_:b57873854 "1"^^ . _:b57873854 . _:b57873854 _:b57873855 . _:b57873857 . _:b57873856 . _:b57873856 _:b57873857 . _:b57873857 "protein expression" . _:b57873854 . _:b57873854 _:b57873856 . _:b57873855 "C1171362" . _:b57873854 . _:b57873855 "T045" .