Abstract:
:The human gene for plasminogen activator inhibitor type-1 (PAI-1) has been isolated and its promoter region characterized. PAI-1 regulation by glucocorticoids, transforming growth factor-beta (TGF-beta) and the phorbol ester PMA is shown to be exerted at the promoter level. A fragment spanning 805 nucleotides of the 5' flanking and 72 of the 5' untranslated region contain information enough to promote transcription and to respond to glucocorticoids when fused to a reporter gene and transfected into human fibrosarcoma cells. A moderately repetitive DNA sequence, containing a TATA box, a GRE consensus, a Z-DNA forming sequence and two imperfect direct repeats at the extremities, is present a few nucleotides 5' of the human PAI-1 gene transcription start site, raising the possibility that this gene could have been activated by DNA insertion during evolution.
journal_name
Nucleic Acids Resjournal_title
Nucleic acids researchauthors
Riccio A,Lund LR,Sartorio R,Lania A,Andreasen PA,Danø K,Blasi Fdoi
10.1093/nar/16.7.2805subject
Has Abstractpub_date
1988-04-11 00:00:00pages
2805-24issue
7eissn
0305-1048issn
1362-4962journal_volume
16pub_type
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journal_title:Nucleic acids research
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