The Caenorhabditis elegans gene CeAPN1 encodes a homolog of Escherichia coli and yeast apurinic/apyrimidinic endonuclease

被引:20
作者
Masson, JY [1 ]
Tremblay, S [1 ]
Ramotar, D [1 ]
机构
[1] CHUL,RES CTR,HLTH & ENVIRONM UNIT,ST FOY,PQ G1V 4G2,CANADA
基金
加拿大自然科学与工程研究理事会;
关键词
Caenorhabditis elegans; CeAPN1; endonuclease; DNA repair;
D O I
10.1016/S0378-1119(96)00375-7
中图分类号
Q3 [遗传学];
学科分类号
071007 ; 090102 ;
摘要
The Saccharomyces cerevisiae APN1 gene, encoding the bifunctional DNA repair enzyme apurinic/apyrimidinic (AP) endonuclease/3'-repair diesterase, was used as a probe to isolate a gene homolog, CeAPN1, from a Caenorhabditis elegans cDNA library. The CeAPN1 gene is predicted to encode a protein 30 kDa in size, which shares 40.4% and 44.9% identity at the amino acid level with, respectively, S. cerevisiae Apn1 and Escherichia coli endonuclease IV. We suggest that CeApn1 protein is a member of the endonuclease IV family of DNA repair enzymes.
引用
收藏
页码:291 / 293
页数:3
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