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Aquaporin 2 (Ser261) Antibody

Applications

  • WB
  • IP
  • IHC
  • ICC

Reactivity

  • Human
  • Mouse
  • Rat

Predicted Reactivity

  • Dog
  • Bovine
  • Chicken
  • Non-Human Primate
Overview
Catalog # bs-70017R
Product Name Aquaporin 2 (Ser261) Antibody
Applications WB, IP, IHC, ICC
Specificity Specific for endogenous levels of the ~29 kDa AQP2 protein phosphorylated at Ser261. Also recognizes the glycosylated form of AQP2 at ~37 kDa. Immunolabeling is blocked by preadsorption with the phosphopeptide used as antigen, but not by the corresponding non-phosphopeptide.
Reactivity Human, Mouse, Rat
Predicted Reactivity Dog, Bovine, Chicken, Non-Human Primate
Specifications
Conjugation Unconjugated
Host Rabbit
Source Synthetic phospho-peptide corresponding to amino acid residues surrounding Ser261 of rat aquarporin 2, conjugated to keyhole limpet hemocyanin (KLH).
Modification Site Ser261
Clonality Polyclonal
Isotype IgG
Concentration Lot Dependent
Purification Antigen Affinity purification from Pooled whole antiserum
Storage Buffer 10 mM HEPES (pH 7.5), 150 mM NaCl, 100 µg per ml BSA and 50% glycerol.
Storage Condition Storage at -20°C is recommended, as aliquots may be taken without freeze/thawing due to presence of 50% glycerol. Stable for at least 1 year at -20°C.
Target
Gene ID 25386
Swiss Prot P34080
Synonyms ADH water channel antibody, AQP 2 antibody, AQP CD antibody, AQP-2 antibody, AQP-CD antibody, AQP2 antibody, AQP2_HUMAN antibody, AQPCD antibody, Aquaporin 2 collecting duct antibody, Aquaporin CD antibody, Aquaporin-2 antibody, Aquaporin-CD antibody, Aquaporin2 antibody, Aquaporine 2 antibody, Collecting duct water channel protein antibody, MGC34501 antibody, Water channel aquaporin 2 antibody, Water channel protein for renal collecting duct antibody, WCH CD antibody, WCH-CD antibody, WCHCD antibody
Background Aquaporin 2 (AQP2) is a hormonally regulated water channel located in the renal collecting duct. Mutations in the AQP2 gene cause hereditary nephrogenic diabetes insipidus in humans (Iolascon et al.,2007). A vasopressin induced cAMP increase results in the phosphorylation of AQP2 at serine-256 and its translocation from the intracellular vesicles to the apical membrane of principal cells (van Balkom et al., 2002). Recently, serine-261 has been identified as a novel phosphorylation site on AQP2 and levels of phosphorylated S261 have been shown to decrease with vasopressin treatment suggesting its involvement in vasopressin-dependent AQP2 trafficking (Hoffert et al., 2007)
Application Dilution
WB 1:300-5000
IP 1-2ug
IHC
ICC 1:100-500