5.4.99.23: 23S rRNA pseudouridine1911/1915/1917 synthase
This is an abbreviated version!
For detailed information about 23S rRNA pseudouridine1911/1915/1917 synthase, go to the full flat file.
Reaction
Synonyms
pseudouridine synthase RluD, pseudouridine synthases RluD, ribosomal large subunit pseudouridine synthase D, RluD, RluD pseudouridine synthase, sfhB, YfiI, YfiL
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Natural Substrates Products
Natural Substrates Products on EC 5.4.99.23 - 23S rRNA pseudouridine1911/1915/1917 synthase
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REACTION DIAGRAM
23S rRNA uridine1911/uridine1915/uridine1917
23S rRNA pseudouridine1911/pseudouridine1915/pseudouridine1917
23S rRNA pseudouridine1911/pseudouridine1915/pseudouridine1917
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23S rRNA uridine1911/uridine1915/uridine1917
23S rRNA pseudouridine1911/pseudouridine1915/pseudouridine1917
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23S rRNA uridine1911/uridine1915/uridine1917
23S rRNA pseudouridine1911/pseudouridine1915/pseudouridine1917
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23S rRNA uridine1911/uridine1915/uridine1917
23S rRNA pseudouridine1911/pseudouridine1915/pseudouridine1917
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23S rRNA uridine1911/uridine1915/uridine1917
23S rRNA pseudouridine1911/pseudouridine1915/pseudouridine1917
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pseudouridine synthase RluD converts uridines at positions 1911, 1915, and 1917 of 23S rRNA to pseudouridines. These nucleotides are located in the functionally important helix-loop 69 of 23S rRNA. RluD is the only pseudouridine synthase that is required for normal growth in Escherichia coli
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23S rRNA uridine1911/uridine1915/uridine1917
23S rRNA pseudouridine1911/pseudouridine1915/pseudouridine1917
RluD is far more efficient in modifying uridine residues in helix 69 in structured 50S subunits, compared to free or synthetic 23S rRNA. It is suggested that pseudouridine modifications in helix 69 are made late in the assembly of 23S rRNA into mature 50S subunits
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23S rRNA uridine1911/uridine1915/uridine1917
23S rRNA pseudouridine1911/pseudouridine1915/pseudouridine1917
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