Difference between revisions of "YNL292W"

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Specifically higher expression in carbon limited chemostat cultures versus carbon excess.
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<ref>Boer VM, et al. (2003) The genome-wide transcriptional responses of Saccharomyces cerevisiae grown on glucose in aerobic chemostat cultures limited for carbon, nitrogen, phosphorus, or sulfur.
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J Biol Chem 278(5):3265-74</ref>
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Revision as of 13:02, 21 February 2007

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Systematic name YNL292W
Gene name PUS4
Aliases
Feature type ORF, Verified
Coordinates Chr XIV:82806..84017


Description of YNL292W: Pseudouridine synthase, catalyzes only the formation of pseudouridine-55 (Psi55), a highly conserved tRNA modification, in mitochondrial and cytoplasmic tRNAs; PUS4 overexpression leads to translational derepression of GCN4 (Gcd- phenotype)[1][2]




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References

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  1. Qiu H, et al. (2000) Defects in tRNA processing and nuclear export induce GCN4 translation independently of phosphorylation of the alpha subunit of eukaryotic translation initiation factor 2. Mol Cell Biol 20(7):2505-16 SGD PMID 10713174
  2. Becker HF, et al. (1997) The yeast gene YNL292w encodes a pseudouridine synthase (Pus4) catalyzing the formation of psi55 in both mitochondrial and cytoplasmic tRNAs. Nucleic Acids Res 25(22):4493-9 SGD PMID 9358157

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