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| Title: | | CRYSTAL STRUCTURE OF THE B-DNA DODECAMER 5'-D(CGCGAA(TAF)TCGCG), WHERE TAF IS 2'-DEOXY-2'-FLUORO-ARABINO-FURANOSYL THYMINE | |
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| Molecular Description: | 5'-D(CpGpCpGpApAp(TAF)pTpCpGpCpG)-3' |
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| Structural Features: | B DOUBLE HELIX, FLIPPED-OUT BASES |
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| Nucleic Acid Sequence: |
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| Chains | A, B: | |
(DC) (DG) (DC) (DG) (DA) (DA) (TAF) (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 = 42.31 | b = 42.31 | c = 99.68 | (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
19.7
for 3264 reflections
in the resolution range 8.0 to
2.20 Ångstroms
with I > 0.0 sigma(I).
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