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SAB5702429

Sigma-Aldrich

Anti-53BP1 Antibody, clone 8Y3Y4, Rabbit Monoclonal

Synonym(s):

53BP1, TDRD30, TP53, p202, p53BP1

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About This Item

UNSPSC Code:
12352203
NACRES:
NA.46

biological source

rabbit

Quality Level

material

colorless

clone

8Y3Y4, monoclonal

form

liquid

mol wt

450 kDa

species reactivity

mouse, mouse

concentration

0.5 mg/mL

technique(s)

immunofluorescence: 1:50 - 1:200
immunohistochemistry: 1:50 - 1:200
western blot: 1:500 - 1:2000

color

colorless

isotype

IgG

immunogen sequence

MDPTGSQLDSDFSQQDTPCLIIEDSQPESQVLEDDSGSHFSMLSRHLPNLQTHKENPVLDVVSNPEQTAGEERGDGNSGFNEHLKENKVADPVDSSNLDT

UniProt accession no.

shipped in

wet ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... TP53BP1(7158)

General description

Double-strand break (DSB repair protein involved in response to DNA damage, telomere dynamics and class-switch recombination (CSR during antibody genesis. Plays a key role in the repair of double-strand DNA breaks (DSBs in response to DNA damage by promoting non-homologous end joining (NHEJ-mediated repair of DSBs and specifically counteracting the function of the homologous recombination (HR repair protein BRCA1. In response to DSBs, phosphorylation by ATM promotes interaction with RIF1 and dissociation from NUDT16L1/TIRR, leading to recruitment to DSBs sites. Recruited to DSBs sites by recognizing and binding histone H2A monoubiquitinated at ′Lys-15′ (H2AK15Ub and histone H4 dimethylated at ′Lys-20′ (H4K20me2, two histone marks that are present at DSBs sites. Required for immunoglobulin class-switch recombination (CSR during antibody genesis, a process that involves the generation of DNA DSBs. Participates in the repair and the orientation of the broken DNA ends during CSR (By similarity. In contrast, it is not required for classic NHEJ and V(DJ recombination (By similarity. Promotes NHEJ of dysfunctional telomeres via interaction with PAXIP1.

Immunogen

A synthetic peptide corresponding to a sequence within amino acids 1-100 of human 53BP1 (Q12888).
PBS with 0.02% sodium azide,0.05% BSA,50% glycerol,pH7.3.

Application

WB, IHC, IF/ICC

Storage Class Code

10 - Combustible liquids

WGK

WGK 1


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