Abstract: This invention describes compounds useful as ubiquitin ligase inhibitors. The compounds of the invention are useful as inhibitors of the biochemical pathways of organisms in which ubiquitination is involved. The invention also provides for pharmaceutical compositions comprising the compounds described in the invention for the treatment of conditions that require inhibition of ubiquitin ligases. Furthermore, the invention provides for methods of inhibiting ubiquitination in a cell comprising contacting a cell in which inhibition of ubiquitination is desired with a compound according to the invention.