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| Title: | | X-RAY STRUCTURE OF A PSEUDOURIDINE-CONTAINING YEAST SPLICEOSOMAL U2 SNRNA-INTRON BRANCH SITE DUPLEX BOUND TO IODIDE IONS | |
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| Molecular Description: | 5'-R(GpCpGpCpGp(PSU)pApGpUpApGpC)-3' |
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| Structural Features: | A DOUBLE HELIX, bulge, OVERHANGING BASES |
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| Nucleic Acid Sequence: |
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| Chain | A: | | G C G C G (PSU) A G U A G C |
| Chain | B: | | C G C U A C U A A C G C G |
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| Primary Citation: | Lin, Y., Kielkopf, C.L.
X-ray structures of U2 snRNA-branchpoint duplexes containing conserved pseudouridines.
Biochemistry
, 47,
pp. 5503 - 5514, 2008.
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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 = 68.30 | b = 40.79 | c = 32.55 | (Ångstroms) |
 = 90.00 |  = 94.93 |  = 90.00 | (degrees) |
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| Refinement: | The structure was refined using the CNS 1.1 program.
The R value is
20.1
for 11922 reflections
in the resolution range 20.0 to
1.57 Ångstroms
with I > 0. sigma(I).
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