preferred_name: kallikrein + alpha2-macroglobulin -> kallikrein:alpha2-macrogloulin (Xenopus tropicalis)
preferred_name_lc: kallikrein + alpha2-macroglobulin -> kallikrein:alpha2-macrogloulin (xenopus tropicalis)
label: kallikrein + alpha2-macroglobulin -> kallikrein:alpha2-macrogloulin (Xenopus tropicalis)
label_lc: kallikrein + alpha2-macroglobulin -> kallikrein:alpha2-macrogloulin (xenopus tropicalis)