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Figure 2.
Fig. 2. Stereo C[ ]plots
of apo (black) and Fe^3+-soaked (cyan) and holo forms (red) of
ovotransferrin N-lobe. The figures are produced with MOLSCRIPT
(30) and Raster3D (31) as the superimposed ones on domain N2.
The holo (Fe^3+- and CO[3]^2 -loaded
ovotransferrin N-lobe) structure is drawn using the previous
data (8). The apo structure of ovotransferrin N-lobe is the one
employed as the model for the current structural determination
of the Fe^3+-soaked form (see "Experimental Procedures"). The
residue numbers are labeled for the Fe^3+-soaked form. The iron
atom (green sphere) and the side chains (blue) of His^250,
Asp^60, Tyr^92, and Tyr^191 (from top to bottom in this order)
for the Fe^3+-soaked form are also displayed.
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