Mal-Gly-Gly-L-Phe-N-[(carboxymethoxy)methyl]Glycinamide (also known as "MC-Gly-Gly-Phe-Gly-NH-CH2-O-CH2COOH") is a protease-cleavable ADC linker featuring the GGFG (Gly-Gly-Phe-Gly) sequence and a maleimide (MC) group. The maleimide group can react with a thiol group to form a covalent bond.
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