preferred_name: Cleavage of the 3'-end of the Histone Pre-mRNA (Xenopus tropicalis)
preferred_name_lc: cleavage of the 3'-end of the histone pre-mrna (xenopus tropicalis)
label: Cleavage of the 3'-end of the Histone Pre-mRNA (Xenopus tropicalis)
label_lc: cleavage of the 3'-end of the histone pre-mrna (xenopus tropicalis)