Calcitonin receptor

Protein found in humans From Wikipedia, the free encyclopedia

The calcitonin receptor (CT) is a G protein-coupled receptor that binds the peptide hormone calcitonin and is involved in maintenance of calcium homeostasis,[5] particularly with respect to bone formation and metabolism.[6][7][8]

PDBOrtholog search: PDBe RCSB
AliasesCALCR, CRT, CT-R, CTR, CTR1, calcitonin receptor
Quick facts CALCR, Available structures ...
CALCR
Available structures
PDBOrtholog search: PDBe RCSB
Identifiers
AliasesCALCR, CRT, CT-R, CTR, CTR1, calcitonin receptor
External IDsOMIM: 114131; MGI: 101950; HomoloGene: 1320; GeneCards: CALCR; OMA:CALCR - orthologs
Orthologs
SpeciesHumanMouse
Entrez
Ensembl
UniProt
RefSeq (mRNA)

NM_001742
NM_001164737
NM_001164738

NM_001042725
NM_007588
NM_001355192
NM_001377018

RefSeq (protein)

NP_001158209
NP_001158210
NP_001733

NP_001036190
NP_031614
NP_001342121
NP_001363947

Location (UCSC)Chr 7: 93.42 – 93.57 MbChr 6: 3.69 – 3.76 Mb
PubMed search[3][4]
Wikidata
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CT works by activating the G-proteins Gs and Gq often found on osteoclasts, on cells in the kidney, and on cells in a number of regions of the brain.[9] It may also affect the ovaries in women and the testes in men.

The function of the CT receptor protein is modified through its interaction with Receptor activity-modifying proteins (RAMPs), forming the multimeric amylin receptors AMY1 (CT + RAMP1), AMY2 (CT + RAMP2), and AMY3 (CT+ RAMP3).[10]

Preclinical studies have suggested that dual amylin and calcitonin receptor agonists may be more effective than amylin receptor agonists for obesity and type II diabetes.[11]

Interactions

Structure of human calcitonin receptor-Gs complex. The transmembrane calcitonin receptor (blue) is bound to human calcitonin (red) and the Gs complex (yellow). PDB: 7TYO

Calcitonin receptor has been shown to interact with Apolipoprotein B[12][13] and LRP1.[14]

References

Further reading

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