Elevation of OSH6 levels by an ERG6 promoter extends mean, median and maximum replicative lifespan by 39, 52 and 18% which is non-additive with 0.5% glucose restriction. It also extends the lifespan of NYV1 mutant [Geber et al., unpublished].
The long lifespan of Perg6-OSH6 is not further extended by deletion of TOR1 [22622083].
OSH6 overexpression decreases total cellular sterol content and reduces Lst8 protein levels. The CC domain of Osh6 is dispensable for longevity [Fusheng Tang, personal communication].
Mean: +39
GenAge
GenDR
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