. . . . . . . . . . . . "mak21_yeast"^^ . "YDR060W"^^ . "NOC1"^^ . "Nucleolar complex protein 1"^^ . "D4237"^^ . "Maintenance of killer protein 21"^^ . "MAK21"^^ . "YD9609.14"^^ . . "Ribosome biogenesis protein MAK21"^^ .