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P0608

Sigma-Aldrich

Anti-Potassium Channel SK3 (KCa3, Kcnn3, SKCa3) antibody produced in rabbit

affinity isolated antibody, lyophilized powder

Synonym(s):

Anti-KCa2.3, Anti-SK3, Anti-SKCA3, Anti-ZLS3, Anti-hSK3

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About This Item

MDL number:
UNSPSC Code:
12352203
NACRES:
NA.41

biological source

rabbit

Quality Level

conjugate

unconjugated

antibody form

affinity isolated antibody

antibody product type

primary antibodies

clone

polyclonal

form

lyophilized powder

species reactivity

rat, human

technique(s)

western blot (chemiluminescent): 1:200 using rat brain membranes

UniProt accession no.

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... KCNN3(3782)
rat ... Kcnn3(54263)

General description

The calcium-activated potassium ion channel (KCNN3) is a voltage-independent small-conductance calcium-activated potassium channel. It is abundantly expressed in the brain and central nervous system. Its predominant expression is seen in the hypothalamus. KCNN3 gene is located on human chromosome 1q21.3.

Immunogen

synthetic peptide corresponding to amino acids 2-21 of human potassium channel SK3. The epitope is highly homologous in rat.

Application

Anti-Potassium Channel SK3 (KCa3, KCNN3, SKCa3) antibody produced in rabbit has been used in western blot analysis (1:250) and immunohistochemical staining (1:50).

Biochem/physiol Actions

Anti-Potassium channel SK3 recognizes the SK3 protein in humans and rats by immunoblotting. Potassium channels contribute to maintaining cell volume, membrane potential, neuronal excitability, and the secretion of transmitters, salt, and hormones. It is extremely sensitive to changes in intracellular calcium levels, which are common during action potentials. KCNN3 helps to determine neuronal firing rates via the after-hyperpolarization. It is a migraine candidate susceptibility gene. Aberrations in the KCNN3 gene may trigger cortical spreading depression (CSD) and trigeminal sensitivity.

Physical form

Lyophilized at ~0.6 mg/ml from phosphate buffered saline, pH 7.4, containing 1% bovine serum albumin, and 0.05% sodium azide.

Disclaimer

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

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Storage Class Code

11 - Combustible Solids

WGK

WGK 2


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Hannah C Cox et al.
The journal of headache and pain, 12(6), 603-608 (2011-10-28)
The calcium-activated potassium ion channel gene (KCNN3) is located in the vicinity of the familial hemiplegic migraine type 2 locus on chromosome 1q21.3. This gene is expressed in the central nervous system and plays a role in neural excitability. Previous
Aurélie Chantôme et al.
Cancer research, 73(15), 4852-4861 (2013-06-19)
The SK3 channel, a potassium channel, was recently shown to control cancer cell migration, a critical step in metastasis outgrowth. Here, we report that expression of the SK3 channel was markedly associated with bone metastasis. The SK3 channel was shown
Maxime Guéguinou et al.
Oncotarget, 7(24), 36168-36184 (2016-04-23)
Barely 10-20% of patients with metastatic colorectal cancer (mCRC) receive a clinical benefit from the use of anti-EGFR monoclonal antibodies (mAbs). We hypothesized that this could depends on their efficiency to reduce Store Operated Calcium Entry (SOCE) that are known
Dieniffer Peixoto-Neves et al.
Proceedings of the National Academy of Sciences of the United States of America, 120(31), e2303238120-e2303238120 (2023-07-26)
Endothelial cells (ECs) line the lumen of all blood vessels and regulate functions, including contractility. Physiological stimuli, such as acetylcholine (ACh) and intravascular flow, activate transient receptor potential vanilloid 4 (TRPV4) channels, which stimulate small (SK3)- and intermediate (IK)-conductance Ca2+-activated
Po-Cheng Chang et al.
Journal of the American Heart Association, 2(1), e004713-e004713 (2013-03-26)
We previously reported that IKAS are heterogeneously upregulated in failing rabbit ventricles and play an important role in arrhythmogenesis. This study goal is to test the hypothesis that subtype 2 of the small-conductance Ca(2+) activated K(+) (SK2) channel and apamin-sensitive

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