preferred_name: conversion of methionyl-tRNA to N-formyl-methionyl-tRNA
preferred_name_lc: conversion of methionyl-trna to n-formyl-methionyl-trna
label: conversion of methionyl-tRNA to N-formyl-methionyl-tRNA
label_lc: conversion of methionyl-trna to n-formyl-methionyl-trna