IL-4 Protein (AA 25-153)
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北京 101111
Quick Overview for IL-4 Protein (AA 25-153) (ABIN1096954)
抗原
See all IL-4 (IL4) 蛋白蛋白类型
生物活性
宿主
资源
应用范围
纯度
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产品特性
- AA 25-153
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原理
- Recombinant Human Interleukin-4/IL-4 (E. coli)
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序列
- MHKCDITLQE IIKTLNSLTE QKTLCTELTV TDIFAASKNT TEKETFCRAA TVLRQFYSHH EKDTRCLGAT AQQFHRHKQL IRFLKRLDRN LWGLAGLNSC PVKEANQSTL ENFLERLKTI MREKYSKCSS
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产品特性
- Recombinant Human Interleukin-4/IL-4 is produced with our E. coli expression system. The target protein is expressed with sequence (His25-Ser153) of Human IL-4.
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过滤
- 0.2 μm filtered
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内毒素水平
- Less than 0.1 ng/μg (1 IEU/μg) as determined by LAL test
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Interleukin 4 (IL4) (AA 25-153) protein (His tag)
IL4 宿主: Cynomolgus 宿主: HEK-293 Cells Recombinant > 95 % as determined by Tris-Bis PAGE,> 95 % as determined by HPLC
Interleukin 4 (IL4) (AA 25-153) protein (His-Avi Tag,Biotin)IL4 宿主: 人 宿主: HEK-293 Cells Recombinant > 95 % as determined by Tris-Bis PAGE
Interleukin 4 (IL4) (AA 25-153) protein (His-Avi Tag)IL4 宿主: 人 宿主: HEK-293 Cells Recombinant > 95 % as determined by Tris-Bis PAGE
Interleukin 4 (IL4) (AA 23-140) (Active) proteinIL4 宿主: 小鼠 宿主: CHO Cells Recombinant > 95 % as analyzed by SDS-PAGE and HPLC. Active
Interleukin 4 (IL4) (AA 25-153) (Active) proteinIL4 宿主: 人 宿主: CHO Cells Recombinant > 95 % as analyzed by SDS-PAGE and HPLC. Active
Interleukin 4 (IL4) (AA 25-153) (Active) protein (His tag,AVI tag,Biotin)IL4 宿主: 人 宿主: HEK-293 Cells Recombinant >95 % as determined by SDS-PAGE. Active
Interleukin 4 (IL4) protein (His tag)IL4 宿主: 小鼠 宿主: 人细胞 Recombinant > 95 % as determined by SDS-PAGE
Interleukin 4 (IL4) (AA 25-153) (Active) protein (His tag)IL4 宿主: 人 宿主: 大肠杆菌（E. Coli） Recombinant Greater than 90 % as determined by SDS-PAGE. WB, ELISA Active
Interleukin 4 (IL4) (AA 63-153) protein (GST tag)IL4 宿主: 人 宿主: 小麦胚 Recombinant WB, ELISA, AA, AP
Interleukin 4 (IL4) (AA 25-153) protein (mFc Tag)IL4 宿主: 人 宿主: Mammalian Cells Recombinant The purity of the protein is greater than 95 % as determined by SDS-PAGE and Coomassie blue staining.
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说明
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Biological activity: ED50 is less than 2 ng/ml as determined by the dose-dependent stimulation of TF-1 cells.Specific Activity of 5.0 x 106 IU/mg.
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限制
- 仅限研究用
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状态
- Lyophilized
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溶解方式
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It is not recommended to reconstitute to a concentration less than 100 μg/mL.
Dissolve the lyophilized protein in ddH2O.
Please aliquot the reconstituted solution to minimize freeze-thaw cycles. -
缓冲液
- Lyophilized from a 0.2 μm filtered solution of 20 mM PB, 150 mM NaCl, pH 7.4.
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注意事项
- Always centrifuge tubes before opening. Do not mix by vortex or pipetting.
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储存条件
- 4 °C/-20 °C/-80 °C
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储存方法
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Lyophilized protein should be stored at < -20°C, though stable at room temperature for 3 weeks.
Reconstituted protein solution can be stored at 4-7°C for 2-7 days.
Aliquots of reconstituted samples are stable at < -20°C for 3 months. -
有效期
- 3 months
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- IL-4 (IL4) (Interleukin 4 (IL4))
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别名
- il-4
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背景
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Recombinant Human Interleukin-4 (IL-4) is a pleiotropic cytokine that regulates diverse T and B cell responses including cell proliferation, survival and gene expression. IL-4 is produced by mast cells, T cells, and bone marrow stromal cells. IL-4 regulates the differentiation of naive CD4+ T cells into helper Th2 cells, characterized by their cytokine-secretion profile that includes secretion of IL-4, IL-5, IL-6, IL-10, and IL-13, which favor a humoral immune response. Another dominant function of IL-4 is the regulation of immunoglobulin class switching to the IgG1 and IgE isotypes. Excessive IL-4 production by Th2 cells has been associated with elevated IgE production and allergic response.
Alternative Names: Recombinant Human Interleukin-4, IL-4, B-Cell Stimulatory Factor 1, BSF-1, Binetrakin, Lymphocyte Stimulatory Factor 1, Pitrakinra, IL4 -
分子量
- 15.1 kDa
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UniProt
- P05112
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途径
- JAK/STAT Signaling, Regulation of Leukocyte Mediated Immunity, Positive Regulation of Immune Effector Process, Production of Molecular Mediator of Immune Response, Proton Transport, Activated T Cell Proliferation
抗原
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