英文名稱:FITC-Streptavidin,Fluorescein-Streptavidin
中 文 名:熒光素標(biāo)記鏈霉親和素,FITC標(biāo)記的鏈霉親和素。
Excitation Laser:Blue Laser (488 nm)
一種綠色熒光標(biāo)記的鏈霉親和素,吸收波長(zhǎng)為488nM,發(fā)射波長(zhǎng)為510nM。
Description:
Streptavidin binds to biotin with high affinity. Streptavidin-fluorescein isothiocyanate (FITC) is useful for detecting biotinylated antibodies. The excitation of FITC by 488 nm laser light induces a light emission maximum of 520 nm.
應(yīng)用簡(jiǎn)介:
Streptavidin-FITC is useful as a second step reagent for indirect immunofluorescent staining, in conjunction with biotinylated primary antibodies. The average molecular weight of Streptavidin-FITC is 60 kD and Streptavidin alone is 52 kD.
基本數(shù)據(jù):
Molecular Weight ~60 kDa (tetramer)
Concentration 5 mg/ml
Modification level 2.8 FITC/tetramer
西安凱新生物科技有限公司
電 話 (e):請(qǐng)點(diǎn)擊展臺(tái)進(jìn)入查看
():請(qǐng)點(diǎn)擊展臺(tái)進(jìn)入查看
手機(jī)(Mobel):請(qǐng)點(diǎn)擊展臺(tái)進(jìn)入查看
鏈霉親和素其他相關(guān)產(chǎn)品:
Streptavidin-FITC
Streptavidin-TRITC
Streptavidin-CY5
Streptavidin-CY3
Streptavidin-thiol
FITC-BSA
TRITC-BSA
BAS-CY5
BAS-CY3
BAS-Biotin
Concanavalin A-CY5
Concanavalin A-CY3
Concanavalin A-CY5.5
Concanavalin A-FITC
Concanavalin A-Biotin
Concanavalin A-SH
Concanavalin A-TRITC
鏈霉親和素(SA)簡(jiǎn)述:
鏈霉親和素(SA)是Streptomyces avidinii菌的分泌物,其分子量及結(jié)合生物素的能力與雞蛋清中的親和素相似,等電點(diǎn)6.0,非特異性結(jié)合遠(yuǎn)比親和素低。
鏈霉親和素(SA)的來(lái)源:
SA 是Streptomyces avicllrdi菌培養(yǎng)過(guò)程中的分泌產(chǎn)物,主要通過(guò)2一亞氨基生物索親和層析法提純,1L培養(yǎng)液中含蛋白10~60mg。鏈霉親和素是四聚體蛋白,大小為66KDa。一分子鏈霉親和素可以高度特異性地與四分子生物素結(jié)合,兩者之間的親和力極為強(qiáng)烈。
Streptavidin-FITC is useful as a second step reagent for indirect immunofluorescent staining, in conjunction with biotinylated primary antibodies. The average molecular weight of Streptavidin-FITC is 60 kD and Streptavidin alone is 52 kD.