Figure 4. Figure 4 Alternate conformations of (a) Thr2, (b) Asp3, (c) Thr13, (d) Asp16 and (e) Ile18 deduced from the 2F[o] - F[c] electron-density map (1 ).
The above figure is reprinted by permission from the IUCr: Acta Crystallogr D Biol Crystallogr (1998, 54, 306-312) copyright 1998.
).