5II0 | pdb_00005ii0

Crystal structure of the human calcitonin receptor ectodomain in complex with a truncated salmon calcitonin analogue

External Resource: Annotation

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: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
C	HRM	e5ii0C1	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	e5ii0B1	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)
A	HRM	e5ii0A1	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)
C	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)
A	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	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
D, E, F	Calcitonin	calcitonin receptor binding protein binding binding signaling receptor binding G protein-coupled receptor binding hormone activity molecular function activator activity molecular function regulator activity signaling receptor regulator activity receptor ligand activity signaling receptor activator activity	-	cellular anatomical structure extracellular region extracellular space
A, B, C	Calcitonin receptor	amide binding amyloid-beta binding binding peptide binding calcitonin family receptor activity peptide receptor activity molecular transducer activity G protein-coupled receptor activity G protein-coupled peptide receptor activity signaling receptor activity transmembrane signaling receptor activity calcitonin receptor activity amylin receptor activity calcitonin gene-related peptide receptor activity amide binding amyloid-beta binding binding peptide binding calcitonin family receptor activity peptide receptor activity molecular transducer activity G protein-coupled receptor activity G protein-coupled peptide receptor activity signaling receptor activity transmembrane signaling receptor activity calcitonin receptor activity amylin receptor activity calcitonin gene-related peptide receptor activity calcitonin binding calcitonin family binding peptide hormone binding hormone binding	positive regulation of cytosolic calcium ion concentration biological regulation regulation of biological quality 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 positive regulation of cytosolic calcium ion concentration biological regulation regulation of biological quality 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 regulation of intracellular signal transduction intracellular signaling cassette regulation of calcium-mediated signaling positive regulation of calcium-mediated signaling signal transduction positive regulation of cellular process regulation of biological process regulation of signaling positive regulation of intracellular signal transduction regulation of response to stimulus calcium-mediated signaling regulation of cell communication cellular process positive regulation of signaling catabolic process negative regulation of biological process RNA metabolic process macromolecule catabolic process regulation of primary metabolic process nucleobase-containing compound metabolic process post-transcriptional regulation of gene expression regulation of RNA metabolic process regulation of mRNA catabolic process negative regulation of cellular process regulation of nucleobase-containing compound metabolic process RNA catabolic process negative regulation of macromolecule metabolic process regulation of biosynthetic process mRNA catabolic process negative regulation of metabolic process primary metabolic process regulation of macromolecule metabolic process regulation of catabolic process gene expression mRNA metabolic process macromolecule biosynthetic process nucleic acid metabolic process nucleobase-containing compound catabolic process regulation of mRNA stability regulation of gene expression negative regulation of gene expression biosynthetic process negative regulation of biosynthetic process negative regulation of macromolecule biosynthetic process regulation of RNA stability nucleic acid catabolic process metabolic process regulation of macromolecule biosynthetic process macromolecule metabolic process regulation of mRNA metabolic process regulation of metabolic process positive regulation of ERK1 and ERK2 cascade positive regulation of MAPK cascade regulation of MAPK cascade MAPK cascade ERK1 and ERK2 cascade regulation of ERK1 and ERK2 cascade positive regulation of macromolecule biosynthetic process positive regulation of metabolic process positive regulation of gene expression positive regulation of biosynthetic process positive regulation of macromolecule metabolic process amylin receptor 1 signaling pathway amylin receptor signaling pathway calcitonin family receptor signaling pathway G protein-coupled receptor signaling pathway regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction positive regulation of phosphatidylinositol 3-kinase/protein kinase B signal transduction phosphatidylinositol 3-kinase/protein kinase B signal transduction response to corticosteroid response to lipid response to hormone response to steroid hormone response to chemical response to endogenous stimulus response to glucocorticoid adenylate cyclase-activating G protein-coupled receptor signaling pathway adenylate cyclase-modulating G protein-coupled receptor signaling pathway response to oxygen-containing compound response to nitrogen compound response to amyloid-beta cell surface receptor signaling pathway calcitonin gene-related peptide receptor signaling pathway multicellular organismal process ossification amylin receptor 2 signaling pathway developmental process myeloid leukocyte differentiation cellular developmental process hemopoiesis cell development myeloid cell differentiation cell differentiation osteoclast differentiation anatomical structure development leukocyte differentiation positive regulation of cAMP/PKA signal transduction cAMP/PKA signal transduction regulation of cAMP/PKA signal transduction regulation of multicellular organismal process negative regulation of multicellular organismal process regulation of ossification negative regulation of ossification amylin receptor 3 signaling pathway	membrane-bounded organelle cell projection cellular anatomical structure organelle cilium plasma membrane bounded cell projection cell periphery plasma membrane membrane protein-containing complex amylin receptor complex plasma membrane protein complex amylin receptor complex 3 membrane protein complex membrane-bounded organelle cell projection cellular anatomical structure organelle cilium plasma membrane bounded cell projection cell periphery plasma membrane membrane protein-containing complex amylin receptor complex plasma membrane protein complex amylin receptor complex 3 membrane protein complex receptor complex plasma membrane signaling receptor complex G protein-coupled receptor complex calcitonin family receptor complex amylin receptor complex 2 amylin receptor complex 1 axon neuron projection acrosomal vesicle intracellular anatomical structure intracellular vesicle intracellular membrane-bounded organelle endomembrane system intracellular organelle cytoplasmic vesicle secretory granule secretory vesicle cytoplasm vesicle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
D, E, F	IPR001693	Calcitonin peptide-like	Domain
D, E, F	IPR021116	Calcitonin/adrenomedullin	Family
D, E, F	IPR021118	Calcitonin	Family
D, E, F	IPR018360	Calcitonin, conserved site	Conserved Site
D, E, F	IPR021117	Calcitonin-like	Family
A, B, C	IPR017983	GPCR, family 2, secretin-like, conserved site	Conserved Site
A, B, C	IPR001688	GPCR, family 2, calcitonin receptor	Family
A, B, C	IPR050332	G-protein coupled receptor 2	Family
A, B, C	IPR036445	GPCR family 2, extracellular hormone receptor domain superfamily	Homologous Superfamily
A, B, C	IPR000832	GPCR, family 2, secretin-like	Family
A, B, C	IPR017981	GPCR, family 2-like, 7TM	Domain
A, B, C	IPR001879	GPCR, family 2, extracellular hormone receptor domain	Domain
A, B, C	IPR003287	GPCR, family 2, calcitonin receptor family	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C	Pharos: P30988	osteoporosis hypercalcemia disease Bone mineral density quantitative trait locus 15 bone Paget disease malignant mesothelioma postmenopausal osteoporosis

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
D, E, F	4BF	Parent Component: TYR RESID: AA0176 PSI-MOD : L-4'-bromophenylalanine MOD:00185
D, E, F	LPD	Parent Component: PRO RESID: AA0176

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.