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| Title: |  | CRYSTAL STRUCTURE OF A 14MER RNA CONTAINING DOUBLE UU BULGES IN TWO CRYSTAL FORMS: A NOVEL U*(AU) INTRAMOLECULAR BASE TRIPLE |  |
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| Molecular Description: | 5'-R(GpGpUpApUpUpUpCpGpGpUpAp(CBR)pC)-3' |
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| Structural Features: | A DOUBLE HELIX, BULGES, FLIPPED-OUT BASES, BASE TRIPLET |
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| Nucleic Acid Sequence: |
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| Chain | A: | | G G U A U U U C G G U A (CBR) C |
| Chain | B: | | G G U A U U U U G G U A (CBR) C |
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| Primary Citation: | Deng, J., Xiong, Y., Sudarsanakumar, C., Shi, K., Sundaralingam, M.
Crystal structures of two forms of a 14-mer RNA/DNA chimer duplex with double UU bulges: a novel intramolecular U*(A x U) base triple.
RNA
, 7,
pp. 1425 - 1431, 2001.
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| Experimental Information: | X-RAY DIFFRACTION |
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| Space Group: |
C
1
2
1
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| Cell Constants: |
| a = 60.04 | b = 29.53 | c = 52.44 | (Ångstroms) |
= 90. | = 120.83 | = 90. | (degrees) |
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| Refinement: | The structure was refined using the CNS program.
The R value is
20.9
for 6948 reflections
in the resolution range 10. to
1.8 Ångstroms
with Fobs > 2. sigma(Fobs).
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