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- Table of Contents
Facts about Piezo-type mechanosensitive ion channel component 1.
Plays a vital role in epithelial cell adhesion by maintaining integrin activation through R-Ras recruiting to the ER, most probably in its activated state, and subsequent stimulation of calpain signaling (PubMed:20016066). In the kidney, may contribute to the discovery of intraluminal pressure changes and to urine flow sensing.
Human | |
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Gene Name: | PIEZO1 |
Uniprot: | Q92508 |
Entrez: | 9780 |
Belongs to: |
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PIEZO (TC 1.A.75) family |
FAM38A; member A; membrane protein induced by beta-amyloid treatment; Mib; piezo-type mechanosensitive ion channel component 1
Mass (kDA):
286.79 kDA
Human | |
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Location: | 16q24.3 |
Sequence: | 16; NC_000016.10 (88715338..88785220, complement) |
Expressed in numerous tissues. In normal brain, expressed exclusively in neurons, not in astrocytes. In Alzheimer disease brains, expressed in about half of the activated astrocytes located around classical senile plaques. In Parkinson disease substantia nigra, not detected in melanin-containing neurons nor in activated astrocytes. Expressed in erythrocytes (at protein level).
Endoplasmic reticulum membrane; Multi-pass membrane protein. Endoplasmic reticulum-Golgi intermediate compartment membrane. Cell membrane; Multi-pass membrane protein. Cell projection, lamellipodium membrane. In erythrocytes, located in the plasma membrane (PubMed:22529292, PubMed:23479567). Accumulates at the leading apical lamellipodia of endothelial cells in response to shear stress (PubMed:25119035).
PMID: 16854388 by Satoh K., et al. A novel membrane protein, encoded by the gene covering KIAA0233, is transcriptionally induced in senile plaque-associated astrocytes.
PMID: 22529292 by Zarychanski R., et al. Mutations in the mechanotransduction protein PIEZO1 are associated with hereditary xerocytosis.