preferred_name: NNMT transfers CH3 from AdoMet to PY (Xenopus tropicalis)
preferred_name_lc: nnmt transfers ch3 from adomet to py (xenopus tropicalis)
label: NNMT transfers CH3 from AdoMet to PY (Xenopus tropicalis)
label_lc: nnmt transfers ch3 from adomet to py (xenopus tropicalis)