Di-LacNAc Asn-PEG8-Biotin (extended or poly-LacNAc)
Biotinylated Asialo Biantennary N-glycan with a 3 x LacNAc repeat (LacNAc =LN = Galβ1,4GlcNAc) extension on each arm from the mannose core (Man3GlcNAc2Asn). Octaethylene glycol (PEG8) spacer between Asn and biotin.
