동아사이언스

단백질의 위력

과학동아 1992년 06호

mammoth number of possible amino acids, proteins here on Earth contain only 20 varieties. It's quite probable that steak from anothor planet would not agree with a Terran.For years, scientists believed that what they discovered about proteins in their test tubes was true of proteins in the living cell, but that turns out to have been a bit of hubris. Unanswered questions about cellular ...