TRANSACTIVATION AND DNA-BINDING PROPERTIES OF THE TRANSCRIPTION FACTOR, SOX-18

被引:75
|
作者
HOSKING, BM [1 ]
MUSCAT, GEO [1 ]
KOOPMAN, PA [1 ]
DOWHAN, DH [1 ]
DUNN, TL [1 ]
机构
[1] UNIV QUEENSLAND,CTR MOLEC & CELLULAR BIOL,ST LUCIA,QLD 4072,AUSTRALIA
关键词
D O I
10.1093/nar/23.14.2626
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
Sox-18 is a member of the Sox multi-gene family (Sry-related HMG-box gene), We have bacterially expressed this 378 amino acid protein and demonstrated sequence-specific binding to the Sox DNA-binding motif AACAAAG. A distinct 95 amino acid activation domain was mapped in Sox-18 using GAL4-Sox-18 fusions (amino acids 160-225). Furthermore, Sox-18 was capable of trans-activating gene expression through the AACAAAG motif. Our results suggest that Sox-18 functions as a classical trans-activator of gene expression.
引用
收藏
页码:2626 / 2628
页数:3
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