EIF2AK2 抗体 (Thr451)
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Quick Overview for EIF2AK2 抗体 (Thr451) (ABIN197554)
抗原
See all EIF2AK2 抗体适用
宿主
克隆类型
标记
应用范围
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抗原表位
- Thr451
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特异性
- This antibody detects endogenous levels of total PKR protein.
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纯化方法
- Immunoaffinity Chromatography using epitope-specific immunogen.
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免疫原
- The antiserum was produced against synthesized non-phosphopeptide derived from human PKR around the phosphorylation site of threonine 451 (K-G-Tp-L-R).
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应用备注
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Immunofluorescence: 1/100approx. 1/200. Immunohistochemistry on Paraffin-Embedded Sections: 1/50-1/100.
Other applications not tested.
Optimal dilutions are dependent on conditions and should be determined by the user. -
限制
- 仅限研究用
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浓度
- 1.0 mg/mL
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缓冲液
- PBS (without Mg2+ and Ca2+), pH 7.4, 150 mM NaCl, 0.02 % Sodium Azide and 50 % Glycerol.
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储存液
- Sodium azide
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注意事项
- This product contains sodium azide: a POISONOUS AND HAZARDOUS SUBSTANCE which should be handled by trained staff only.
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注意事项
- Avoid repeated freezing and thawing.
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储存条件
- -20 °C
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储存方法
- Store the antibody (in aliquots) at -20 °C.
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- EIF2AK2 (Eukaryotic Translation Initiation Factor 2-alpha Kinase 2 (EIF2AK2))
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别名
- EIF2AK2 / PKR
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背景
- PKR is an interferon-inducible serine/threonine specific protein kinase. It is widely expressed in eukaryotic organisms and activated by double stranded RNA. Activation of PKR by dsRNAs leads to autophosphorylation at multiple sites. Phosphorylation of Thr446 and Thr451 in the PKR activation loop is required in vivo and in vitro for high level kinase activity. PKR phosphorylates its natural substrate, the alpha subunit of eukaryotic protein synthesis initiation factor 2 (EIF2 alpha), leading to the inhibition of protein synthesis. PKR is also involved in TLR signaling and mediates apoptosis in fibroblasts in response to viral infection and inflammatory cytokines, and also activates IKK and NFKB, thereby suppressing apoptosis. Recently, it has been reported that PKR also phosphorylates human p53 on serine 392. PKR might play a role in ER stress-induced apoptosis and in Alzheimer's disease. Alzheimer cases show prominent PKR activation in association with neuritic plaques and pyramidal neurons in the hippocampus and neocortex.Synonyms: Eukaryotic translation initiation factor 2-alpha kinase 2, Interferon-induced double-stranded RNA-activated protein kinase, PRKR, Protein kinase RNA-activated, eIF-2A protein kinase 2, p68 kinase
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基因ID
- 5610
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NCBI登录号
- NP_001129123
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UniProt
- P19525
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途径
- DNA Damage Repair, ER-Nucleus Signaling, Hepatitis C
抗原
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