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MilliporeSigma

SAB4300121

Sigma-Aldrich

Anti-phospho-CHEK2 (pSer516) antibody produced in rabbit

affinity isolated antibody

Synonym(s):

Anti-CDS1 antibody produced in rabbit, Anti-CHK2 antibody produced in rabbit, Anti-CHK2 checkpoint homolog (S. pombe) antibody produced in rabbit, Anti-HuCds1 antibody produced in rabbit, Anti-LFS2 antibody produced in rabbit

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About This Item

UNSPSC Code:
12352203
NACRES:
NA.41
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biological source

rabbit

Quality Level

conjugate

unconjugated

antibody form

affinity isolated antibody

antibody product type

primary antibodies

clone

polyclonal

form

buffered aqueous solution

mol wt

~62 kDa

species reactivity

human

concentration

1 mg/mL

technique(s)

western blot: 1:500-1:1000

isotype

IgG

immunogen sequence

(Q-P-SP-T-S)

NCBI accession no.

UniProt accession no.

shipped in

wet ice

storage temp.

−20°C

target post-translational modification

phosphorylation (pSer516)

Gene Information

human ... CHEK2(11200)

General description

In response to DNA damage and replication blocks, cell cycle progression is halted through the control of critical cell cycle regulators. The protein encoded by Chk2 gene is a cell cycle checkpoint regulator and putative tumor suppressor. It contains a forkhead-associated protein interaction domain essential for activation in response to DNA damage and is rapidly phosphorylated in response to replication blocks and DNA damage. When activated, the encoded protein is known to inhibit CDC25C phosphatase, preventing entry into mitosis, and has been shown to stabilize the tumor suppressor protein p53, leading to cell cycle arrest in G1. In addition, this protein interacts with and phosphorylates BRCA1, allowing BRCA1 to restore survival after DNA damage. Mutations in this gene have been linked with Li-Fraumeni syndrome, a highly penetrant familial cancer phenotype usually associated with inherited mutations in TP53. Also, mutations in this gene are thought to confer a predisposition to sarcomas, breast cancer, and brain tumors. This nuclear protein is a member of the CDS1 subfamily of serine/threonine protein kinases. Three transcript variants encoding different isoforms have been found for this gene.

Immunogen

Peptide sequence around phosphorylation site of serine 516 (Q-P-S(p)-T-S), according to the protein CHEK2.

Features and Benefits

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Physical form

Solution in phosphate-buffered saline containing 0.02% sodium azide and 50% glycerol

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Storage Class

10 - Combustible liquids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


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Xiu-Feng Gong et al.
Experimental cell research, 362(2), 378-385 (2017-12-07)
MicroRNAs (miRNAs) play critical roles in breast cancer cell biological processes, including proliferation and apoptosis by inhibiting the expression of their target genes. Herein, we reported that miR-630 overexpression initiates apoptosis, blocks cell cycle progression and suppresses cell proliferation in
Qiu-Xia Liang et al.
Cell death & disease, 9(5), 508-508 (2018-05-05)
Premature ovarian failure (POF), a major cause of female infertility, is a complex disorder, but the molecular mechanisms underlying the disorder are only poorly understood. Here we report that protein kinase CK2 contributes to maintaining follicular survival through PI3K/AKT pathway
Yongzhu Lv et al.
The Korean journal of physiology & pharmacology : official journal of the Korean Physiological Society and the Korean Society of Pharmacology, 22(6), 617-625 (2018-11-08)
Neddylation is a post-translational protein modification process. MLN4924 is a newly discovered pharmaceutical neddylation inhibitor that suppresses cancer growth with several cancer types. In our study, we first investigated the effect of MLN4924 on colon cancer cells (HCT116 and HT29).
Helga B Landsverk et al.
Nucleic acids research, 47(4), 1797-1813 (2018-12-13)
Ataxia telangiectasia mutated and Rad3-related (ATR) kinase is a key factor activated by DNA damage and replication stress. An alternative pathway for ATR activation has been proposed to occur via stalled RNA polymerase II (RNAPII). However, how RNAPII might signal
Darawalee Wangsa et al.
FASEB journal : official publication of the Federation of American Societies for Experimental Biology, 32(7), 3502-3517 (2018-02-18)
A considerable proportion of tumors exhibit aneuploid karyotypes, likely resulting from the progressive loss of chromosomes after whole-genome duplication. Here, by using isogenic diploid and near-tetraploid (4N) single-cell-derived clones from the same parental cell lines, we aimed at exploring how

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