. . . . . . . . . . . . . . . . . . . . . . "ubc13_yeast"^^ . "Ubiquitin carrier protein 13"^^ . "Ubiquitin-protein ligase 13"^^ . "UBC13"^^ . "YDR092W"^^ . "YD6652.04"^^ . . . "Ubiquitin-conjugating enzyme E2 13"^^ .