MOLECULAR CHARACTERIZATION AND CELL-CYCLE-REGULATED EXPRESSION OF A CDNA CLONE FROM ARABIDOPSIS-THALIANA HOMOLOGOUS TO THE SMALL-SUBUNIT OF RIBONUCLEOTIDE REDUCTASE

被引:16
作者
PHILIPPS, G
CLEMENT, B
GIGOT, C
机构
[1] Institut de Biologie Moléculaire des Plantes, CNRS, Université Louis Pasteur, 67084 Strasbourg Cedex
关键词
ARABIDOPSIS THALIANA; CDNA; RIBONUCLEOTIDE REDUCTASE; SEQUENCE; CELL-CYCLE REGULATED EXPRESSION;
D O I
10.1016/0014-5793(94)01397-J
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
A cDNA clone isolated from an Arabidopsis thaliana cell suspension library showed highly significant homology to the small subunit of ribonucleotide reductase (R2) from different species. The 340 amino acid-long deduced putative protein contains all the residues that are important for the enzyme activity and structure. In A. thaliana this enzyme is encoded by a single-copy gene. In synchronized tobacco BY2 cells the corresponding mRNAs specifically accumulate during the S phase of the cell cycle.
引用
收藏
页码:67 / 70
页数:4
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