RNA EDITING IN THE CYTOCHROME-B LOCUS OF THE HIGHER-PLANT OENOTHERA-BERTERIANA INCLUDES A U-TO-C TRANSITION

被引:92
作者
SCHUSTER, W [1 ]
HIESEL, R [1 ]
WISSINGER, B [1 ]
BRENNICKE, A [1 ]
机构
[1] INST GENBIOL FORSCH,IHNESTR 63,W-1000 BERLIN 33,GERMANY
关键词
D O I
10.1128/MCB.10.5.2428
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
RNA editing in the cytochrome b locus of Oenothera berteriana mitochondria modified a number of cytidine nucleotides to uridines, mostly altering codon identities. One nucleotide alteration involved a reverse modification changing a genomic thymidine to a cytidine in the cDNA sequence. The enzymatic editing activity in higher-plant mitochondria thus appears to be able to catalyze the interconversion of pyrimidines in both directions at specific nucleotides in the in RNA template.
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页码:2428 / 2431
页数:4
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