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USP21 inhibits cyclin T1 mRNA. 1 / 1
| 1

eidos
"Further investigation showed that USP21 downregulates cyclin T1 mRNA levels by increasing methylation of histone K9 in the promoter of cyclin T1 , a subunit of the positive transcription elongation factor b ( P-TEFb ) that interacts with Tat and transactivation response element ( TAR ) and is required for transcription stimulation and Tat stability ."