Freeze-frame Microscopy Captures Molecule’s ‘Lock-and-Load’ on DNA
Eva Nogales, faculty scientist in Molecular Biophysics & Integrated Bioimaging (MBIB) Division and UC Berkeley professor of molecular and cell biology, led a team that captured freeze-frames of the changing shape of a huge macromolecular complex as it locks onto DNA and loads the machinery for reading the genetic code. The molecule, called transcription factor IID (TFIID), is critical to transcribing genes into messenger RNA that will later be used as blueprints to make proteins.
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