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14-920-M

Sigma-Aldrich

CLK1, active

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About This Item

UNSPSC Code:
12352200
eCl@ss:
32160405
NACRES:
NA.41

biological source

human

Quality Level

100
300

mol wt

Mw 45 kDa

manufacturer/tradename

Upstate®

technique(s)

activity assay: suitable (kinase)

NCBI accession no.

UniProt accession no.

General description

CLK1 is a dual specificity kinase acting on both serine/threonine and tyrosine-containing substrates. Phosphorylates serine- and arginine-rich (SR) proteins of the spliceosomal complex and may be a constituent of a network of regulatory mechanisms that enable SR proteins to control RNA splicing. Phosphorylates: SRSF1, SRSF3 and PTPN1. Regulates the alternative splicing of tissue factor (F3) pre-mRNA in endothelial cells and adenovirus E1A pre-mRNA.
Product Source: N-terminal 6His-tagged, recombinant, human CLK1, amino acids 130-end expressed by baculovirus in Sf21 insect cells

Biochem/physiol Actions

Target Sub-Family: CMGC

Packaging

Also available in 250μg size as catalog # 14-920M and in bulk as catalog # 14-920-K.

Quality

Routinely evaluated by phosphorylation of peptide ERMRPRKRQGSVRRRV

Physical form

50mM Tris/HCl pH7.5, 300mM NaCl, 0.1mM EGTA, 0.03% Brij-35, 270mM sucrose, 1mM benzamidine, 0.2mM PMSF, 0.1% 2-mercaptoethanol
Purified using immobilized metal affinity chromatography.

Storage and Stability

6 months at -70°C

Other Notes

For Specific Activity data, refer to the Certificate of Analysis for individual lots of this enzyme.

Legal Information

UPSTATE is a registered trademark of Merck KGaA, Darmstadt, Germany

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.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Skin Sens. 1

Storage Class Code

12 - Non Combustible Liquids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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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