preferred_name: Keratin type I/type II heterodimers form tetramers (Rattus norvegicus)
preferred_name_lc: keratin type i/type ii heterodimers form tetramers (rattus norvegicus)
label: Keratin type I/type II heterodimers form tetramers (Rattus norvegicus)
label_lc: keratin type i/type ii heterodimers form tetramers (rattus norvegicus)