SOLID-PHASE TUFTSIN (THR-LYS-PRO-ARG) SYNTHESIS - DEPROTECTION AND RESIN CLEAVAGE WITH TRIFLUOROMETHANE SULFONIC-ACID

被引:21
作者
CHAUDHURI, MK [1 ]
NAJJAR, VA [1 ]
机构
[1] TUFTS UNIV,SCH MED,DIV PROT CHEM,BOSTON,MA 02111
基金
美国国家科学基金会;
关键词
D O I
10.1016/0003-2697(79)90220-3
中图分类号
Q5 [生物化学];
学科分类号
071010 ; 081704 ;
摘要
A method is described for the synthesis of the naturally occurring tetrapeptide tuftsin (Thr-Lys-Pro-Arg). This stimulates phagocytosis of granulocytes and macrophages. Trifluoromethanesulfonic acid is used to cleave the tetrapeptide from its supporting resin in solid-phase synthesis. This reagent also causes deprotection of several protecting groups in bifunctional residues. The most significant is the complete removal of the tosyl group from NG-tosyl-arginine-resin ester. © 1979.
引用
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页码:305 / 310
页数:6
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