Figure 1 - full size

Figure 1.
Figure 1. Structure of the PA-IIL -fucose complex. Stick representation of fucose and calcium ions as space-filling models. a, Monomer of PA-IIL with numbering of -strands according to the greek-key motif (strands 1 -5). b, Dimer with chain A in blue and chain B in green. c, Two perpendicular views of the tetramer consisting of the asymmetric unit.