preferred_name: EXA4 is converted to EXC4 by LTC4S (Rattus norvegicus)
preferred_name_lc: exa4 is converted to exc4 by ltc4s (rattus norvegicus)
label: EXA4 is converted to EXC4 by LTC4S (Rattus norvegicus)
label_lc: exa4 is converted to exc4 by ltc4s (rattus norvegicus)