KCNJ1, Recombinant, Human, aa178-391, His-Tag (ATP-sensitive Inward Rectifier Potassium Channel 1)

Catalog No : USB-373904
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Product name KCNJ1, Recombinant, Human, aa178-391, His-Tag (ATP-sensitive Inward Rectifier Potassium Channel 1)
Catalog No USB-373904
Supplier’s Catalog No 373904
Supplier US Biologicals
Source antigen Recombinant, E. coli
Reactivity
Cross reactivity
Applications
Molecular weight 28.3
Storage -20°C
Other names
Grade Purified
Purity ~90% (SDS-PAGE)
Form Supplied as a liquid in Tris, 50% glycerol.
Reactivity life 6 months
Note For reserch purpose only
Purity ~90% (SDS-PAGE)
Description In the kidney, probably plays a major role in potassium homeostasis. Inward rectifier potassium channels are characterized by a greater tendency to allow potassium to flow into the cell rather than out of it. Their voltage dependence is regulated by the concentration of extracellular domain potassium; as external potassium is raised, the voltage range of the channel opening shifts to more positive voltages. The inward rectification is mainly due to the blockage of outward current by internal magnesium. This channel is activated by internal ATP and can be blocked by external barium. Source: Partial recombinant protein corresponding to aa178-391 from human KCNJ1, fused to His-Tag at N-terminal, expressed in E. coli. Molecular Weight: ~28.3kD AA Sequence: ILAKISRPKKRAKTITFSKNAVISKRGGKLCLLIRVANLRKSLLIGSHIYGKLLKTTVTPEGETIILDQININFVVDAGNENLFFISPLTIYHVIDHNSPFFHMAAETLLQQDFELVVFLDGTVESTSATCQVRTSYVPEEVLWGYRFAPIVSKTKEGKYRVDFHNFSKTVEVETPHCAMCLYNEKDVRARMKRGYDNPNFILSEVNETDDTKM Storage and Stability: May be stored at 4°C for short-term only. Aliquot to avoid repeated freezing and thawing. Store at -20°C. Aliquots are stable for 6 months after receipt at -20°C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.