immunoprecipitation (IP): 2.5-5 μg using lysates of HEK-293T cells indirect immunofluorescence: 1.25-2.5 μg/mL using paraformaldehyde fixed HeLa cells western blot: 0.5-1 μg/mL using lysates of HEK-293T cells
CstF is a heterodimer consisting of subunits of 50, 64 and 77 kDa referred to as CSTF1, CSTF2 and CSTF3, respectively. CSTF3 contains 12 HAT repeats followed by a proline-rich segment. CSTF3 also interacts directly with the RNA polymerase II CTD.
Application
Anti-CSTF3 (C-terminal) antibody produced in rabbit is suitable for immunoprecipitation at a working concentration of 2.5-5 μg using lysates of HEK-293T cells, indirect immunofluorescence at 1.25-2.5 μg/mL using paraformaldehyde fixed HeLa cells and western blotting at 0.5-1 μg/mL using lysates of HEK-293T cells.
Biochem/physiol Actions
The cleavage stimulatory factor (CstF) is a part of the mammalian mRNA 3′ end processing complex and interacts with a less-conserved G/U-rich sequence situated downstream of the cleavage site. CSTF3 bridges CSTF1 and CSTF2 during the assembly of the CstF complex and is required for proper 3′-end cleavage.
Physical form
Solution in 0.01 M phosphate buffered saline, pH 7.4, containing 15 mM sodium azide.
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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.
Microbiology and molecular biology reviews : MMBR, 63(2), 405-445 (1999-06-05)
Formation of mRNA 3' ends in eukaryotes requires the interaction of transacting factors with cis-acting signal elements on the RNA precursor by two distinct mechanisms, one for the cleavage of most replication-dependent histone transcripts and the other for cleavage and
Cellular and molecular life sciences : CMLS, 65(7-8), 1099-1122 (2007-12-26)
Most eukaryotic mRNA precursors (premRNAs) must undergo extensive processing, including cleavage and polyadenylation at the 3'-end. Processing at the 3'-end is controlled by sequence elements in the pre-mRNA (cis elements) as well as protein factors. Despite the seeming biochemical simplicity
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