IUUC-Cel-018468 WBGene00021733 Q9N4T5 otub-2; CELE_Y50C1A.1; Y50C1A.1 Caenorhabditis elegans IUUC-Cel-018541 WBGene00009007 F5GU86 otub-3; CELE_F21D5.2; F21D5.2 Caenorhabditis elegans IUUC-Cel-018295 WBGene00007718 Q9XVR6 otub-1; C25D7.8 Caenorhabditis elegans