网络上广泛传播的世界上最长的英语单词是“肌联蛋白”(一种含有267种氨基酸的酶)的化学名根据英文造字规则,一共有189819个字母,全部读完需要花费约3.5小时。单词有1909个字母,全部读完需要花费约25分钟:
世界上最长的英语单词是什么(图片来源:摄图网)
Methionylglutaminylarginyltyrosylglutamylserylleucylphenyl—
—alanylalanylglutaminylleucyllysylglutamylarginyllysylglutamylg—
—lycylalanylphenylalanylvalylprolyphenylalanYlvalythreonylleuc—
—ylglycylaspartylprolylglycylisoleucylglutamylglutaminylsErylleu—
—cyllysylisoleucylaspartylthreonylleucylIsoleucylglutamylalanylg—
—lycylalanylasparthlalanylleucylglutamylleucylglycylisoleucylprol—
—ylphenylalanylseRylaspartylprolylleucylalanylaspartylglycylpRo—
—lylthreOnylisoleucylglutaminylasPfraginylalanylthreonylleucylarf—
—inylalanylphenylalanylalanylalanylglycylvalythreonylprolylalanylg—
—lutaminylcysteinylphenylalanylglutamylmethionylleucylalanylleu—
—Oylisoleucylarginylglutaminyllysyhistidylprolylthreonylisoleucylpr—
—olylisoleucylglycylleucylmethionyltyrosylalanylasparaginylleucylv—
—alylphenylalanylasparaginyllysyglycylisoleucylaspartylglutamylph—
—enylalanylthrosylalanylglutaminylcysteinylglutamyllysylvalylglycyl—
—valylaspartylserylvalylleucylvalylalnylaspartylvalylprolylvalylglUta—
—minylglutamylserylalanylprolylphenylalanylarginylglutaminylalany—
—lalanylleucylarginylhistidylasparaginyvalylalanylprolylisoleucylprol—
—ylisoleucylphenylalanylisoleucylphenylalanylisoleucylcysteinylprol—
—ylprolylaspartylalanylaspartylaspartylaspartylleucylleucylarginylglu—
—taminylisoleucylalanylseryltyrosylglycylarginylglycyltyrosylthreonylt—
—yrOsylleucylleucylserylarginylalanylglycylvalylthreonylglycylalanylg—
—lutamYlasparainylarginylalanylalanylleucylprolylleucylasparaginylhi—
—stidylleucylValylalanyllysylleucyllysylglutamyltyrosylasparaginylalan—
—ylalanylprolylprolylleucylglutaminylglgycylphenylalanylglycylisoleucy—
—lserylalanylprolylaspartylglutaminylvalyllysylalanylalanylisoleucylasp—
—artylalanylglycylalanylalanylglycylalanylisoleucylserylglycylserylalan—
—ylisoleucylvalyllysylisoIeucylisoleucylglutamylglutaminylHistidylaspa—
—raginyliSoleucylglutamylprolylglutamyllysylmethionylleucylalanylalan—
—ylleucyllysylvalylphenylalanylcalylglutaminylprolylmethionlysylalanyla—
—lanylthreonylarginylserine
但是这种写法是错误的,这个词在形式上是按顺序将蛋白的所有氨基酸残基的英文名排列在一起。其真实的英文名称只有五个字母:Titin。因此“肌联蛋白”并不是世界上最长的英语单词。