Article
Arginine methylation of STAT1 regulates its dephosphorylation by T cell protein tyrosine phosphatase.
The Journal of biological chemistry - 27 Sept 2002
Zhu Wei, Mustelin Tomas, David Michael
Abstract excerpt
Transcriptional induction by interferons requires the tyrosine and serine phosphorylation of the STAT1 transcription factor as well as its amino-terminal arginine methylation. Here we show that arginine methylation of STAT1 controls the rate of STAT1 dephosphorylation by modulating its interaction with PIAS1 and the nuclear tyrosine phosphatase TcPTP. Inhibition of STAT1 arginine methylation, or mutation of STAT1...
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