USO1

From Wikipedia, the free encyclopedia
USO1 vesicle transport factor
Available structures
PDB Ortholog search: PDBe, RCSB
Identifiers
SymbolsUSO1; P115; TAP; VDP
External IDsOMIM: 603344 MGI: 1929095 HomoloGene: 2754 GeneCards: USO1 Gene
RNA expression pattern
More reference expression data
Orthologs
SpeciesHumanMouse
Entrez861556041
EnsemblENSG00000138768ENSMUSG00000029407
UniProtO60763Q9Z1Z0
RefSeq (mRNA)NM_003715NM_019490
RefSeq (protein)NP_003706NP_062363
Location (UCSC)Chr 4:
76.65 – 76.74 Mb
Chr 5:
92.14 – 92.2 Mb
PubMed search

General vesicular transport factor p115 is a protein that in humans is encoded by the USO1 gene.[1][2][3][4][5][6]

The protein encoded by this gene is a peripheral membrane protein which recycles between the cytosol and the Golgi apparatus during interphase. It is regulated by phosphorylation: dephosphorylated protein associates with the Golgi membrane and dissociates from the membrane upon phosphorylation. Ras-associated protein 1 recruits this protein to coat protein complex II (COPII) vesicles during budding from the endoplasmic reticulum, where it interacts with a set of COPII vesicle-associated SNAREs to form a cis-SNARE complex that promotes targeting to the Golgi apparatus. Transport from the ER to the cis/medial Golgi compartments requires the action of this gene product, GM130 and giantin in a sequential manner.[6]

Interactions

USO1 has been shown to interact with GOSR1,[7] GOSR2,[7][8] SCFD1[7][8] and STX5.[7][8]

References

  1. Sohda M, Misumi Y, Yano A, Takami N, Ikehara Y (March 1998). "Phosphorylation of the vesicle docking protein p115 regulates its association with the Golgi membrane". J Biol Chem 273 (9): 5385–8. doi:10.1074/jbc.273.9.5385. PMID 9478999. 
  2. Nakamura N, Lowe M, Levine TP, Rabouille C, Warren G (June 1997). "The vesicle docking protein p115 binds GM130, a cis-Golgi matrix protein, in a mitotically regulated manner". Cell 89 (3): 445–55. doi:10.1016/S0092-8674(00)80225-1. PMID 9150144. 
  3. Whyte JR, Munro S (June 2002). "Vesicle tethering complexes in membrane traffic". J Cell Sci 115 (Pt 13): 2627–37. PMID 12077354. 
  4. Short B, Haas A, Barr FA (June 2005). "Golgins and GTPases, giving identity and structure to the Golgi apparatus". Biochim Biophys Acta 1744 (3): 383–95. doi:10.1016/j.bbamcr.2005.02.001. PMID 15979508. 
  5. Puthenveedu MA, Linstedt AD (February 2004). "Gene replacement reveals that p115/SNARE interactions are essential for Golgi biogenesis". Proc Natl Acad Sci U S A 101 (5): 1253–6. doi:10.1073/pnas.0306373101. PMC 337039. PMID 14736916. 
  6. 6.0 6.1 "Entrez Gene: VDP vesicle docking protein p115". 
  7. 7.0 7.1 7.2 7.3 Shorter, James; Beard Matthew B, Seemann Joachim, Dirac-Svejstrup A Barbara, Warren Graham (April 2002). "Sequential tethering of Golgins and catalysis of SNAREpin assembly by the vesicle-tethering protein p115". J. Cell Biol. (United States) 157 (1): 45–62. doi:10.1083/jcb.200112127. ISSN 0021-9525. PMC 2173270. PMID 11927603. 
  8. 8.0 8.1 8.2 Allan, B B; Moyer B D, Balch W E (July 2000). "Rab1 recruitment of p115 into a cis-SNARE complex: programming budding COPII vesicles for fusion". Science (UNITED STATES) 289 (5478): 444–8. doi:10.1126/science.289.5478.444. ISSN 0036-8075. PMID 10903204. 

Further reading


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