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Figure 3.
Figure 3. Representation of the four EF-hands of neurocalcin
(EF1, EF2, EF3, EF4). Calcium atoms are shown in magenta,
oxygens in red, sulfur in yellow and water in red. Residues
involved in the calcium coordination are shown. a, Disabled
EF1-hand showing the location of Lys 36 and Cys 38, which
prevent the EF1-hand from binding calcium, b, Ca^2+-bound
EF2-hand, c, Ca^2+-bound EF3-hand and d, Ca^2+-bound EF4-hand.
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