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Product Name :
Recombinant Protein G (Freeze-Dried) 重组蛋白G(冻干)

Description :
FAQ COA 已发表文献 蛋白G是一种细菌蛋白来源于某些b-溶血性链球菌菌株的细胞壁它以高亲和力结合来自各种物种的各种类别和亚类的免疫球蛋白的 Fc部分蛋白G与来自人类小鼠和大鼠物种的所有IgG亚类结合它还与豚鼠兔山羊牛绵羊和马的总IgG结合蛋白G优先结合IgG的Fc部分但也可以结合Fab区域使其可用于纯化 IgG的 F(ab’)片段由于它对许多哺乳动物免疫球蛋白的Fc区具有亲和力因此蛋白G被认为是生物化学和免疫学中的通用试剂 本品在大肠杆菌中产生含有蛋白G的3个IgG结合区为确保IgG的最大特异性结合重组蛋白G中细胞壁结合区细胞膜结合区和白蛋白结合区已被去除减少了交叉反应和非特异性结合重组蛋白G广泛用作与树脂偶联的配体用作纯化多克隆或单克隆IgG抗体蛋白G结合各种人小鼠和大鼠IgG亚类例如人IgG1IgG2IgG3IgG4小鼠IgG2aIgG2bIgG3大鼠IgG2aIgG2c它还与来自牛山羊绵羊和兔子的总IgG结合详见附录1 产品性质 来源 E.coli 分子量 Approximately21.8 kDa 氨基酸序列 LPKTDTYKLI LNGKTLKGET TTEAVDAATA EKVFKQYAND NGVDGEWTYD DATKTFTVTE KPEVIDASEL TPAVTTYKLV INGKTLKGET TTEAVDAATA EKVFKQYAND NGVDGEWTYD DATKTFTVTE KPEVIDASEL TPAVTTYKLV INGKTLKGET TTKAVDAETA EKAFKQYAND NGVDGVWTYD DATKTFTVTE 280 nm处1个单位DO的浓度 0.728 mg/ml 外观 无菌过滤的白色冻干粉末 标签 无 > 96% by SDS-PAGE andHPLC analyses. 内毒素水平 0.1 EU/g of protein bytheLAL method. 配方 无添加剂冻干 复溶 蒸馏水或盐水溶解

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MedChemExpress (MCE) recombinant proteins include: cytokines, enzymes, growth factors, hormones, receptors, transcription factors, antibody fragments, etc. They are often essential for supporting cell growth, stimulating cell signaling pathways, triggering or inhibiting cell differentiation; and are useful tools for elucidating protein structure and function, understanding disease onset and progression, and validating pharmaceutical targets. At MedChemExpress (MCE), we strive to provide products with only the highest quality. Protein identity, purity and biological activity are assured by our robust quality control and assurance procedures.
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