THE EFFECT OF CONTEXT ON SYNONYMOUS CODON USAGE IN GENES WITH LOW CODON USAGE BIAS

被引:55
作者
BULMER, M
机构
[1] Department of Statistics, Oxford OX1 3TG
关键词
D O I
10.1093/nar/18.10.2869
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
The effect of neighbouring bases on the usage of synonymous codons in genes with low codon usage bias in yeast and E. coli is examined. The codon adaptation index is employed to identify a group of genes in each organism with low codon usage bias, which are likely to be weakly expressed. A similar pattern is found in complementary sequences with respect to synonymous usage of A vs G or of U vs C. It is suggested that this may reflect an effect of context on mutation rates in weakly expressed genes. © 1990 Oxford University Press.
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页码:2869 / 2873
页数:5
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