CHEK1 抗体 (AA 315-319)
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北京 101111
Quick Overview for CHEK1 抗体 (AA 315-319) (ABIN871612)
抗原
See all CHEK1 抗体适用
宿主
克隆类型
标记
应用范围
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抗原表位
- AA 315-319
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特异性
- The antibody detects endogenous level of total Chk1 protein.
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纯化方法
- Affinity purified
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免疫原
- Peptide sequence around AA 315-319 (S-S-S-Q-P) derived from Human Chk1. Antibodies were produced by immunizing rabbits with synthetic peptide and KLH conjugates.
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应用备注
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Western blotting: 1:500-1:1000
Immunohistochemistry: 1:50-1:100 -
限制
- 仅限研究用
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状态
- Liquid
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浓度
- 1 mg/mL
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缓冲液
- Phosphate buffered saline (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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储存条件
- 4 °C/-20 °C
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储存方法
- Store at -20 °C for long term preservation (recommended). Store at 4 °C for short term use.
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- CHEK1 (Checkpoint Kinase 1 (CHEK1))
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别名
- Chk1
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背景
- Chek1 is a protein kinase that inhibits mitotic entry after DNA damage, required for the DNA damage checkpoint and is strongly similar to murine Chek1. Checkpoint pathways control the order and timing of cell cycle transitions and ensure that critical events, such as DNA replication and chromosome segregation, are completed with high fidelity. The mouse and human proteins share 90% sequence identity through the protein kinase domains. The sequence of the 476-amino acid human Chek1 protein is 29%, 40%, and 44% identical to those of the fission yeast Chek1, C. elegans Chek1, and Drosophila 'grapes' (Grp) proteins, respectively. Chek1 is expressed ubiquitously as an approximately 2.4-kb mRNA, with the most abundant expression in thymus, testis, small intestine, and colon. The protein has altered mobility when isolated from cells treated with ionizing radiation, indicating that Chek1 is modified in response to DNA damage. In vitro, Chek1 directly phosphorylates a regulator of CDC2 tyrosine phosphorylation, CDC25C. In response to DNA damage, Chek1 phosphorylates and inhibits CDC25C, thus preventing activation of the CDC2-Cyclin-B complex and mitotic entry
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分子量
- 56 kDa
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基因ID
- 1111
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NCBI登录号
- NP_001107
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UniProt
- O14757
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途径
- p53 Pathway, Apoptosis, Cell Division Cycle, DNA Damage Repair
抗原
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