Figure 5From: Biochemical and functional characterization of Plasmodium falciparum GTP cyclohydrolase IComparison of the Plasmodium falciparum GCH1 homology model and the GCH1 structure from Thermus thermophilus . (A) and (C) the structure of T. thermophilus GCH1 showing the active site. (B) and (D) The homology model of P. falciparum GCH1 with the same views. See text for detail.Back to article page