Design and synthesis of photochemically controllable caspase-3

被引:35
作者
Endo, M [1 ]
Nakayama, K [1 ]
Kaida, Y [1 ]
Majima, T [1 ]
机构
[1] Osaka Univ, Inst Sci & Ind Res, Ibaraki, Osaka 5670047, Japan
关键词
apoptosis; bioorganic chemistry; enzymes; photochemistry; photolysis;
D O I
10.1002/anie.200460889
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The selective cleavage achieved by activated caspase-8 has been mimicked by using a photofunctionalized caspase-3 having 2-nitrophenylglycine (Npg) at a specific position of the peptide chain (see picture). The study shows that the activity of caspase-3 has been clearly expressed by photoirradiation and that autocleavage of caspase-3 has been suppressed by the site-selective incorporation of the Npg residue.
引用
收藏
页码:5643 / 5645
页数:3
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