REPETITIVE DNA-SEQUENCES LOCATED IN THE TERMINAL PORTION OF THE CAENORHABDITIS-ELEGANS CHROMOSOMES

被引:30
作者
CANGIANO, G [1 ]
LAVOLPE, A [1 ]
机构
[1] CNR,INT INST GENET & BIOPHYS,10 VIA MARCONI,I-80125 NAPLES,ITALY
关键词
D O I
10.1093/nar/21.5.1133
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
We describe the distribution along the chromosomes of Caenorhabditis elegans of two repetitive DNA families, RcS5 and Cerep3 and interstitial telomeric sequences. Both families show, among other interesting features, a preferential location in the terminal 30% of the chromosomes. It is known that in these regions of the genome the frequency of recombination is much higher than in the central portion, genes are rarer and sequences important for chromosome disjunction may lie.
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页码:1133 / 1139
页数:7
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