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| Title: | | CRYSTAL STRUCTURE OF THE OXYTRICHA TELOMERIC DNA AT 1.6A | |
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| Molecular Description: | 5'-D(GpGpGpGp(BRU)pTpTpTpGpGpGpG)-3' |
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| Structural Features: | QUADRUPLE HELIX, LOOP |
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| Nucleic Acid Sequence: |
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| Chains | A, B: | |
(DG) (DG) (DG) (DG) (BRU) (DT) (DT) (DT) (DG) (DG) (DG) (DG)
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| Primary Citation: | Haider, S., Parkinson, G.N., Neidle, S.
Crystal structure of the potassium form of an Oxytricha nova G-quadruplex.
J.Mol.Biol.
, 320,
pp. 189 - 200, 2002.
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| Experimental Information: | X-RAY DIFFRACTION |
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| Space Group: |
P
32
2
1
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| Cell Constants: |
| a = 27.543 | b = 27.543 | c = 145.817 | (Ångstroms) |
 = 90.00 |  = 90.00 |  = 120.00 | (degrees) |
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| Crystallization Conditions: |
| Method: | | VAPOR DIFFUSION, HANGING DROP |
| Drop: | | KCl, MgCl2, spermine, MPD, potassium cacodylate |
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| Refinement: | The structure was refined using the SHELXL-97 program.
The R value is
22.5
for 8862 reflections
in the resolution range 99 to
1.6 Ångstroms
with Fobs > 4 sigma(Fobs).
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