Abstract
We identified rice genes that might be involved in drought stress tolerance by virtue of their anti-apoptotic activity. Potential anti-apoptosis related genes were identified by screening an Oryza sativa cDNA library derived from drought stressed tissues in a yeast functional assay. About 28 O. sativa cDNAs promoted yeast survival following engagement of Bax-induced apoptosis. An O. sativa cDNA encoding R12H780 was a highly conserved putative senescence-associated-protein (OsSAP). OsSAP was both highly and rapidly expressed in response to drought stress. Additionally, OsSAP was found to be localized to the mitochondria. Overall, OsSAP represents a new type of Bax suppressor related gene and endows multiple stress tolerance in yeast.
| Original language | English |
|---|---|
| Pages (from-to) | 6113-6121 |
| Number of pages | 9 |
| Journal | Molecular Biology Reports |
| Volume | 40 |
| Issue number | 11 |
| DOIs | |
| State | Published - Nov 2013 |
Keywords
- Anti-apoptosis
- Bax inhibitor
- Rice
- Yeast functional screen
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