緑色 みどりいろ蛍光 けいこうタンパク しつであれば
midoriirokeikōtampaku shitsudeareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of 緑色蛍光タンパク質

1. if it were green fluorescent protein; when it is green fluorescent protein

Ba Conditional