Abstract:
:The vasopressin gene is highly transcribed in magnocellular neurons of the supraoptic (SON) and paraventricular nucleus (PVN) in the rat hypothalamus. In order to identify cis-acting elements involved in the expression of the vasopressin gene, approximately 1 kb upstream of the transcription start site has been sequenced. Several putative regulatory elements have been detected, including a glucocorticoid response element (CRE), a cAMP response element (CRE), and four AP2 binding sites. In gel shift assays performed with a labelled DNA fragment corresponding to nucleotide residues -214 to -36 and nuclear proteins extracted from SON-derived tissue enriched in magnocellular neurons, three specific protein-DNA complexes have been detected. Complex formation is effectively competed by addition of an excess of unlabelled fragment.
journal_name
FEBS Lettjournal_title
FEBS lettersauthors
Mohr E,Richter Ddoi
10.1016/0014-5793(90)80130-bsubject
Has Abstractpub_date
1990-01-29 00:00:00pages
305-8issue
2eissn
0014-5793issn
1873-3468journal_volume
260pub_type
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