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| 货号 (SKU) | 包装规格 | 是否现货 | 价格 | 数量 |
|---|---|---|---|---|
| rp184888-10μg |
10μg |
期货 ![]() |
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| rp184888-50μg |
50μg |
期货 ![]() |
| |
| rp184888-100μg |
100μg |
期货 ![]() |
| |
| rp184888-1mg |
1mg |
期货 ![]() |
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| 产品名称 | Recombinant Human ATR Protein |
|---|---|
| 别名 | 重组人ATR蛋白 | 重组人丝氨酸/苏氨酸蛋白激酶ATR蛋白 |
| 英文别名 | Ataxia telangiectasia and Rad3 related | Ataxia telangiectasia and Rad3-related protein | ATR | ATR_HUMAN | FCTCS | FRAP Related Protein 1 | FRAP-related protein 1 | FRP1 | MEC1 | MEC1 mitosis entry checkpoint 1 homolog | Protein kinase ATR | RAC3 | Rad3 |
| 规格或纯度 | 无载体, ≥90%(SDS-PAGE), 见COA |
| 生化机理 | Serine/threonine protein kinase which activates checkpoint signaling upon genotoxic stresses such as ionizing radiation (IR), ultraviolet light (UV), or DNA replication stalling, thereby acting as a DNA damage sensor. Recognizes the substrate consensus sequence [ST]-Q. Phosphorylates BRCA1, CHEK1, MCM2, RAD17, RPA2, SMC1 and p53/TP53, which collectively inhibit DNA replication and mitosis and promote DNA repair, recombination and apoptosis. Phosphorylates 'Ser-139' of histone variant H2AX/H2AFX at sites of DNA damage, thereby regulating DNA damage response mechanism. Required for FANCD2 ubiquitination. Critical for maintenance of fragile site stability and efficient regulation of centrosome duplication. Post-translational: Phosphorylated (PubMed:21144835). Autophosphorylation at Thr-1989 in response to DNA damage promotes interaction with TOPBP1 and activation of ATR (PubMed:21705319, PubMed:21777809). |
| 内毒素水平 | <1.0 EU/μg |
| 表达系统 | E. coli |
| 种属 | 人(Human) |
| 氨基酸 | 2353-2644 aa |
| 序列 | MHHHHHHAESRRRELHIRTYAVIPLNDECGIIEWVNNTAGLRPILTKLYKEKGVYMTGKELRQCMLPKSAALSEKLKVFREFLLPRHPPIFHEWFLRTFPDPTSWYSSRSAYCRSTAVMSMVGYILGLGDRHGENILFDSLTGECVHVDFNCLFNKGETFEVPEIVPFRLTHNMVNGMGPMGTEGLFRRACEVTMRLMRDQREPLMSVLKTFLHDPLVEWSKPVKGHSKAPLNETGEVVNEKAKTHVLDIEQRLQGVIKTRNRVTGLPLSIEGHVHYLIQEATDENLLCQMYLGWTPYM |
| 蛋白标签 | N-His |
| 无载体 | Yes |
| 无动物源 | No |
| Accession # | Q13535 |
| 来源 | 重组表达 |
| 预测分子量 | 34.5 kDa |
| SDS-PAGE | 30.9 kDa, under reducing conditions; 30.0 & 60.3 kDa, under non-reducing conditions. |
| 物理形态 | 冻干(Lyophilized) |
|---|---|
| 储存缓冲液 | Lyophilized from 20mM Tris, 500mM NaCl, 8M Urea, 166mM Imidazole, pH 8.0. |
| 浓度 | 见COA |
| 复溶 | We recommend that this vial be briefly centrifuged prior to opening to bring the contents to the bottom. Reconstitute at 1.0 mg/mL in sterile distilled water. Stock solutions should be apportioned into working aliquots and stored at ≤ -20 °C. Further dilutions should be made in appropriate buffered solutions. |
| 储存温度 | -20°C储存,避免反复冻融 |
| 运输条件 | 超低温冰袋运输 |
| 稳定性与储存 | Store at -20°C for 1 year. Avoid freeze/thaw cycle. |
| 分子类型 | 蛋白质 |
Recombinant Human ATR Protein (rp184888) - SDS-PAGE
3 μg/lane of Recombinant Human ATR Protein was resolved with SDS-PAGE under reducing (R) and non-reducing (N) conditions and visualized by Coomassie® Blue staining, showing a band at 30.9 kDa under reducing conditions and 30.0 & 60.3 kDa under non-reducing conditions.
ATR Protein can form homodimers through its C-terminal domain, without the involvement of ATRIP (PMID: 35721505).