Fmoc-PEG4-Ala-Ala-Asn-PAB is a unique peptide-cleavable ADC linker for the synthesis of antibody-drug conjugates (ADCs) with a PEG spacer to increase water solubility.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.