最長的是1913個字母，
是“色氨酸合成酶A蛋白質”
（壹種含有267種氨基酸酶）的全稱----
壹般的字典上是見不著的。
（妳可以翻翻醫學專用詞匯字典^_*）
單詞如下：
Methionylglutaminylarginyltyrosylglutamylserylleucylphenylalanylalany
lglutaminylleucyllysylglutamylarginyllysylglutamylglycylalanylphenyla
lanylvalylprolyphenylalanYlvalythreonylleucylglycylaspartylprolylglyc
ylisoleucylglutamylglutaminylsErylleucyllysylisoleucylaspartylthreony
lleucylIsoleucylglutamylalanylglycylalanylasparthlalanylleucylglutamy
lleucylglycylisoleucylprolylphenylalanylseRylaspartylprolylleucylalan
ylaspartylglycylpRolylthreOnylisoleucylglutaminylasPfraginylalanylthr
eonylleucylarfinylalanylphenylalanylalanylalanylglycylvalythreonylpro
lylalanylglutaminylcysteinylphenylalanylglutamylmethionylleucylalanyl
leuOylisoleucylarginylglutaminyllysyhistidylprolylthreonylisoleucylpr
olylisoleucylglycylleucylmethionyltyrosylalanylasparaginylleucylvalyl
phenylalanylasparaginyllysyglycylisoleucylaspartylglutamylphenylalany
lthrosylalanylglutaminylcysteinylglutamyllysylvalylglycylvalylasparty
lserylvalylleucylvalylalnylaspartylvalylprolylvalylglUtaminylglutamyl
serylalanylprolylphenylalanylarginylglutaminylalanylalanylleucylarginy
lhistidylasparaginyvalylalanylprolylisoleucylprolylisoleucylphenylalan
ylisoleucylphenylalanylisoleucylcysteinylprolylprolylaspartylalanylasp
artylaspartylaspartylleucylleucylarginylglutaminylisoleucylalanylseryl
tyrosylglycylarginylglycyltyrosylthreonyltyrOsylleucylleucylserylargin
ylalanylglycylvalylthreonylglycylalanylglutamYlasparainylarginylalanyl
alanylleucylprolylleucylasparaginylhistidylleucylValylalanyllysylleucy
llysylglutamyltyrosylasparaginylalanylalanylprolylprolylleucylglutaminy
lglgycylphenylalanylglycylisoleucylserylalanylprolylaspartylglutaminylv
alyllysylalanylalanylisoleucylaspartylalanylglycylalanylalanylglycylala
nylisoleucylserylglycylserylalanylisoleucylvalyllysylisoIeucylisoleucyl
glutamylglutaminylHistidylasparaginyliSoleucylglutamylprolylglutamyllys
ylmethionylleucylalanylalanylleucyllysylvalylphenylalanylcalylglutaminy
lprolylmethionlysylalanylalanylthreonylarginylserine