| abstract |
Disclosed are chemical entities that inhibit ubiquitin-activating enzyme (UAE), each of which is a compound of Formula I: n nor a pharmaceutically acceptable salt thereof, wherein Y isn n nand 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, particularly cell proliferation disorders, including cancers. |