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Figure 4.
Figure 4 2F[o]–F[c] electron density maps (stereo) contoured
at 1.2 ,
for the GCPII complex with GPI-18431 (A), phosphate (B), and
L-glutamate (C). Zinc ions are shown in dark green, chloride in
yellow. Ligands are shown using green sticks and atom-color
spheres. Note the different conformation of the 'glutarate
sensor' (Lys699 and Tyr700) in (B), which is caused by the
absence of a glutarate moiety in the phosphate complex.
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