Biotinylation reagent that binds the C-terminus of peptides and carboxylic acid groups on aspartate or glutamate residues. Contains a short (2 PEG) spacer arm. Requires a crosslinker such as EDC.

≥96%

Soluble in water or DMSO

White to off-white solid. May appear sticky.

Store at or below ≤4°C. Solid form is stable at least 2 years from date of receipt, when stored as directed.

Useful for biotinylation of proteins with free hydroxyl groups.

Protect from moisture. Store with desiccant.

PEG Product, Biotin

Biotinylation Reagent