous system development multicellular organism development central nervous system development somatotropin secreting cell development adenohypophysis development system development regulation of localization regulation of hormone secretion regulation of peptide secretion positive regulation of secretion by cell regulation of secretion by cell positive regulation of hormone secretion positive regulation of secretion regulation of peptide hormone secretion positive regulation of peptide secretion regulation of transport regulation of growth hormone secretion regulation of peptide transport positive regulation of peptide hormone secretion regulation of secretion positive regulation of growth hormone secretion positive regulation of transport intracellular receptor signaling pathway hormone-mediated signaling pathway intracellular signal transduction regulation of intracellular signal transduction regulation of intracellular steroid hormone receptor signaling pathway nuclear receptor-mediated steroid hormone signaling pathway cellular response to steroid hormone stimulus steroid hormone receptor signaling pathway cellular response to lipid nuclear receptor-mediated signaling pathway regulation of protein metabolic process primary metabolic process regulation of macromolecule metabolic process regulation of primary metabolic process protein metabolic process macromolecule metabolic process regulation of metabolic process	membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle cellular anatomical structure organelle lumen organelle nuclear periphery nuclear lumen nuclear matrix membrane membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle intracellular organelle lumen intracellular organelle cellular anatomical structure organelle lumen organelle nuclear periphery nuclear lumen nuclear matrix membrane cell surface cell periphery plasma membrane intracellular vesicle endomembrane system cytoplasmic vesicle secretory granule secretory vesicle cytoplasm vesicle nuclear outer membrane nuclear membrane organelle outer membrane organelle envelope bounding membrane of organelle nuclear outer membrane-endoplasmic reticulum membrane network nuclear envelope outer membrane organelle membrane organelle inner membrane nuclear inner membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR017983	GPCR, family 2, secretin-like, conserved site	Conserved Site
A, B	IPR050332	G-protein coupled receptor 2	Family
A, B	IPR036445	GPCR family 2, extracellular hormone receptor domain superfamily	Homologous Superfamily
A, B	IPR000832	GPCR, family 2, secretin-like	Family
A, B	IPR017981	GPCR, family 2-like, 7TM	Domain
A, B	IPR001879	GPCR, family 2, extracellular hormone receptor domain	Domain
A, B	IPR003288	GPCR, family 2, growth hormone-releasing hormone receptor	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B	Pharos: Q02643	isolated growth hormone deficiency type IB isolated congenital growth hormone deficiency bone disease hypopituitarism Lipodystrophy due to Human immunodeficiency virus infection and antiretroviral therapy ovarian cancer colorectal cancer nephrolithiasis pituitary cancer osteogenesis imperfecta

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.