TRANSCRIPTION OF THE PROMOTER OF THE RAT NF-1 GENE DEPENDS ON THE INTEGRITY OF AN SP1 RECOGNITION SITE

被引:22
作者
AMMENDOLA, R [1 ]
GOUNARI, F [1 ]
PIAGGIO, G [1 ]
DESIMONE, V [1 ]
CORTESE, R [1 ]
机构
[1] EUROPEAN MOLEC BIOL LAB,MEYERHOFSTR 1,W-6900 HEIDELBERG,GERMANY
关键词
D O I
10.1128/MCB.10.1.387
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
The transcription start site and promoter of the rat gene coding for the transcription factor NF-1 have been identified. The NF-1 promoter was fused to the chloramphenicol acetyltransferase-coding sequence, and the resulting plasmid was transcriptionally active in the HepG2 cell line. Footprinting and gel retardation analysis indicated that the transcription factor Sp1 binds to the NF-1 promoter. Mutants in the Sp1-binding site displayed a strong reduction in transcriptional activity.
引用
收藏
页码:387 / 390
页数:4
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