RECOGNITION OF TRANSFER RNA-TRP BY INITIATION-FACTORS FROM ESCHERICHIA-COLI

被引:12
作者
LEON, M
DONDON, J
LABOUESSE, J
GRUNBERGMANAGO, M
BUCKINGHAM, RH
机构
[1] INST BIOL PHYS CHIM,13 RUE PIERRE & MARIE CURIE,F-75005 PARIS,FRANCE
[2] UNIV BORDEAUX 2,UER BIOCHIM BIOL CELLULAIRE,BIOCHIM LAB,F-33405 TALENCE,FRANCE
来源
EUROPEAN JOURNAL OF BIOCHEMISTRY | 1979年 / 98卷 / 01期
关键词
D O I
10.1111/j.1432-1033.1979.tb13171.x
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
Binding of acetyl or formyltryptophanyl‐tRNATrp from Escherichia coli or beef liver to E. coli ribosomes is strongly stimulated by E. coli initiation factors and requires GTP. The N‐acylated tryptophan is puromycin reactive. Polypeptide chain initiation with acetyltryptophan dependent on poly(U,G) has been demonstrated and is highly dependent on added initiation factors. tRNATrp appears, therefore, to share some structural features with tRNAMetf of significance to the process of polypeptide chain initiation. Copyright © 1979, Wiley Blackwell. All rights reserved
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页码:149 / 154
页数:6
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