| abstract |
Disclosed are chemical entities that inhibit ubiquitin-activating enzyme (UAE), each of which is a compound of Formula (/): or a pharmaceutically acceptable salt thereof, wherein Y is Formula ( II ) and W, Z, X Y , R Y1 , R Y2 and R Y3 are defined herein; pharmaceutical compositions comprising the chemical entities; and methods of using the chemical entities. These chemical entities are useful for treating disorders, particulariy cell proliferation disorders, including cancers. |