MWELRSIAFSRAVLAEFLATLLFVFFGLGSALQWASSPPSVLQIAVAFGLGIGILVQALGHVSGAHINPAVTVACLVGCHVSFLRAAFYVAAQLLGAVAGAAILHEITPVEIRGDLAVNALHNNATAGQAVTVELFLTMQLVLCIFASTDERRGDNLGSPALSIGFSVTLGHLLGIYFTGCSMNPARSLAPAVVTGKFDDHWVFWIGPLVGAIIGSLLYNYLLFPSAKSLQERLAVLKGLEPDTDWEEREVRRRQSVELHSPQSLPRGSKA
Note: The complete
sequence may include tag sequence, target protein sequence, linker sequence and extra sequence that is
translated with the protein sequence for the purpose(s) of secretion, stability, solubility, etc.
If the exact amino acid sequence of this recombinant protein is critical to your application,
please explicitly request the full and complete sequence of this protein before ordering.
Mol. Weight
30.4 kDa
Protein Length
Full Length
Tag Info
N-terminal 10xHis-tagged
The tag type will be determined during production process. If you have specified tag type, please tell us and we will develop the specified tag preferentially.
Buffer
If the delivery form is liquid, the default storage buffer is Tris/PBS-based buffer, 5%-50% glycerol. If the delivery form is lyophilized powder, the buffer before lyophilization is Tris/PBS-based buffer, 6% Trehalose.
Reconstitution
We recommend that this vial be briefly centrifuged prior to opening to bring the contents to the bottom. Please reconstitute protein in deionized sterile water to a concentration of 0.1-1.0 mg/mL.We recommend to add 5-50% of glycerol (final concentration) and aliquot for long-term storage at -20°C/-80°C. Our default final concentration of glycerol is 50%. Customers could use it as reference.
Forms a water-specific channel that provides the plasma membranes of renal collecting duct with high permeability to water, thereby permitting water to move in the direction of an osmotic gradient. Plays an essential role in renal water homeostasis.
Gene References into Functions
AQP2 is crucial for the activation of SK3 by TRPV4, leading to hyperpolarization of the plasma membrane.PMID:29243846
AQP2 expression is markedly increased in kidneys following chronic stress.PMID:30021346
Low AQP2 expression is associated with hypertension.PMID:30009821
ezrin facilitates AQP2 endocytosis, thus linking the dynamic actin cytoskeleton network with AQP2 trafficking.PMID:28754689
Results provide evidence that NHE2 and AQP2 work in coordination as part of the cellular device that regulates collecting duct cell cycle progression.PMID:27191152
The results of this study using multiple approaches and 2 different animal models of hypercalcemia revealed that autophagic degradation of a specific set of proteins including AQP2 was observed at the early onset of nephrogenic diabetes insipidus.PMID:28139295
PP2C activity is required for S261 AQP2 dephosphorylation upon vasopressin stimulation, which occurs independently of S256 phosphorylation.PMID:28381458
aquaporin-2 regulates serine/threonine phosphatases in renal collecting ductPMID:27784696
These results suggest that Ser-261 phospho-regulation is involved in pS256- and pS269-mediated AQP2 apical translocation.PMID:28668390
These results provide the direct evidence that the Ser-261 dephosphorylation is involved in the pS256- and pS269-related AQP2 regulation.PMID:27889609
Upregulation of AQP-2 in the distal colon is found in cirrhotic rats with ascites. Tolvaptan inhibits its expression and may decrease water reabsorption and induce diarrhea.PMID:27022218
Data show that enhanced autophagic degradation of proteins, most notably including aquaporin-2 (AQP2), is an early event in hypokalemia-induced nephrogenic diabetes insipidus (NDI).PMID:26674602
Remote ischemic perconditioning prevents dysregulation of renal water and salt handling via regulation of AQP2 expression and phosphorylation as well as via regulation of Na-K-ATPase expression in I/R rat kidneys.PMID:27405971
the activation of CaSR in the collecting duct prevents the cyclic AMP-dependent increase in AQP2-phosphorylation at S256 and water permeability, counteracting the short-term vasopressin response.PMID:25977473
Therefore, we suggest that there is a regional heterogeneity of regulation of renal NPRs, TonEBP, and APQ-2 mRNA in acute kidney injury .PMID:25858778
increased expression in facial nerve following crush injuryPMID:25762220
AVP-induced increase in AQP2 is blunted in heart failure during cardiac remodeling and is associated with decreased AT1R abundance in rat kidney.PMID:25658446
Suggest ERalpha in mediates the inhibitory effect of estradiol on AQP2 expression in collecting ducts.PMID:26062878
Exercise training decreased AQP-2 and beta-tubulin protein expression.PMID:21251048
The direct renin inhibitor aliskiren increased water channel AQP2 expression in obstructed kidneys of UUO mice, at least partially by preventing NLRP3 inflammasome activation in association with ureteral obstruction.PMID:25694485
Reduced activity of PP2A, secondary to reduced intracellular Ca2+ levels, promotes AQP2 trafficking independently of the arginine vasopressin-protein kinase A axis.PMID:24700872
Developed a systematic procedure for identifying new compounds that modulate AQP2 trafficking using high throughput screening, in vitro assays in cells/kidney slices, and in vivo testing in an animal model.PMID:24944200
The data demonstrate that VACM-1 is involved in the regulation of AQP2 protein concentration and may play a role in regulating water balance.PMID:23171819
It is a water channel and its abnormal gene expression in kidney causes a disorder of urine concentrating ability.PMID:24531898
These data suggest that an increased plasma level of vasopressin promoted the excretion of urinary exosomal AQP2 and that urine alkalinization also increased it independently of vasopressin.PMID:23986519
Hypothyroidism contributes in a differential way to aging-induced changes in renal function, and medullary NO and AQP2 would be implicated in maintaining water homeostasis.PMID:23706747
An increase in cell proliferation is observed in renal cells expressing AQP2.PMID:22786728
Antidiuretic hormone might play an important role in controlling the expression of AQP-2 in the endolymphatic sac and kidney.PMID:15338864
Emodin can inhibit the genetic transcription and translation of AQP2 gene in NRK cells.PMID:21038660
Protein expression of AQP2 was significantly lower after ovariectomy and was restored to the control levels after 17beta-estradiol treatment. This suggests that AQPs may have a role in detrusor overactivity that occurs with hormonal alteration in female rat.PMID:21479884
Our data provide evidence of a novel association between TRPV4 and AQP2 that is involved in the activation of TRPV4 by hypotonicity and regulation of cellular response to the osmotic stressPMID:21938744
Report age-related changes in expression of renal AQP2 in response to congenital, partial, unilateral ureteral obstruction in rats.PMID:22028046
Report AQP2 up-regulation in the solitary kidney in response to partial ureteral obstruction in neonatal rats.PMID:21677414
Data suggest that EP2 and EP4 agonists increase AQP2 phosphorylation and trafficking, likely through different signaling pathways.PMID:21768374
Simvastatin -induced membrane accumulation of AQP2 in cultured cells and kidney slices in vitro is mainly due to reduced endocytosis rather than increased exocytosis.PMID:21511701
downregulation of AQP2 could in part be caused by degradation of AQP2 through a lysosomal degradation pathwayPMID:21525134
AQP2 was mainly localized to the type II, IV, and V fibrocyte of the spiral ligament of the inner ear. Interaction between AQP1, AQP2 and AF might be possible.PMID:17628981
KCC1 affects water transport solely by K(+) extrusion. Intracellular K(+) retention conceivably leads to cell swelling, followed by an increased rate of endocytic AQP2 retrieval from the apical membrane.PMID:21112289
Elevation of cAMP increased AQP2 protein levels within 30 minutes in primary inner medullary collecting duct cells.PMID:20724536
AQP2 expression facilitates cell swelling or shrinkage leading to the activation of channels necessary to the control of cell proliferatio and apoptosis.PMID:20432437
Upregulation of AQP2 expression is maintained dependent upon non-suppressible release of arginine vasopressin in rats with glucocorticoid deficiency. AQP2 plays a crucial role in impairment of water excretion in aged rats with glucocorticoid deficiency.PMID:19040709
These results demonstrate that NSAIDs decrease AQP2 protein abundance, particularly during adaptation during dehydration.PMID:20130117
The results indicate that COX-2 inhibition does not mimic ANG II receptor (AT1R) blockade-mediated effects and that AT1R-mediated AQP2 regulation in the postobstructed kidney collecting duct is independent of COX-2 induction.PMID:20107111
These studies suggest that Ser269 phosphorylation may be a more consistent indicator of vasopressin action and AQP2 membrane abundance than is Ser256 phosphorylation.PMID:20089674
delineates induction and degradation mechanisms of AQP2 endogenously expressed by a renal collecting duct principal cell linePMID:11782489
Aquaporin-2 transcription is differentially regulated by dietary salt in Sprague-Dawley and Dahl SS/Jr ratsPMID:12176047
by elevated effective osmolality (tonicity) is crucial for the expression of AQP2 in inner medullary cells of the kidneyPMID:12388395
AQP2-bearing vesicles are a unique intracellular compartment distinct from the endoplasmic reticulum, Golgi apparatus, trans-Golgi network and lysosome. Endosomes might be involved in the trafficking of AQP2.PMID:12422412
cAMP initiates an early step, namely the transport of AQP2-bearing vesicles towards the plasma membrane. The data do not support a regulatory function for Ca(2+) in the AQP2 shuttle.PMID:12524527
The expression of the collecting duct water channel AQP2, p-AQP2 and AQP3 was significantly downregulated after hemorrhagic shock (HS), which may play an important role in the impaired urinary concentrating ability in HS-induced acute renal failure.PMID:14605277