Figure 3 - full size

Figure 3.
Figure 3 The environment of halides in protein structures. The anomalous difference density is also shown at 5 . (a) and (b) Bromide ions in RNAase A near the arginine side chains, (c) iodide ion coordinated by two asparagine NH[2] groups at the surface of xylanase and (d) iodide ion located in a hydrophobic niche and hydrogen bonded to a main-chain amide of xylanase.