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- Table of Contents
Facts about Serine/threonine-protein kinase WNK4.
Regulates the activity of the thiazide-sensitive Na-Cl cotransporter, SLC12A3, by phosphorylation which appears to avoid membrane trafficking of SLC12A3. Also inhibits the renal K(+) channel, KCNJ1, through a kinase-independent mechanism by which it compels clearance of the protein in the cell surface by clathrin-dependent endocytosis.
Human | |
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Gene Name: | WNK4 |
Uniprot: | Q96J92 |
Entrez: | 65266 |
Belongs to: |
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protein kinase superfamily |
EC 2.7.11; EC 2.7.11.1; PHA2B; PRKWNK4protein kinase, lysine deficient 4; Protein kinase lysine-deficient 4; Protein kinase with no lysine 4; serine/threonine-protein kinase WNK4; WNK lysine deficient protein kinase 4
Mass (kDA):
134.739 kDA
Human | |
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Location: | 17q21.2 |
Sequence: | 17; NC_000017.11 (42779701..42797066) |
Expressed in kidney, colon and skin.
Cell junction, tight junction. Present exclusively in intercellular junctions in the distal convoluted tubule and in both the cytoplasm and intercellular junctions in the cortical collecting duct. WNK4 is part of the tight junction complex.
PMID: 11498583 by Wilson F.H., et al. Human hypertension caused by mutations in WNK kinases.
PMID: 11571656 by Verissimo F., et al. WNK kinases, a novel protein kinase subfamily in multi-cellular organisms.