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| Title: |  | HOW CCA IS ADDED TO THE 3' END OF IMMATURE TRNA WITHOUT THE USE OF AN OLIGONUCLEOTIDE TEMPLATE |  |
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| Molecular Description: |
tRNA nucleotidyltransferase(E.C.2.7.7.25)/RNA Complex |
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| Structural Features: | A DOUBLE HELIX, OVERHANGING BASES |
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| Nucleic Acid Sequence: |
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| Chain | E: | | G C G G A U C C G C A C |
| Chain | F: | | G C G G A C C C G C A C |
| Chains | H,I,G: | | G C G G A U C C G C A C C |
| Chain | J: | | C G C G G A U C C G C A C |
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| Protein Sequence: |
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| Primary Citation: | Xiong, Y., Steitz, T.A.
Mechanism of transfer RNA maturation by CCA-adding enzyme without using an oligonucleotide template.
Nature
, 430,
pp. 640 - 645, 2004.
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| Experimental Information: | X-RAY DIFFRACTION |
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| Space Group: |
P
1
21
1
|
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| Cell Constants: |
| a = 116.641 | b = 84.770 | c = 135.813 | (Ångstroms) |
= 90.00 | = 104.66 | = 90.00 | (degrees) |
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| Refinement: | The structure was refined using the REFMAC 5.2.0005 program.
The R value is
19.2
for 122568 reflections
in the resolution range 47.7 to
2.20 Ångstroms
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