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| Title: | | STRUCTURE OF THE PURE-SPERMINE FORM OF Z-DNA (MAGNESIUM FREE) AT 1 ANGSTROM RESOLUTION | |
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| Molecular Description: | 5'-D(CpGpCpGpCpG)-3'
SPERMINE |
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| Structural Features: | Z DOUBLE HELIX |
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| Nucleic Acid Sequence: |
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| Chains | A, B: | |
(DC) (DG) (DC) (DG) (DC) (DG)
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| Primary Citation: | Egli, M., Williams, L.D., Gao, Q., Rich, A.
Structure of the pure-spermine form of Z-DNA (magnesium free) at 1-A resolution.
Biochemistry
, 30,
pp. 11388 - 11402, 1991.
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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 = 18.405 | b = 30.768 | c = 43.152 | (Ångstroms) |
 = 90.00 |  = 90.00 |  = 90.00 | (degrees) |
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| Crystallization Conditions: |
| Method: | | VAPOR DIFFUSION, SITTING DROP |
| Drop: | | WATER, SPERMINE |
| Reservoir: | | WATER, MPD |
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| Refinement: | The structure was refined using the PROLSQ (MODIFIED BY G.J.QUIGLEY) program.
The R value is
18.5
for 8183 reflections
in the resolution of 1.000
with Fobs > 2.000 sigma(Fobs).
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