| Standard Name | SBA1 1 |
|---|---|
| Systematic Name | YKL117W |
| Feature Type | ORF, Verified |
| Description | Co-chaperone that binds to and regulates Hsp90 family chaperones; important for pp60v-src activity in yeast; homologous to the mammalian p23 proteins, and like p23 can regulate telomerase activity; protein abundance increases in response to DNA replication stress (1, 2, 3, 4) |
| Name Description | increased Sensitivity to Benzoquinone Ansamycins 1 |
| Chromosomal Location | |
|---|---|
Gene Ontology Annotations All SBA1 GO evidence and references
| Molecular Function | |
|---|---|
| Manually curated | |
| Biological Process | |
| Manually curated | |
| Cellular Component | |
| Manually curated |
Mutant phenotypes All SBA1 Phenotype evidence and references
| Classical genetics | |
|---|---|
| null | |
| Large-scale survey | |
| null |
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| overexpression | |
| Resources |
interactions All SBA1 Interaction evidence and references
| 424 total interaction(s) for 326 unique genes/features. | |
| Physical Interactions |
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| Genetic Interactions |
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| Resources |
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Expression Summary
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| Resources |
Protein Information All SBA1 Protein evidence and references
| Localization | |
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| Phosphorylation | PhosphoGRID | PhosphoPep Database |
| Structure | |
| Homologs |
sequence information
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| Last Update | Coordinates: 2011-02-03 | Sequence: 1996-07-31 | ||||||||||||
| Subfeature details |
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Analyze Sequence
| S288C only | |
|---|---|
| S288C vs. other species | |
| S288C vs. other strains |
Resources
| External Links | All Associated Seq | Entrez Gene | Entrez RefSeq Protein | MIPS | Search all NCBI (Entrez) | UniProtKB |
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| Primary SGDID | S000001600 |
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References cited on this page View Complete Literature Guide for SBA1
| 1) | Bohen SP (1998) Genetic and biochemical analysis of p23 and ansamycin antibiotics in the function of Hsp90-dependent signaling proteins. Mol Cell Biol 18(6):3330-9 |
| 2) | Fang Y, et al. (1998) SBA1 encodes a yeast hsp90 cochaperone that is homologous to vertebrate p23 proteins. Mol Cell Biol 18(7):3727-34 |
| 3) | Toogun OA, et al. (2007) The p23 molecular chaperone promotes functional telomerase complexes through DNA dissociation. Proc Natl Acad Sci U S A 104(14):5765-70 |
| 4) | Tkach JM, et al. (2012) Dissecting DNA damage response pathways by analysing protein localization and abundance changes during DNA replication stress. Nat Cell Biol 14(9):966-76 |




