The short-lived MAT alpha 2 transcriptional regulator is ubiquitinated in vivo.Mark Hochstrasser, Alexander Varshavsky, Vincent Chau et al.|Proceedings of the National Academy of Sciences|1991Cited by 240
Varshavsky's ContributionsWolfgang Baumeister, Dieter Wolf, Andreas Bachmair et al.|Science|2004Cited by 4