METHYLATION OF MOSQUITO DNA

被引:85
作者
ADAMS, RLP
MCKAY, EL
CRAIG, LM
BURDON, RH
机构
[1] Department of Biochemistry, University of Glasgow, Glasgow
关键词
(Mosquito); DNA methylation; Methyl nucleotide;
D O I
10.1016/0005-2787(79)90008-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
Cells of the mosquito Aedes albopictus have 5.6 pg DNA cell. This DNA is 58 mol% (A + T) and has about 0.03 mol% each of 5-methylcytosine and 6-methylaminopurine. The DNA is largely degraded by the restriction enzyme HpaII showing the virtual absence of the sequence CMeCGG. Small amounts of enzymic activity recovered largely in non-nuclear fractions transfer methyl groups from S-adenosylmethionine to cytosine and adenine. © 1979.
引用
收藏
页码:72 / 81
页数:10
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