Boc-Gly-Gly-Phe-Gly-OH is a Boc protected protease-cleavable tetrapeptide linker featuring the GGFG (Gly-Gly-Phe-Gly) sequence. It can be used in the synthesis of antibody-drug conjugates (ADCs) by attaching to payloads and antibodies. The Boc can be deprotected under acidic conditions.
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