. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "arnt_human"^^ . "ARNT"^^ . "Dioxin receptor, nuclear translocator"^^ . "Hypoxia-inducible factor 1-beta"^^ . "Class E basic helix-loop-helix protein 2"^^ . "BHLHE2"^^ . . "Aryl hydrocarbon receptor nuclear translocator"^^ .