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| Title: | | CALCIUM FORM OF THE B-DNA DODECAMER GGCGAATTCGCG | |
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| Molecular Description: | 5'-D(GpGpCpGpApApTpTpCpGpCpG)-3' |
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| Structural Features: | B DOUBLE HELIX, OVERHANGING BASES |
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| Nucleic Acid Sequence: |
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| Chains | A, B: | |
(DG) (DG) (DC) (DG) (DA) (DA) (DT) (DT) (DC) (DG) (DC) (DG)
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| Primary Citation: | Minasov, G., Tereshko, V., Egli, M.
Atomic-resolution crystal structures of B-DNA reveal specific influences of divalent metal ions on conformation and packing.
J.Mol.Biol.
, 291,
pp. 83 - 99, 1999.
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| Experimental Information: | X-RAY DIFFRACTION |
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| Space Group: |
H
3
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| Cell Constants: |
| a = 41.990 | b = 41.990 | c = 99.550 | (Ångstroms) |
 = 90.00 |  = 90.00 |  = 120.00 | (degrees) |
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| Crystallization Conditions: |
| Method: | | VAPOR DIFFUSION, SITTING DROP |
| Drop: | | SODIUM CACODYLATE, CaCl2 |
| Reservoir: | | MPD |
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| Refinement: | The structure was refined using the CNS program.
The R value is
19.4
for 6228 reflections
in the resolution range 20.0 to
1.70 Ångstroms
with I > 0.0 sigma(I).
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