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| Title: | | STRUCTURE OF THE POTASSIUM FORM OF CGCGAATTCGCG: DNA DEFORMATION BY ELECTROSTATIC COLLAPSE AROUND SMALL CATIONS | |
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| Molecular Description: | 5'-D(CpGpCpGpApApTpTpCpGpCpG)-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) (DG) (DA) (DA) (DT) (DT) (DC) (DG) (DC) (DG) |
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| Primary Citation: | Shui, X., Sines, C.C., McFail-Isom, L., VanDerveer, D., Williams, L.D.
Structure of the potassium form of CGCGAATTCGCG: DNA deformation by electrostatic collapse around inorganic cations.
Biochemistry
, 37,
pp. 16877 - 16887, 1998.
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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 = 25.296 | b = 40.244 | c = 65.939 | (Ångstroms) |
 = 90.0 |  = 90.0 |  = 90.0 | (degrees) |
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| Refinement: | The structure was refined using the X-PLOR 3.851 program.
The R value is
21.8
for 6479 reflections
in the resolution range 10.0 to
1.75 Ångstroms
with Fobs > 3.0 sigma(Fobs).
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