CHARACTERIZATION OF A NOVEL LYMPHOCYTE-T PROTEIN WHICH BINDS TO A SITE RELATED TO STEROID THYROID-HORMONE RECEPTOR RESPONSE ELEMENTS IN THE NEGATIVE REGULATORY SEQUENCE OF THE HUMAN-IMMUNODEFICIENCY-VIRUS LONG TERMINAL REPEAT

被引:17
作者
ORCHARD, K
LANG, G
COLLINS, M
LATCHMAN, D
机构
[1] DEPT BIOCHEM,DIV MOLEC PATHOL,MED MOLEC BIOL UNIT,WINDEYER BLDG,CLEVELAND ST,LONDON W1P 6DB,ENGLAND
[2] INST CANC RES,CHESTER BEATTY LABS,LONDON SW3 6JB,ENGLAND
基金
英国医学研究理事会;
关键词
D O I
10.1093/nar/20.20.5429
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
We have previously identified a T lymphocyte protein which binds to a site within the LTR of the human immunodeficiency virus type 1 (HIV-1) and exerts an inhibitory effect on virus gene expression. The palindromic site (site B) recognized by this protein is related to the palindromic binding sites of members of the steroid/thyroid hormone receptor family. Here we characterize the T cell protein binding to this site as a 100 kD protein which is most abundant in T cells and which binds to site B as a 200 kD complex. This protein is distinct from other members of the steroid/thyroid hormone receptor family including the COUP protein which has a closely related DNA binding specificity.
引用
收藏
页码:5429 / 5434
页数:6
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