據(jù)瘋狂英語2001,九月,第30期載：最長的是1,913個字母,是“色氨酸合成酶A蛋白質(zhì)” 史上最……最長的英文單詞華麗登場（請做好心理準(zhǔn)備）——1913個字母,“色氨酸合成酶a蛋白質(zhì)”（一種含有267種氨基酸酶）的化學(xué)名：methionylglutaminylarginyltyrosylglutamylserylleucyl-phenylalanylalanylglutaminylleucyllysylglutamylarginylly-sylglutamylglycylalanylphenylalanylvalylprolyphenylalany-lvalythreonylleucylglycylaspartylprolylglycylisoleucyl-glutamylglutaminylserylleucyllysylisoleucylaspartylthre-onylleucylisoleucylglutamylalanylglycylalanylasparthlal-anylleucylglutamylleucylglycylisoleucylprolylphenylalany-lserylaspartylprolylleucylalanylaspartylglycylprolylthreon-ylisoleucylglutaminylaspfraginylalanylthreonylleucylarfinyl-alanylphenylalanylalanylalanylglycylvalythreonylprolylalany-lglutaminylcysteinylphenylalanylglutamylmethionylleucylalan-ylleuoylisoleucylarginylglutaminyllysyhistidylprolylthreony-lisoleucylprolylisoleucylglycylleucylmethionyltyrosylalanyla-sparaginylleucylvalylphenylalanylasparaginyllysyglycylisoleuc-ylaspartylglutamylphenylalanylthrosylalanylglutaminylcysteinyl-glutamyllysylvalylglycylvalylaspartylserylvalylleucylvalylalnyl-aspartylvalylprolylvalylglutaminylglutamylserylalanylprolylpheny-lalanylarginylglutaminylalanylalanylleucylarginylhistidylasparag-inyvalylalanylprolylisoleucylprolylisoleucylphenylalanylisoleucyl-phenylalanylisoleucylcysteinylprolylprolylaspartylalanylaspartylas-partylaspartylleucylleucylarginylglutaminylisoleucylalanylseryltyr-osylglycylarginylglycyltyrosylthreonyltyrosylleucylleucylserylarginy-lalanylglycylvalylthreonylglycylalanylglutamylasparainylarginylalan-ylalanylleucylprolylleucylasparaginylhistidylleucylvalylalanyllysyll-eucyllysylglutamyltyrosylasparaginylalanylalanylprolylprolylleucylgl-utaminylglgycylphenylalanylglycylisoleucylserylalanylprolylaspartylg-lutaminylvalyllysylalanylalanylisoleucylaspartylalanylglycylalanylal-anylglycylalanylisoleucylserylglycylserylalanylisoleucylvalyllysyli-soieucylisoleucylglutamylglutaminylhistidylasparaginylisoleucylglu-tamylprolylglutamyllysylmethionylleucylalanylalanylleucyllysylvaly-lphenylalanylcalylglutaminylprolylmethionlysylal-anylalanylthreonylarginylserine.[另外.smiles 兩個s中間有一里長.]