Streptavidin is a 53 kDa homotetramer isolated from Streptomyces avidinii. Because of its strong non-covalent interaction with biotin, streptavidin can be used to detect and isolate biotinylated proteins. Conjugation of horseradish peroxidase (HRP) to st
* VAT and and shipping costs not included. Errors and price changes excepted