最长的是来自1，913个字母，
是“色氨酸合成酶A蛋白质”
（一种含有267种氨基酸酶）360问答的全称----
一般的字典上是见不着的。
可以翻翻医学专用期屋触策限确打农词汇字典^_*
单词如下：
Methionylgl入它罗除识甚utaminylarginyltyrosylglutamylserylleucylphenylalanylalany
lglutaminylleucyllysylglutamylarginyllysylglutamylglycylalanylphenyla
lanylvalylprolyphenylalanYlvalythreonylleucylglycylaspartylprolylglyc
yli势结呢率善房许曾顺soleucylglutamylglutaminylsErylleucyllysylisoleucylaspartylthreony
lleucylIsoleucylglutamylalanylglycylalanylaspar杂春市跟集免thlalanylleucylglutamy
lleucylglycyli各九称决文soleucylprolylphenylalanylseRylaspartylprolylleucylalan
yla院除两球素spartylglycyl鲜超异个创印短械刚pRolylthreOnylisoleucylgl整超老足历针吧顶utaminylasPfraginylalanylthr
eonylleucylarfiny首副盾lalanylphenylalanylalanylalanylglycylvalythr火金安国须延境eonylpro
lylalanyl企预境激止调临glutaminylcysteinylphenylalanylglutamylmethiony基特注天lleucylalanyl
leuOylisoleucylarginylglutaminyllysyhistidylprolylthreonylisoleucylpr
olylisoleucy落lglycylleucylmethionyltyrosylalanylasparaginylleucylvalyl
phenylalanyla虽sparaginyllys延当践yglycylisoleucylaspartylglutamylphenylalany
lthrosylalanylg所曲或限顾lutaminylcysteinylglutamyllysylvalylglycylvalylasparty
lseryl配苗占前心年现北据然玉valylleucylvalylalnylaspartylvalylprolylvalylglUtaminylglutamyl
serylalanylprolylphenylalanylarginylglutaminylalanylalanylleucylarginy
lhistidylasparaginyvalylalanylprolylisoleucylprolylisoleucylphenylalan
ylisoleucylphenylalanylisoleucylcysteinylprolylprolylaspartylalanylasp
artylaspartylaspartylleucylleucylarginylglutaminylisoleucylalanylseryl
tyrosylglycylarginylglycyltyrosylthreonyltyrOsylleucylleucylserylargin
ylalanylglycylvalylthreonylglycylalanylglutamYlasparainylarginylalanyl
alanylleucylprolylleucylasparaginylhistidylleucylValylalanyllysylleucy
llysylglutamyltyrosylasparaginylalanylalanylprolylprolylleucylglutaminy
lglgycylphenylalanylglycylisoleucylserylalanylprolylaspartylglutaminylv
alyllysylalanylalanylisoleucylaspartylalanylglycylalanylalanylglycylala
nylisoleucylserylglycylserylalanylisoleucylvalyllysylisoIeucylisoleucyl
glutamylglutaminylHistidylasparaginyliSoleucylglutamylprolylglutamyllys
ylmethionylleucylalanylalanylleucyllysylvalylphenylalanylcalylglutaminy
lprolylmethionlysylalanylalanylthreonylarginylserine
标签：英语单词,最长
