E. coli in vivo Biotinylation Kit (without BirA Competent Cells)

The E. coli in vivo Biotinylation Kit (without BirA Competent Cells) comes in a convenient, easy-to-use format and contains the components necessary to label biotin-acceptor peptides with biotin expressed in E. coli. strain BL21, a chemically competent E. coli B strain. This kit contains sufficient reagents to label 10 x 1 L of E. coli culture. BirA-Transformed chemically competent E. coli cells (BPS Bioscience #27462) are not provided with this kit and must be purchased separately.