preferred_name: PI is exchanged with PC by PITPNB (Drosophila melanogaster)
preferred_name_lc: pi is exchanged with pc by pitpnb (drosophila melanogaster)
label: PI is exchanged with PC by PITPNB (Drosophila melanogaster)
label_lc: pi is exchanged with pc by pitpnb (drosophila melanogaster)