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| Title: | | THE HEXAGONAL CRYSTAL STRUCTURE OF THE A-DNA OCTAMER D(GTGTACAC) AND ITS COMPARISON WITH THE TETRAGONAL STRUCTURE CORRELATED VARIATIONS IN HELICAL PARAMETERS | |
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| Molecular Description: | 5'-D(GpTpGpTpApCpApC)-3'
HEXAGONAL |
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| Structural Features: | A DOUBLE HELIX |
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| Nucleic Acid Sequence: |
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| Primary Citation: | Jain, S.C., Zon, G., Sundaralingam, M.
The Hexagonal Crystal Structure of the A-DNA Octamer d(GTGTACAC) and Its Comparison with the Tetragonal Structure Correlated Variations in Helical Parameters
Biochemistry
, 30,
pp. 3567 - 3576, 1991.
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| Experimental Information: | X-RAY DIFFRACTION |
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| Space Group: |
P
61
2
2
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| Cell Constants: |
| a = 32.400 | b = 32.400 | c = 79.250 | (Ångstroms) |
 = 90.00 |  = 90.00 |  = 120.00 | (degrees) |
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| Crystallization Conditions: |
| Method: | | VAPOR DIFFUSION |
| Drop: | | WATER, MPD, MgCl2, SPERMINE |
| Reservoir: | | WATER, MPD |
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| Refinement: | The structure was refined using the NUCLSQ program.
The R value is
12.7
for 1561 reflections
in the resolution of 2.000
with I > 1.500 sigma(I).
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