Figure 1From: X-ray structures of Na-GST-1 and Na-GST-2 two glutathione s-transferase from the human hookworm Necator americanusStructural alignment of the a) four Na-GST-1 molecules and b) eight Na-GST-2 molecules in the crystallographic asymmetric unit, colored in rainbow from blue (N-termini) to red (C-termini). Side-chains in the regions of greatest variation are shown as sticks.Back to article page