preferred_name: RRAGA,B exchanges GDP for GTP (Xenopus tropicalis)
preferred_name_lc: rraga,b exchanges gdp for gtp (xenopus tropicalis)
label: RRAGA,B exchanges GDP for GTP (Xenopus tropicalis)
label_lc: rraga,b exchanges gdp for gtp (xenopus tropicalis)