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. 2004 Feb 25;101(15):5428–5432. doi: 10.1073/pnas.0307572100

Fig. 4.

Fig. 4.

Synthesis of linkage isomers bead-linker-AA2-AA1-1-AA1-AA2. PS, polystyrene; EBES, 2,2′-(ethylenedioxy)bis(ethylamino) monosuccinimide; Boc, t-butoxycarbonyl; Fmoc, fluorenylmethoxycarbonyl; DMF, dimethylformamide; DIC, N,N′-diisopropylcarbodiimide; HOBt, hydroxybenzotriazole; DIEA, N,N-diisopropylethylamine.