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| Title: | | GCATGCT QUADRUPLEX | |
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| Molecular Description: | 5'-D(GpCpApTpGpCpT)-3' |
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| Structural Features: | QUADRUPLE HELIX |
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| Nucleic Acid Sequence: |
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| Chains | A, B: | |
(DG) (DC) (DA) (DT) (DG) (DC) (DT)
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| Primary Citation: | Thorpe, J.H., Teixeira, S.C.M., Gale, B.C., Cardin, C.J.
Crystal structure of the complementary quadruplex formed by d(GCATGCT) at atomic resolution
Nucleic Acids Res.
, 31,
pp. 844 - 849, 2003.
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| Experimental Information: | X-RAY DIFFRACTION |
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| Space Group: |
C
2
2
21
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| Cell Constants: |
| a = 22.128 | b = 59.215 | c = 45.784 | (Ångstroms) |
 = 90.00 |  = 90.00 |  = 90.00 | (degrees) |
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| Crystallization Conditions: |
| Method: | | VAPOR DIFFUSION, SITTING DROP |
| Drop: | | Cobalt Hexammine, Cacodylate, MPD, NaCl, KCl |
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| Refinement: | The structure was refined using the SHELXL-97 program.
The R value is
21.26
for 12514 reflections
in the resolution range 20 to
1.10 Ångstroms
with Fobs > 0.0 sigma(Fobs).
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