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SRP2080

Sigma-Aldrich

BRCA1 human

recombinant, expressed in insect cells, ≥70% (SDS-PAGE)

Synonym(s):

BRCAI, BRCC1, BROVCA1, IRIS, PNCA4, PSCP, RNF53

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About This Item

UNSPSC Code:
12352200
NACRES:
NA.26

biological source

human

recombinant

expressed in insect cells

Assay

≥70% (SDS-PAGE)

form

frozen liquid

mol wt

~209 kDa

packaging

pkg of 20 μg

storage condition

avoid repeated freeze/thaw cycles

concentration

350 μg/mL

color

clear
colorless

NCBI accession no.

UniProt accession no.

shipped in

dry ice

storage temp.

−70°C

Gene Information

human ... BRCA1(672)

Biochem/physiol Actions

The human BRCA1, the product of breast and ovarian cancer gene 1, is a hyperphosphorylated protein functioning as a tumor suppressor involved in both transcription regulation and DNA repair. BRCA1 associates with RAD51 and has shown to be required for transcription-coupled repair of DNA damage as well as for the repair of chromosomal double-strand breaks. Association with a human SWI/SNF-related complex has recently suggested a potential role of BRCA1 in linking chromatin remodeling to breast cancer.

Physical form

Clear and colorless frozen liquid solution

Preparation Note

Use a manual defrost freezer and avoid repeated freeze-thaw cycles. While working, please keep sample on ice.

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

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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S K Sharan et al.
Nature, 386(6627), 804-810 (1997-04-24)
Inherited mutations in the human BRCA2 gene cause about half of the cases of early-onset breast cancer. The embryonic expression pattern of the mouse Brca2 gene is now defined and an interaction identified of the Brca2 protein with the DNA-repair
Corinne Chabalier-Taste et al.
Oncotarget, 7(3), 2269-2283 (2016-01-09)
Accurate repair of DNA double-strand breaks (DSB) caused during DNA replication and by exogenous stresses is critical for the maintenance of genomic integrity. There is growing evidence that the Polo-like kinase 1 (Plk1) that plays a number of pivotal roles
E Maldonado et al.
Nature, 381(6577), 86-89 (1996-05-02)
We report here the isolation of a human RNA polymerase II complex containing a subset of the basal transcription factors and the human homologues of the yeast SRB (for suppressors of RNA polymerase B) proteins. The complex contains transcriptional coactivators
R Scully et al.
Proceedings of the National Academy of Sciences of the United States of America, 94(11), 5605-5610 (1997-05-27)
The familial breast-ovarian tumor suppressor gene product BRCA1 was found to be a component of the RNA polymerase II holoenzyme by several criteria. BRCA1 was found to copurify with the holoenzyme over multiple chromatographic steps. Other tested transcription activators that

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