Recombinant Streptomyces avidinii Streptavidin Protein (SE0001SL)

Recombinant Streptomyces Avidinii Streptavidin (P22629) with no tag was expressed in E.coli.

Size	Price	Qty
100mg	$660.00

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PRODUCT INFORMATION

Cat.No.

SE0001SL

Synonyms

Streptavidin

Species

Streptomyces avidinii

Accession

Streptavidin

Source

E. coli

Form

Lyophilized from 10 mM potassium phosphate buffer, pH 6.5.

Bio-activity

Specific Activity> 17 U/mg (one unit binds 1 µg D-biotin at pH 8.9).

Molecular Mass

Recombinant Streptomyces avidinii Streptavidin Protein has a molecular mass of ~52kDa per tetramer.

AA Sequence

MAEAGITGTW YNQLGSTFIV TAGADGALTG TYESAVGNAE SRYVLTGRYD SAPATDGSGT ALGWTVAWKN NYRNAHSATT WSGQYVGGAE ARINTQWLLT SGTTEANAWK STLVGHDTFT KVKPSAAS

Endotoxin

< 0.1 EU per 1 microgram of protein (determined by LAL method)

Purity

> 98% by SDS - PAGE

BACKGROUND

Background

The biological function of streptavidin is not known. Forms a strong non-covalent specific complex with biotin (one molecule of biotin per subunit of streptavidin).

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