| Standard Name | PPT1 |
|---|---|
| Systematic Name | YGR123C |
| Feature Type | ORF, Verified |
| Description | Protein serine/threonine phosphatase, regulates Hsp90 chaperone by affecting its ATPase and cochaperone binding activities; has similarity to human phosphatase PP5; present in both the nucleus and cytoplasm; expressed during logarithmic growth (1, 2, 3, 4, 5) |
| Name Description | Protein Phosphatase T |
| Chromosomal Location | |
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| Note: this feature is encoded on the Crick strand. | |
Gene Ontology Annotations All PPT1 GO evidence and references
| View Computational GO annotations for PPT1 | |
| Molecular Function | |
| Manually curated | |
| Biological Process | |
| Manually curated | |
| Cellular Component | |
| Manually curated |
Regulatory Role
| Regulatory modules | predicted: stressResponse (631, 607, 583, 517, 481, 475, 451, 439, 385) |
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Mutant phenotypes All PPT1 Phenotype evidence and references
| Large-scale survey | |
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| null |
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| overexpression | |
| Resources |
interactions All PPT1 Interaction evidence and references
| 32 total interaction(s) for 25 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 PPT1 Protein evidence and references
| Localization | |
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| Phosphorylation | PhosphoGRID | PhosphoPep Database |
| Structure | |
| Homologs |
sequence information
| Note: this feature is encoded on the Crick strand. | |||||||||||||
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| Last Update | Coordinates: 2011-02-03 | Sequence: 1996-07-31 | ||||||||||||
| Subfeature details |
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| Retrieve sequences | |||||||||||||
Analyze Sequence
| S288C only | |
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| S288C vs. other species | |
| S288C vs. other strains |
Resources
| External Links | All Associated Seq | E.C. | Entrez Gene | Entrez RefSeq Protein | MIPS | Search all NCBI (Entrez) | UniProtKB |
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| Primary SGDID | S000003355 |
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References cited on this page View Complete Literature Guide for PPT1
| 1) | Chen MX, et al. (1994) A novel human protein serine/threonine phosphatase, which possesses four tetratricopeptide repeat motifs and localizes to the nucleus. EMBO J 13(18):4278-90 |
| 2) | Jeong JY, et al. (2003) Characterization of Saccharomyces cerevisiae protein Ser/Thr phosphatase T1 and comparison to its mammalian homolog PP5. BMC Cell Biol 4():3 |
| 3) | Wandinger SK, et al. (2006) The phosphatase Ppt1 is a dedicated regulator of the molecular chaperone Hsp90. EMBO J 25(2):367-76 |
| 4) | Vaughan CK, et al. (2008) Hsp90-dependent activation of protein kinases is regulated by chaperone-targeted dephosphorylation of Cdc37. Mol Cell 31(6):886-95 |
| 5) | Soroka J, et al. (2012) Conformational Switching of the Molecular Chaperone Hsp90 via Regulated Phosphorylation. Mol Cell 45(4):517-28 |




