| GO | Name | 
		| GO:0000209 | protein polyubiquitination | 
		| GO:0005634 | nucleus | 
		| GO:0005829 | cytosol | 
		| GO:0005886 | plasma membrane | 
		| GO:0006511 | ubiquitin-dependent protein catabolic process | 
		| GO:0007275 | multicellular organism development | 
		| GO:0007283 | spermatogenesis | 
		| GO:0030154 | cell differentiation | 
		| GO:0046872 | metal ion binding | 
		| GO:0061630 | ubiquitin protein ligase activity |