• Immunofluorescence analysis of L929 cells using KCNAB2 Rabbit polyclonal antibody (STJ118664) at dilution of 1:100. Secondary antibody: Cy3 Goat Anti-Rabbit IgG (H+L) at 1:500 dilution. Blue: DAPI for nuclear staining.
  • Western blot analysis of various lysates using KCNAB2 Rabbit polyclonal antibody (STJ118664) at 1:1000 dilution. Secondary antibody: HRP Goat Anti-Rabbit IgG (H+L) (STJS000856) at 1:10000 dilution. Lysates/proteins: 25 Mu g per lane. Blocking buffer: 3% nonfat dry milk in TBST. Detection: ECL Basic Kit. Exposure time: 180s.

Anti-KCNAB2 antibody (1-40) (STJ118664)

SKU:
STJ118664

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Host: Rabbit
Applications: WB/IF/ICC/ELISA
Reactivity: Mouse/Rat
Note: STRICTLY FOR FURTHER SCIENTIFIC RESEARCH USE ONLY (RUO). MUST NOT TO BE USED IN DIAGNOSTIC OR THERAPEUTIC APPLICATIONS.
Clonality: Polyclonal
Conjugation: Unconjugated
Isotype: IgG
Formulation: PBS with 0.01% Thimerosal, 50% Glycerol, pH 7.3.
Purification: Affinity purification
Concentration: Lot specific
Dilution Range: WB:1:500-1:1000
IF/ICC:1:50-1:200
ELISA:Recommended starting concentration is 1 Mu g/mL. Please optimize the concentration based on your specific assay requirements.
Storage Instruction: Store at-20°C for up to 1 year from the date of receipt, and avoid repeat freeze-thaw cycles.
Gene Symbol: KCNAB2
Gene ID: 8514
Uniprot ID: KCAB2_HUMAN
Immunogen Region: 1-40
Specificity: Recombinant fusion protein containing a sequence corresponding to amino acids 1-40 of human KCNAB2 (NP_003627.1).
Immunogen Sequence: MYPESTTGSPARLSLRQTGS PGMIYSTRYGSPKRQLQFYR
Tissue Specificity Detected in myelinated nerve fibers in the spinal cord, in the juxtaparanodal region of the nodes of Ranvier, but also in the paranodal region. Detected in hippocampus (at protein level). Detected in hippocampus.
Post Translational Modifications Phosphorylated by PRKCZ.may be regulated by incorporation in a complex composed of PRKCZ and SQSTM1.
Function Regulatory subunit of the voltage-gated potassium (Kv) Shaker channels composed of pore-forming and potassium-conducting alpha subunits and of regulatory beta subunits. The beta-2/KCNAB2 cytoplasmic subunit promotes potassium channel closure via a mechanism that does not involve physical obstruction of the channel pore. Promotes the inactivation of Kv1.4/KCNA4 and Kv1.5/KCNA5 alpha subunit-containing channels. Displays nicotinamide adenine dinucleotide phosphate (NADPH)-dependent aldoketoreductase activity by catalyzing the NADPH-dependent reduction of a wide range of aldehyde and ketone substrates. Substrate specificity includes methylglyoxal, 9,10-phenanthrenequinone, prostaglandin J2, 4-nitrobenzaldehyde, 4-nitroacetophenone and 4-oxo-trans-2-nonenal (in vitro, no physiological substrate identified yet). The binding of oxidized and reduced nucleotide alters Kv channel gating and may contribute to dynamic fine tuning of cell excitability. Contributes to the regulation of nerve signaling, and prevents neuronal hyperexcitability.
Protein Name Voltage-Gated Potassium Channel Subunit Beta-2
K(+ Channel Subunit Beta-2
Kv-Beta-2
Hkvbeta2
Database Links Reactome: R-HSA-1296072
Reactome: R-HSA-6798695
Cellular Localisation Cytoplasm
Membrane
Peripheral Membrane Protein
Cytoplasmic Side
Cell Membrane
Cell Projection
Axon
Synapse
Synaptosome
Cytoskeleton
Recruited To The Cytoplasmic Side Of The Cell Membrane Via Its Interaction With Pore-Forming Potassium Channel Alpha Subunits
Associates With Microtubules When Unphosphorylated
Alternative Antibody Names Anti-Voltage-Gated Potassium Channel Subunit Beta-2 antibody
Anti-K(+ Channel Subunit Beta-2 antibody
Anti-Kv-Beta-2 antibody
Anti-Hkvbeta2 antibody
Anti-KCNAB2 antibody
Anti-KCNA2B antibody
Anti-KCNK2 antibody

Information sourced from Uniprot.org

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