Transfer of Ub from E2 to substrate and release of E2 (Xenopus tropicalis)
transfer of ub from e2 to substrate and release of e2 (xenopus tropicalis)
Transfer of Ub from E2 to substrate and release of E2 (Xenopus tropicalis)
transfer of ub from e2 to substrate and release of e2 (xenopus tropicalis)