摘要:
双天线寡糖苷β-D-GlcpNAc-(1 ---- 2)-alpha-D-Manp-(1 ---- 3)-[β-D-GlcpNAc-(1 ---- 2)- α-D-Manp-((1 ---- 6)]-β-D-Manp-OR是N-乙酰氨基葡萄糖基转移酶(GlcNAcTs)III-V的潜在底物。双脱氧五糖苷β-D-GlcpNAc-(1 ---- 2)-4-脱氧α-D-lyxo-Hexp-(1 ---- 3)-[β-DGlcpNAc-(1 ---- 2)-6-脱氧-α-D-Manp-((1 ---- 6)] beta-D-Manp-O(CH2)7CH3(5),其中GlcNAcT IV和V已被除去,被制备为GlcNAcT-III的可能的特异性受体。该策略涉及β-D-GlcpNAc-(1 ---- 2)-4-deoxy-alpha-D-lyxo-Hexp-(1 ---- 3)-] 6-deoxy-a