Abstract
Pax-3 is a member of the Pax family of transcription factors involved in transcriptional control events during embryonic development. Here we report a functional dissection of the Pax-3 protein and describe the protein domains which are responsible for different activities. A transcription inhibition activity is located in the first 90 N-terminal amino acids and includes part of the paired domain. Furthermore, the C terminus of Pax-3 is able to confer transcriptional activation of basal promoters. Pax-3 can utilize both transcription modulating functions and activates transcription over a narrow range of protein concentration in the presence of promoter elements containing functional binding sites.
MeSH Terms
Amino Acid Sequence
Animals
Base Sequence
Binding Sites
Cell Adhesion Molecules, Neuronal/genetics
DNA Mutational Analysis
DNA-Binding Proteins/chemistry,metabolism
Gene Expression Regulation
Homeodomain Proteins/chemistry
In Vitro Techniques
Mice
Molecular Sequence Data
PAX3 Transcription Factor
Paired Box Transcription Factors
Promoter Regions, Genetic
Structure-Activity Relationship
Transcription Factors/chemistry
Transcription, Genetic
Transcriptional Activation
Chemicals
Cell Adhesion Molecules, Neuronal
DNA-Binding Proteins
Homeodomain Proteins
PAX3 Transcription Factor
Paired Box Transcription Factors
Transcription Factors
Pax3 protein, mouse
Authors & Affiliations
4 authors, click to expand affiliations / ORCID
Chalepakis G
Department of Molecular Cell Biology, Max Planck Institute for Biophysical Chemistry, Göttingen, Federal Republic of Germany.
Jones F S
Edelman G M
Gruss P
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