deubiquitiniation, ubiquitin-specific protease, deneddylation, histone deubiquitination
GO:0016579
protein deubiquitination
GO:0016578
histone deubiquitination
GO:0045944
positive regulation of transcription from RNA polymerase II promoter
GO:0004843
ubiquitin-specific protease activity
GO:0019784
NEDD8-specific protease activity