preferred_name: Insertion of correct bases opposite the lesion by POLH (Xenopus tropicalis)
preferred_name_lc: insertion of correct bases opposite the lesion by polh (xenopus tropicalis)
label: Insertion of correct bases opposite the lesion by POLH (Xenopus tropicalis)
label_lc: insertion of correct bases opposite the lesion by polh (xenopus tropicalis)