Abstract
We have cloned a 420 bp cDNA from a human fetal brain cDNA library in lambda encoding the human homologue of a DSIP-immunoreactive leucine zipper protein (DIP) isolated from porcine brain. The derived human protein (hDIP) shares a significant sequence identity with parts of the murine TSC-22 and Drosophila shs, both proteins which are discussed as functioning as transcriptional regulators. A similar role of hDIP is partially confirmed by the results of an RT-PCR analysis, demonstrating the widespread distribution of the protein among different human tissues.
MeSH terms
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Amino Acid Sequence
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Animals
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Base Sequence
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Blotting, Southern
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Brain / embryology
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Cloning, Molecular
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Conserved Sequence
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DNA, Complementary / chemistry
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Delta Sleep-Inducing Peptide / chemistry*
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Drosophila / metabolism
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Gene Expression Regulation / genetics
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Humans
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Leucine Zippers / genetics*
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Mice
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Molecular Sequence Data
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Proteins / chemistry*
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Repressor Proteins*
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Sequence Analysis
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Sequence Homology, Amino Acid
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Transcription, Genetic / genetics*
Substances
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DNA, Complementary
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Proteins
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Repressor Proteins
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TSC22D1 protein, human
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Tgfb1i4 protein, mouse
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Delta Sleep-Inducing Peptide