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- 详细信息
- 文献和实验
- 技术资料
- 库存:
1000
- 英文名:
Recombinant Leucine Rich Repeats And Death Domain Containing Protein (LRDD)
- 保质期:
12个月
- 供应商:
上海再康
- 保存条件:
-20℃
| Organism species | Rattus norvegicus (Rat) |
| Product No. | |
| Source | Prokaryotic expression |
| Host | E.coli |
| Purity | > 95% |
| UOM | 50ug |
| Predicted Molecular Mass | 31.7kDa |
| Concentration | n/a |
| Applications | SDS-PAGE; WB; ELISA; IP. |
| Endotoxin Level | <1.0EU per 1µg (determined by the LAL method) |
| Residues | Glu668~Ala917 with two N-terminal Tags, His-tag and T7-tag |
| Formulation | Supplied as lyophilized form in PBS, pH7.4, containing 5% trehalose, 0.01% sarcosyl. |
EMF EGEKFFAAFE RGIDVDADRP DCVDGRICFV FYSHLKNMKE VYITTALDRE AQDVRGQVSF YRGSLPMEVP EEAEAARRRK GTDALWMATL PIKLPRLRGA QGSGQGTDFS LMPLNLGDAE TGFLTQSNLL SVASRLGSDW PTVALHLGMP YRKLQRIRHE FRDDLDGQIR HMLFSWAESQ TGQPGAVGHL VQALEQSDRQ DVAEEVRAIL ELGRHKYQDS IRRTGLAPED STLPSTSALQ NPESAQA
Stability Test: The thermal stability is described by the loss rate of the target protein. The loss rate was determined by accelerated thermal degradation test, that is, incubate the protein at 37oC for 48h, and no obvious degradation and precipitation were observed. (Referring from China Biological Products Standard, which was calculated by the Arrhenius equation.) The loss of this protein is less than 5% within the expiration date under appropriate storage condition.
Protein bands: 10kDa, 14kDa, 18kDa, 22kDa, 26kDa, 33kDa, 44kDa and 70kDa.
Double intensity bands: The 26kDa, 18kDa, 10kDa bands are at double intensity to make location and size approximation of proteins of interest quick and easy.
Ready-to-use: No need to heat, dilute or add reducing agents before use.
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文献和实验近年来,重组蛋白的应用有了显著增长,与此同时,用于重组蛋白表达和纯化的技术和产品也得以增长。自从亲和标签融合技术出现以来,多种多样的短肽或蛋白亲和标签极大地方便了外源表达重组蛋白的分离与蛋白质复合体的纯化,已成为蛋白质研究领域不可或缺的工具。多聚组氨酸标签(His-tag)是目前高通量蛋白纯化最普遍使用的亲和标签,His 标签融合蛋白的固定化金属离子亲和层析(immobilized metal-ion affinity chromatography, IMAC)被作为主要的蛋白纯化方法。从重组蛋白
,但AtaGenix拥有的丰富实战经验,如高效的毕赤酵母感受态细胞制备,简便的pcr阳性克隆验证方法,高通量的表达测试,严格的无菌操作规范等则是我们的客户能实实在在感受到的。 最后,提高蛋白在酵母系统中的表达量有很多种方法。DNA-转录-翻译-翻译后加工整个表达环节都能影响外源蛋白的表达。分析外源蛋白性质、构建多拷贝质粒(基因串联表达、重复转化等)、选择不同种类的启动子(pAOX、pGAP 等)、采用不同信号肽(载体信号肽或自身信号肽)、增加产物稳定性(培养基中加PMSF,蛋白水解物等)、优化培养
,将上清液转入到新的离心管中。 9.为了增加融合蛋白产量,重复步骤8洗脱1~2次。 10.洗脱蛋白后的磁珠按再生方法处理。 (1). 用5倍净磁珠体积的0.1M EDTA pH8.0,含0.5M NaCl重悬磁珠,室温摇动1分钟后,插入磁座至溶液澄清,弃上清。 (2). 用5倍净磁珠体积的2M NaCl重悬磁珠,室温摇动1分钟后,插入磁座至溶液澄清,弃上清。 (3). 用5倍净磁珠体积的1M NaOH重悬磁珠,室温摇动5分钟后,插入磁座至溶液澄清,弃上清。 (4). 重复步骤3两次。
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