obsolete positive regulation of histone H2B conserved C-terminal lysine ubiquitination (obsolete GO:2001175)
positive regulation of budding yeast H2B K123 ubiquitination
related
positive regulation of fission yeast H2B K119 ubiquitination
related
positive regulation of mammalian H2B K120 ubiquitination
related
OBSOLETE. Any process that activates or increases the frequency, rate or extent of histone H2B conserved C-terminal lysine ubiquitination.