PROLONGED CELL-FREE PROTEIN-SYNTHESIS IN A BATCH SYSTEM USING WHEAT-GERM EXTRACT

被引:27
|
作者
KAWARASAKI, Y [1 ]
NAKANO, H [1 ]
YAMANE, T [1 ]
机构
[1] NAGOYA UNIV, SCH AGR,DEPT APPL BIOL SCI,MOLEC BIOTECHNOL LAB, CHIKUSA KU, NAGOYA, AICHI 46401, JAPAN
关键词
D O I
10.1271/bbb.58.1911
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Reaction conditions of cell-free protein synthesis using wheat germ extract were examined to prolong the period of protein synthesis in a batch reaction. By optimizing conditions for ATP regeneration system involved in the cell-free system, protein synthesis continued about 4 hours, so that about 17 mu g dihydrofolate reductase protein was obtained in 1 ml of a reaction mixture. It suggests that maintaining ATP concentration is the primary requirement for long-life cell-free protein synthesis.
引用
收藏
页码:1911 / 1913
页数:3
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