Diketone derivatized pharmacophore reacts with lysine residue andforms a covalent bond with a specific lysine residue in the active site of the catalytic antibody. DBCO on the other hand readily react with azide bearing biomolecule through a copper-free click chemistry reaction instantly and in high yield.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.