The longest words
Methionylglutaminylarginyltyrosylglutamylserylleucylphenylalanylalanyl-glutaminylleucyllysylglutamylarginyllysylglutamylglycylalanylpheny-lalanylvalylprolylphenylalanylyalanylthreonylleucylglycylaspartylprolylglic-ylisoleucylglutamylgluta