Figure 2 - full size

 

Figure 2.
Figure 2. Downstream End of the DNA-RNA Hybrid in Transcribing Complex Structures, Showing Occupancy of the A and E Sites(A) Transcribing complex with matched NTP (UTP) in the A site.(B) Transcribing complex with mismatched NTP (ATP) in the E site. Views are the same as in Figure 1. DNA is blue, RNA is red, and NTPs are in yellow. Mg ions are shown as magenta spheres.

The above figure is reprinted by permission from Cell Press: Cell (2004, 119, 481-489) copyright 2004.