The tails of ubiquitin.
Kinoshita
J
J
D004271:DNA, Fungal / Q000235:genetics; D012269:Ribosomal Proteins / Q000235:genetics / Q000378:metabolism*; D012441:Saccharomyces cerevisiae / Q000235:genetics; D014452:Ubiquitins / Q000235:genetics / Q000502:physiology*
D004271:DNA, Fungal; D012269:Ribosomal Proteins; D014452:Ubiquitins