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| Title: | | CRYSTAL STRUCTURE OF AN 18 BASE PAIR COPY CONTROL RELATED RNA DUPLEX | |
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| Molecular Description: | 5'-R(pGpGpGpGpGpGpGpGpGpGpG)-3'
5'-R(pCpCpCpCpCpCpCpCpCpCpC)-3' |
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| Structural Features: | A DOUBLE HELIX |
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| Nucleic Acid Sequence: |
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| Chains | A, D: | |
G G G G G G G G G G G
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| Chains | B, C: | |
C C C C C C C C C C C
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| Primary Citation: | Klosterman, P.S., Shah, S.A., Steitz, T.A.
Crystal structures of two plasmid copy control related RNA duplexes: An 18 base pair duplex at 1.20 A resolution and a 19 base pair duplex at 1.55 A resolution.
Biochemistry
, 38,
pp. 14784 - 14792, 1999.
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| Experimental Information: | X-RAY DIFFRACTION |
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| Space Group: |
P
3
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| Cell Constants: |
| a = 43.806 | b = 43.806 | c = 29.170 | (Ångstroms) |
 = 90.00 |  = 90.00 |  = 120.00 | (degrees) |
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| Crystallization Conditions: |
| Method: | | VAPOR DIFFUSION, HANGING DROP |
| Drop: | | (NH4)2SO4, SODIUM CACODYLATE, MgCl2, ROP PROTEIN |
| Reservoir: | | (NH4)2SO4 |
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| Refinement: | The structure was refined using the SHELXL-97 program.
The R value is
11.58
for reflections
in the resolution range 30.00 to
1.20 Ångstroms
with I > 0.0 sigma(I).
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