Resolution: 3.5 Descriptor: Crystal structure of the bacterial ribosome from Escherichia coli in complex with hygromycin B. This file contains the 50S subunit of the first 70S ribosome. The entire crystal structure contains two 70S ribosomes. Experimental technique: X-RAY DIFFRACTION Release Date: 8/19/2008 Author: Borovinskaya, M.A., Shoji, S., Fredrick, K., Cate, J.H.D. Biological source: Escherichia coli