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| Title: | | STRUCTURE OF AN ALTERNATING-B DNA HELIX AND ITS RELATIONSHIP TO A-TRACT DNA | |
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| Molecular Description: | 5'-D(CpGpCpApTpApTpApTpGpCpG)-3' |
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| Structural Features: | B DOUBLE HELIX |
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| Nucleic Acid Sequence: |
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| Chains | A, B: | |
(DC) (DG) (DC) (DA) (DT) (DA) (DT) (DA) (DT) (DG) (DC) (DG)
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| Primary Citation: | Yoon, C., Prive, G.G., Goodsell, D.S., Dickerson, R.E.
Structure of an alternating-B DNA helix and its relationship to A-tract DNA.
Proc.Natl.Acad.Sci.USA
, 85,
pp. 6332 - 6336, 1988.
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| Experimental Information: | X-RAY DIFFRACTION |
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| Space Group: |
P
21
21
21
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| Cell Constants: |
| a = 23.540 | b = 38.860 | c = 66.570 | (Ångstroms) |
 = 90.00 |  = 90.00 |  = 90.00 | (degrees) |
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| Crystallization Conditions: |
| Method: | | VAPOR DIFFUSION |
| Drop: | | WATER, MPD, Mg ACETATE, SPERMINE |
| Reservoir: | | WATER, MPD |
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| Refinement: | The structure was refined using the X-PLOR program.
The R value is
18.9
for 1915 reflections
in the resolution range 8.000 to
2.200 Ångstroms
with Fobs > 0.500 sigma(Fobs).
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