Streptavidin Protein-PE
分子別名（Synonym）
Streptavidin,SA
表達區(qū)間及表達系統(tǒng)（Source）
Streptavidin-PE (STN-NP119) is expressed from E. coli cells.
蛋白結(jié)構(gòu)（Molecular Characterization）
This protein carries no "tag"
The protein has a calculated MW of 13.8 kDa.
偶聯(lián)（Conjugate）
PE
Excitation Wavelength: 488 nm / 561 nm
Emission Wavelength: 575 nm
應(yīng)用說明（Application）
Flow Cytometry
We also carry another Premium Grade Streptavidin Protein-PE (STN-NP117), which is produced under more rigorous quality control system that incorporates a comprehensive set of tests including sterility and endotoxin tests, and its performance is carefully validated and tested for compatibility for cell culture use or any other applications in the early preclinical stage.
內(nèi)毒素（Endotoxin）
Less than 1.0 EU per μg by the LAL method.
制劑（Formulation）
Lyophilized from 0.22 μm filtered solution in PBS, 1.5% BSA, 0.03% ProClin300, pH7.4 with trehalose as protectant.
Contact us for customized product form or formulation.
重構(gòu)方法（Reconstitution）
Please see Certificate of Analysis for specific instructions.
For best performance, we strongly recommend you to follow the reconstitution protocol provided in the CoA.
存儲（Storage）
For long term storage, the product should be stored at lyophilized state at -20°C or lower.
Please protect from light and avoid repeated freeze-thaw cycles.
This product is stable after storage at:
-20°C to -70°C for 24 months in lyophilized state;
-20°C for 6 months after reconstitution;
2-8 °C for 6 months under sterile conditions after reconstitution.
背景介紹
鏈霉親和素是一種從鏈霉菌中純化獲得的66KDa四聚體蛋白，對生物素具有高結(jié)合親和力，每個亞基可結(jié)合一個生物素分子。辣根過氧化物酶是一種44KDa的金屬糖蛋白酶。當(dāng)與底物共同孵育時，可產(chǎn)生顯色、熒光或化學(xué)發(fā)光衍生物，從而實現(xiàn)檢測與定量分析。HRP標記的鏈霉親和素廣泛應(yīng)用于生物素化蛋白的檢測與定量分析。
關(guān)鍵字： 鏈霉親和素;鏈霉親和素蛋白;Streptavidin重組蛋白;ACRO;百普賽斯;
百普賽斯集團ACROBiosystems Group（股票代碼：301080）是成立于2010年的跨國生物科技公司，是為全球生物醫(yī)藥、健康產(chǎn)業(yè)領(lǐng)域提供關(guān)鍵生物試劑產(chǎn)品及解決方案的行業(yè)平臺型基石企業(yè)。2021年在創(chuàng)業(yè)板上市。百普賽斯集團業(yè)務(wù)遍布全球，橫跨亞洲、北美洲、歐洲，在中國、美國、瑞士等12個城市設(shè)有辦公室、研發(fā)中心及生產(chǎn)基地。目前累計服務(wù)客戶超6000家，與全球Top 20醫(yī)藥企業(yè)均建立了長期、穩(wěn)定的合作伙伴關(guān)系。集團旗下?lián)碛衅放艫CROBiosystems百普賽斯、bioSeedin柏思薈、Condense Capital墾拓資本和ACRODiagnostics百斯醫(yī)學(xué)等。