Transient affinity tags based on the Dde protection/deprotection strategy: Synthesis and application of 2-biotinyl- and 2-hexanoyldimedone

被引:18
作者
Kellam, B [1 ]
Chan, WC [1 ]
Chhabra, SR [1 ]
Bycroft, BW [1 ]
机构
[1] UNIV NOTTINGHAM,DEPT PHARMACEUT SCI,NOTTINGHAM NG7 2RD,ENGLAND
关键词
D O I
10.1016/S0040-4039(97)01180-5
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
2-Biotinyl- and 2-hexanoyldimedone were prepared in a simple one step high yielding process by acylation of dimedone with biotin and hexanoic acid respectively, then without activation each attached to the N-terminus of resin-bound peptides. Following acidolytic side-chain deprotection and concomitant cleavage of the tagged peptides from the support, affinity purification was achieved on an avidin-agarose column and by RP-HPLC respectively. The purified peptides were finally released from the tag with 5% aqueous hydrazine. (C) 1997 Elsevier Science Ltd.
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页码:5391 / 5394
页数:4
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