Gene Symbol: TSG101
Description: tumor susceptibility 101
Alias: TSG10, VPS23, tumor susceptibility gene 101 protein, ESCRT-I complex subunit TSG101, tumor susceptibility gene 10, tumor susceptibility gene 101, tumor susceptibility protein
Species: human
Products:     TSG101

Top Publications

  1. Eastman S, Martin Serrano J, Chung W, Zang T, Bieniasz P. Identification of human VPS37C, a component of endosomal sorting complex required for transport-I important for viral budding. J Biol Chem. 2005;280:628-36 pubmed
    ..In yeast, ESCRT-I is composed of three proteins, VSP23, VPS28, and VPS37, whereas in mammals only Tsg101(VPS23) and VPS28 were originally identified as ESCRT-I components...
  2. Medina G, Zhang Y, Tang Y, Gottwein E, Vana M, Bouamr F, et al. The functionally exchangeable L domains in RSV and HIV-1 Gag direct particle release through pathways linked by Tsg101. Traffic. 2005;6:880-94 pubmed publisher
    The functionally exchangeable L domains of HIV-1 and Rous sarcoma virus (RSV) Gag bind Tsg101 and Nedd4, respectively...
  3. Bache K, Stuffers S, Malerød L, Slagsvold T, Raiborg C, Lechardeur D, et al. The ESCRT-III subunit hVps24 is required for degradation but not silencing of the epidermal growth factor receptor. Mol Biol Cell. 2006;17:2513-23 pubmed
    ..Here, we have compared the importance of the ESCRT-I subunit tumor susceptibility gene 101 (Tsg101) and the ESCRT-III subunit hVps24/CHMP3 for endosomal functions and receptor signaling...
  4. Iwamori T, Iwamori N, Ma L, Edson M, Greenbaum M, Matzuk M. TEX14 interacts with CEP55 to block cell abscission. Mol Cell Biol. 2010;30:2280-92 pubmed publisher
    ..abscission, the physical separation of daughter cells at the completion of cytokinesis, requires CEP55, ALIX, and TSG101. In contrast, cytokinesis is arrested prior to abscission in differentiating male germ cells that are ..
  5. Morita E, Sandrin V, Alam S, Eckert D, Gygi S, Sundquist W. Identification of human MVB12 proteins as ESCRT-I subunits that function in HIV budding. Cell Host Microbe. 2007;2:41-53 pubmed
    ..All ESCRT-I complexes contain three common subunits (TSG101, VPS28, and VPS37), and a fourth subunit of yeast ESCRT-I was recently identified (Mvb12p)...
  6. Okumura A, Lu G, Pitha Rowe I, Pitha P. Innate antiviral response targets HIV-1 release by the induction of ubiquitin-like protein ISG15. Proc Natl Acad Sci U S A. 2006;103:1440-5 pubmed
    ..ISG15 expression specifically inhibited ubiquitination of Gag and Tsg101 and disrupted the interaction of the Gag L domain with Tsg101, but conjugation of ISG15 to Gag or Tsg101 was not ..
  7. Derdowski A, Ding L, Spearman P. A novel fluorescence resonance energy transfer assay demonstrates that the human immunodeficiency virus type 1 Pr55Gag I domain mediates Gag-Gag interactions. J Virol. 2004;78:1230-42 pubmed
    ..Gag-Tsg101 interactions are also seen in living cells and result in a shift of Tsg101 to the plasma membrane...
  8. Janvier K, Pelchen Matthews A, Renaud J, Caillet M, Marsh M, Berlioz Torrent C. The ESCRT-0 component HRS is required for HIV-1 Vpu-mediated BST-2/tetherin down-regulation. PLoS Pathog. 2011;7:e1001265 pubmed publisher
    ..Our results provide further insight into the mechanism by which Vpu counteracts BST-2/tetherin and promotes HIV-1 dissemination, and they highlight an additional role for the ESCRT machinery in virus release. ..
  9. Pornillos O, Alam S, Davis D, Sundquist W. Structure of the Tsg101 UEV domain in complex with the PTAP motif of the HIV-1 p6 protein. Nat Struct Biol. 2002;9:812-7 pubmed
    ..proteins of HIV and Ebola display PTAP peptide motifs (termed 'late domains') that recruit the human protein Tsg101 to facilitate virus budding...

More Information

Publications103 found, 100 shown here

  1. Balasubramaniam M, Freed E. New insights into HIV assembly and trafficking. Physiology (Bethesda). 2011;26:236-51 pubmed publisher
    ..In this review, we highlight the current understanding of the cellular machinery involved in Gag trafficking and virus assembly. ..
  2. Amit I, Yakir L, Katz M, Zwang Y, Marmor M, Citri A, et al. Tal, a Tsg101-specific E3 ubiquitin ligase, regulates receptor endocytosis and retrovirus budding. Genes Dev. 2004;18:1737-52 pubmed
    The tumor suppressor gene 101 (tsg101) regulates vesicular trafficking processes in yeast and mammals. We report a novel protein, Tal (Tsg101-associated ligase), whose RING finger is necessary for multiple monoubiquitylation of Tsg101...
  3. Carlson L, Hurley J. In vitro reconstitution of the ordered assembly of the endosomal sorting complex required for transport at membrane-bound HIV-1 Gag clusters. Proc Natl Acad Sci U S A. 2012;109:16928-33 pubmed publisher
    ..HIV-1 is the prototypic ESCRT-dependent virus. The direct interactions between HIV-1 and the early ESCRT factors TSG101 and ALIX have been mapped in detail...
  4. Kim B, Olzmann J, Barsh G, Chin L, Li L. Spongiform neurodegeneration-associated E3 ligase Mahogunin ubiquitylates TSG101 and regulates endosomal trafficking. Mol Biol Cell. 2007;18:1129-42 pubmed
    ..Here, we report the identification of TSG101, a key component of the endosomal sorting complex required for transport (ESCRT)-I, as a specific Mahogunin ..
  5. Zhu G, Gilchrist R, Borley N, Chng H, Morgan M, Marshall J, et al. Reduction of TSG101 protein has a negative impact on tumor cell growth. Int J Cancer. 2004;109:541-7 pubmed
    b>TSG101 was defined originally as a tumor-suppressor gene, raising the expectation that absence of the encoded protein should lead to increased tumor cell growth and, perhaps, increased tumor cell aggressiveness...
  6. Carlson L, Briggs J, Glass B, Riches J, Simon M, Johnson M, et al. Three-dimensional analysis of budding sites and released virus suggests a revised model for HIV-1 morphogenesis. Cell Host Microbe. 2008;4:592-9 pubmed publisher
    ..This suggests that ESCRT functions early in HIV-1 release--akin to its role in vesicle formation--and is not restricted to severing the thin membrane tether. ..
  7. Bishop N, Horman A, Woodman P. Mammalian class E vps proteins recognize ubiquitin and act in the removal of endosomal protein-ubiquitin conjugates. J Cell Biol. 2002;157:91-101 pubmed
    ..Both tumor susceptibility gene 101 (TSG101)/human VPS (hVPS)28 and hepatocyte growth factor receptor substrate (Hrs) cytosolic complexes ..
  8. Bell N, Lever A. HIV Gag polyprotein: processing and early viral particle assembly. Trends Microbiol. 2013;21:136-44 pubmed publisher
    ..There, Gag forms higher ordered structures required for the correct assembly, budding, and maturation of new infectious particles. ..
  9. Welsch S, Habermann A, Jäger S, Muller B, Krijnse Locker J, Kräusslich H. Ultrastructural analysis of ESCRT proteins suggests a role for endosome-associated tubular-vesicular membranes in ESCRT function. Traffic. 2006;7:1551-66 pubmed
    ..These results represent the first systematic ultrastructural localization of ESCRT and provide insights into its role in uninfected and HIV-infected cells. ..
  10. Liu D, Yang Z, Jiang S. Identification of PEG10 and TSG101 as carcinogenesis, progression, and poor-prognosis related biomarkers for gallbladder adenocarcinoma. Pathol Oncol Res. 2011;17:859-66 pubmed publisher
    PEG10 is a transcriptional factor while TSG101 is involved in numerous cellular processes, including apoptotic resistance. Overexpression of PEG10 and TSG101 were observed in a variety of human cancers...
  11. Rauch S, Martin Serrano J. Multiple interactions between the ESCRT machinery and arrestin-related proteins: implications for PPXY-dependent budding. J Virol. 2011;85:3546-56 pubmed publisher
    ..ligases, and they also exhibit multiple interactions with components of the ESCRT pathway, namely, ALIX and Tsg101, and perhaps with an as yet unidentified factor...
  12. Martin Serrano J, Zang T, Bieniasz P. Role of ESCRT-I in retroviral budding. J Virol. 2003;77:4794-804 pubmed
    ..We and others have demonstrated that recruitment of an ESCRT-I subunit, Tsg101, a component of the class E vacuolar protein sorting (VPS) machinery, is required for the budding of viruses, such ..
  13. Fisher R, Chung H, Zhai Q, Robinson H, Sundquist W, Hill C. Structural and biochemical studies of ALIX/AIP1 and its role in retrovirus budding. Cell. 2007;128:841-52 pubmed
    ..ALIX therefore serves as a flexible, extended scaffold that connects retroviral Gag proteins to ESCRT-III and other cellular-budding machinery...
  14. Chung H, Morita E, von Schwedler U, Muller B, Kräusslich H, Sundquist W. NEDD4L overexpression rescues the release and infectivity of human immunodeficiency virus type 1 constructs lacking PTAP and YPXL late domains. J Virol. 2008;82:4884-97 pubmed publisher
    ..domains) within human immunodeficiency virus type 1 (HIV-1) p6(Gag) bind and recruit two ESCRT pathway proteins, TSG101 and ALIX, to facilitate virus budding...
  15. Langelier C, von Schwedler U, Fisher R, De Domenico I, White P, Hill C, et al. Human ESCRT-II complex and its role in human immunodeficiency virus type 1 release. J Virol. 2006;80:9465-80 pubmed
    ..N-terminal GRAM-like ubiquitin-binding in EAP45 (GLUE) domain, both EAP45 and EAP30 bound the C-terminal domain of TSG101/ESCRT-I, and EAP20 bound the N-terminal half of CHMP6/ESCRT-III...
  16. Morita E, Sandrin V, Chung H, Morham S, Gygi S, Rodesch C, et al. Human ESCRT and ALIX proteins interact with proteins of the midbody and function in cytokinesis. EMBO J. 2007;26:4215-27 pubmed
    b>TSG101 and ALIX both function in HIV budding and in vesicle formation at the multivesicular body (MVB), where they interact with other Endosomal Sorting Complex Required for Transport (ESCRT) pathway factors required for release of ..
  17. Nabhan J, Hu R, Oh R, Cohen S, Lu Q. Formation and release of arrestin domain-containing protein 1-mediated microvesicles (ARMMs) at plasma membrane by recruitment of TSG101 protein. Proc Natl Acad Sci U S A. 2012;109:4146-51 pubmed publisher
    ..Budding viruses exploit the TSG101 protein and endosomal sorting complex required for transport (ESCRT) machinery used for MVB formation to mediate ..
  18. Rountree M, Bachman K, Baylin S. DNMT1 binds HDAC2 and a new co-repressor, DMAP1, to form a complex at replication foci. Nat Genet. 2000;25:269-77 pubmed
    ..DMAP1 has intrinsic transcription repressive activity, and binds to the transcriptional co-repressor TSG101. DMAP1 is targeted to replication foci through interaction with the far N terminus of DNMT1 throughout S phase, ..
  19. Ichioka F, Takaya E, Suzuki H, Kajigaya S, Buchman V, Shibata H, et al. HD-PTP and Alix share some membrane-traffic related proteins that interact with their Bro1 domains or proline-rich regions. Arch Biochem Biophys. 2007;457:142-9 pubmed
    ..and cell adhesion by associating with various proteins such as ALG-2, CIN85/Rukl/SETA, endophilins, CHMP4s and TSG101. HD-PTP is a paralog of Alix and a putative protein tyrosine phosphatase (PTP) that contains a Bro1 domain, coiled-..
  20. Carlton J, Martin Serrano J. Parallels between cytokinesis and retroviral budding: a role for the ESCRT machinery. Science. 2007;316:1908-12 pubmed
    ..We found that two proteins involved in HIV-1 budding-tumor susceptibility gene 101 (Tsg101), a subunit of the endosomal sorting complex required for transport I (ESCRT-I), and Alix, an ..
  21. Bleck M, Itano M, Johnson D, Thomas V, North A, Bieniasz P, et al. Temporal and spatial organization of ESCRT protein recruitment during HIV-1 budding. Proc Natl Acad Sci U S A. 2014;111:12211-6 pubmed publisher
    ..multiple-color live-cell total internal reflection fluorescence microscopy, we observed that the ESCRT-I protein Tsg101 is recruited together with Gag to the sites of HIV-1 assembly, whereas later-acting ESCRT proteins (Chmp4b and ..
  22. Dussupt V, Javid M, Abou Jaoudé G, Jadwin J, de La Cruz J, Nagashima K, et al. The nucleocapsid region of HIV-1 Gag cooperates with the PTAP and LYPXnL late domains to recruit the cellular machinery necessary for viral budding. PLoS Pathog. 2009;5:e1000339 pubmed publisher
    ..release is mediated through two motifs in the p6 region of Gag, PTAP and LYPX(n)L, which recruit cellular proteins Tsg101 and Alix, respectively...
  23. Tsunematsu T, Yamauchi E, Shibata H, Maki M, Ohta T, Konishi H. Distinct functions of human MVB12A and MVB12B in the ESCRT-I dependent on their posttranslational modifications. Biochem Biophys Res Commun. 2010;399:232-7 pubmed publisher
    ..of ubiquitinated cargo protein from the plasma membrane to the endosomal vesicle, comprises a heterotetramer of TSG101 (Vps23), Vps28, Vps37 and MVB12 protein...
  24. Goff A, Ehrlich L, Cohen S, Carter C. Tsg101 control of human immunodeficiency virus type 1 Gag trafficking and release. J Virol. 2003;77:9173-82 pubmed
    ..The motif binds Tsg101 (vacuolar protein-sorting protein 23, or Vps23), which functions in endocytic trafficking...
  25. Malerød L, Stuffers S, Brech A, Stenmark H. Vps22/EAP30 in ESCRT-II mediates endosomal sorting of growth factor and chemokine receptors destined for lysosomal degradation. Traffic. 2007;8:1617-29 pubmed
    ..kinase1/2 downstream of the EGF-activated receptor were sustained by depletion of Hrs or the ESCRT-I subunit Tsg101. In contrast, this was not the case when Vps22 was depleted...
  26. Liu R, Huang C, You H, Chou F, Hu C, Chao F, et al. Overexpression of tumor susceptibility gene TSG101 in human papillary thyroid carcinomas. Oncogene. 2002;21:4830-7 pubmed
    Functional inactivation of tumor susceptibility gene tsg101 leads to cellular transformation and tumorigenesis in mice...
  27. Goila Gaur R, Demirov D, Orenstein J, Ono A, Freed E. Defects in human immunodeficiency virus budding and endosomal sorting induced by TSG101 overexpression. J Virol. 2003;77:6507-19 pubmed
    ..We and others recently observed that the p6 PTAP motif interacts with the cellular endosomal sorting protein TSG101. Consistent with a role for TSG101 in virus release, we demonstrated that overexpressing the N-terminal, Gag-..
  28. Martin Serrano J, Bieniasz P. A bipartite late-budding domain in human immunodeficiency virus type 1. J Virol. 2003;77:12373-7 pubmed
    Human immunodeficiency virus type 1 (HIV-1) encodes a PTAP motif within the p6 domain of Gag that recruits Tsg101 and associated factors to facilitate virion budding...
  29. McDonald B, Martin Serrano J. Regulation of Tsg101 expression by the steadiness box: a role of Tsg101-associated ligase. Mol Biol Cell. 2008;19:754-63 pubmed
    As part of the endosomal sorting complex required for transport (ESCRT) machinery, Tsg101 is essential for endosomal sorting, membrane receptor degradation and the final stages of cytokinesis...
  30. Koonin E, Abagyan R. TSG101 may be the prototype of a class of dominant negative ubiquitin regulators. Nat Genet. 1997;16:330-1 pubmed
  31. Carlton J, Agromayor M, Martin Serrano J. Differential requirements for Alix and ESCRT-III in cytokinesis and HIV-1 release. Proc Natl Acad Sci U S A. 2008;105:10541-6 pubmed publisher
    ..activity that is essential for its function in Alix-dependent HIV-1 release and for interaction with Tsg101. Last, we demonstrate that overexpression of Chmp4b and Chmp4c differentially inhibits HIV-1 release and ..
  32. Garrus J, von Schwedler U, Pornillos O, Morham S, Zavitz K, Wang H, et al. Tsg101 and the vacuolar protein sorting pathway are essential for HIV-1 budding. Cell. 2001;107:55-65 pubmed
    Like other enveloped viruses, HIV-1 uses cellular machinery to bud from infected cells. We now show that Tsg101 protein, which functions in vacuolar protein sorting (Vps), is required for HIV-1 budding...
  33. Harila K, Prior I, Sjöberg M, Salminen A, Hinkula J, Suomalainen M. Vpu and Tsg101 regulate intracellular targeting of the human immunodeficiency virus type 1 core protein precursor Pr55gag. J Virol. 2006;80:3765-72 pubmed
    ..This endocytosis of Pr55gag required the host protein Tsg101. These results identified a previously unknown role for Vpu and Tsg101 as regulators for the endocytic uptake of ..
  34. Oh H, Mammucari C, Nenci A, Cabodi S, Cohen S, Dotto G. Negative regulation of cell growth and differentiation by TSG101 through association with p21(Cip1/WAF1). Proc Natl Acad Sci U S A. 2002;99:5430-5 pubmed
    b>TSG101 was discovered in a screen for tumor susceptibility genes and has since been shown to have a multiplicity of biological effects. However, the basis for TSG101's ability to regulate cell growth has not been elucidated...
  35. Li L, Liao J, Ruland J, Mak T, Cohen S. A TSG101/MDM2 regulatory loop modulates MDM2 degradation and MDM2/p53 feedback control. Proc Natl Acad Sci U S A. 2001;98:1619-24 pubmed
    ..b>tsg101 was discovered as a gene whose deficiency results in neoplastic transformation of NIH 3T3 cells and the ability to ..
  36. Myers E, Allen J. Tsg101, an inactive homologue of ubiquitin ligase e2, interacts specifically with human immunodeficiency virus type 2 gag polyprotein and results in increased levels of ubiquitinated gag. J Virol. 2002;76:11226-35 pubmed
    ..cellular proteins that interact with human immunodeficiency virus type 2 (HIV-2) Gag polyprotein, we identified Tsg101, an inactive homologue of ubiquitin ligase E2. Tsg101 and HIV-2 Gag interact specifically in vitro and in vivo...
  37. Pornillos O, Higginson D, Stray K, Fisher R, Garrus J, Payne M, et al. HIV Gag mimics the Tsg101-recruiting activity of the human Hrs protein. J Cell Biol. 2003;162:425-34 pubmed
    The HIV-1 Gag protein recruits the cellular factor Tsg101 to facilitate the final stages of virus budding...
  38. Camus G, Segura Morales C, Molle D, Lopez Verges S, Begon Pescia C, Cazevieille C, et al. The clathrin adaptor complex AP-1 binds HIV-1 and MLV Gag and facilitates their budding. Mol Biol Cell. 2007;18:3193-203 pubmed
    ..In addition, we find that AP-1 interacts with Tsg101 and Nedd4.1, two cellular proteins known to be involved in HIV-1 and MLV budding...
  39. Jiao J, Sun K, Walker W, Bagher P, Cota C, Gunn T. Abnormal regulation of TSG101 in mice with spongiform neurodegeneration. Biochim Biophys Acta. 2009;1792:1027-35 pubmed publisher
    ..identified an interaction between a "PSAP" motif in MGRN1 and the ubiquitin E2 variant (UEV) domain of TSG101, a component of the endosomal sorting complex required for transport I (ESCRT-I), and demonstrate that MGRN1 ..
  40. Baietti M, Zhang Z, Mortier E, Melchior A, Degeest G, Geeraerts A, et al. Syndecan-syntenin-ALIX regulates the biogenesis of exosomes. Nat Cell Biol. 2012;14:677-85 pubmed publisher
    ..This study identifies a key role for syndecan-syntenin-ALIX in membrane transport and signalling processes. ..
  41. Kameyama T, Suzuki H, Mayeda A. Re-splicing of mature mRNA in cancer cells promotes activation of distant weak alternative splice sites. Nucleic Acids Res. 2012;40:7896-906 pubmed publisher
    Transcripts of the human tumor susceptibility gene 101 (TSG101) are aberrantly spliced in many cancers...
  42. VerPlank L, Bouamr F, LaGrassa T, Agresta B, Kikonyogo A, Leis J, et al. Tsg101, a homologue of ubiquitin-conjugating (E2) enzymes, binds the L domain in HIV type 1 Pr55(Gag). Proc Natl Acad Sci U S A. 2001;98:7724-9 pubmed
    ..Here we report that the p6 region in the Pr55(Gag) structural precursor polyprotein binds to Tsg101, a putative Ub regulator that is involved in trafficking of plasma membrane-associated proteins...
  43. von Schwedler U, Stuchell M, Muller B, Ward D, Chung H, Morita E, et al. The protein network of HIV budding. Cell. 2003;114:701-13 pubmed
    HIV release requires TSG101, a cellular factor that sorts proteins into vesicles that bud into multivesicular bodies (MVB)...
  44. Katoh K, Suzuki H, Terasawa Y, Mizuno T, Yasuda J, Shibata H, et al. The penta-EF-hand protein ALG-2 interacts directly with the ESCRT-I component TSG101, and Ca2+-dependently co-localizes to aberrant endosomes with dominant-negative AAA ATPase SKD1/Vps4B. Biochem J. 2005;391:677-85 pubmed
    ..Alix (ALG-2-interacting protein X)/AIP1 (ALG-2-interacting protein 1), one of its binding partners, interacts with TSG101 and CHMP4 (charged multivesicular body protein 4), which are components of ESCRT-I (endosomal sorting complex ..
  45. Bouamr F, Houck Loomis B, de Los Santos M, Casaday R, Johnson M, Goff S. The C-terminal portion of the Hrs protein interacts with Tsg101 and interferes with human immunodeficiency virus type 1 Gag particle production. J Virol. 2007;81:2909-22 pubmed
    The human immunodeficiency virus type 1 (HIV-1) Gag protein recruits Tsg101 to facilitate HIV-1 particle budding and release...
  46. Usami Y, Popov S, Gottlinger H. Potent rescue of human immunodeficiency virus type 1 late domain mutants by ALIX/AIP1 depends on its CHMP4 binding site. J Virol. 2007;81:6614-22 pubmed
    ..HIV-1 harbors a PTAP-type L domain in the p6 region of Gag that engages an endosomal budding machinery through Tsg101. In addition, an auxiliary L domain near the C terminus of p6 binds to ALIX/AIP1, which functions in the same ..
  47. Ma X, Edmund Sim U, Pauline B, Patricia L, Rahman J. Overexpression of WNT2 and TSG101 genes in colorectal carcinoma. Trop Biomed. 2008;25:46-57 pubmed
    ..In a previous study by our group, the tumour susceptibility gene 101 (TSG101) were found to be persistently upregulated in CRC cases...
  48. Okumura M, Ichioka F, Kobayashi R, Suzuki H, Yoshida H, Shibata H, et al. Penta-EF-hand protein ALG-2 functions as a Ca2+-dependent adaptor that bridges Alix and TSG101. Biochem Biophys Res Commun. 2009;386:237-41 pubmed publisher
    Alix and TSG101, known to physically interact with each other, have Pro-rich regions that are bound by ALG-2 Ca2+-dependently...
  49. Liu F, Yu Y, Jin Y, Fu S. TSG101, identified by screening a cancer cDNA library and soft agar assay, promotes cell proliferation in human lung cancer. Mol Biol Rep. 2010;37:2829-38 pubmed publisher
    ..The expression of TSG101 in lung cancer cell lines and specimens was confirmed using reverse transcription-polymerase chain reaction...
  50. Dolnik O, Kolesnikova L, Stevermann L, Becker S. Tsg101 is recruited by a late domain of the nucleocapsid protein to support budding of Marburg virus-like particles. J Virol. 2010;84:7847-56 pubmed publisher
    ..We observed that the ESCRT I protein Tsg101 was recruited by NP into NP-induced inclusions in the perinuclear region...
  51. Im Y, Kuo L, Ren X, Burgos P, Zhao X, Liu F, et al. Crystallographic and functional analysis of the ESCRT-I /HIV-1 Gag PTAP interaction. Structure. 2010;18:1536-47 pubmed publisher
    Budding of HIV-1 requires the binding of the PTAP late domain of the Gag p6 protein to the UEV domain of the TSG101 subunit of ESCRT-I. The normal function of this motif in cells is in receptor downregulation. Here, we report the 1.4-1...
  52. Hittelman A, Burakov D, Iñiguez Lluhí J, Freedman L, Garabedian M. Differential regulation of glucocorticoid receptor transcriptional activation via AF-1-associated proteins. EMBO J. 1999;18:5380-8 pubmed
    ..Utilizing a modified yeast two-hybrid approach, we have identified the tumor susceptibility gene 101 (TSG101) and the vitamin D receptor-interacting protein 150 (DRIP150) as proteins that interact ..
  53. Martin Serrano J, Yarovoy A, Perez Caballero D, Bieniasz P, Yaravoy A. Divergent retroviral late-budding domains recruit vacuolar protein sorting factors by using alternative adaptor proteins. Proc Natl Acad Sci U S A. 2003;100:12414-9 pubmed
  54. Bouamr F, Melillo J, Wang M, Nagashima K, de Los Santos M, Rein A, et al. PPPYVEPTAP motif is the late domain of human T-cell leukemia virus type 1 Gag and mediates its functional interaction with cellular proteins Nedd4 and Tsg101 [corrected]. J Virol. 2003;77:11882-95 pubmed
    ..Two-hybrid and in vitro binding assays showed that the HTLV-1 Gag polyprotein binds both Tsg101 and Nedd4 proteins...
  55. Kim H, Taylor L, Bar Sagi D. Spatial regulation of EGFR signaling by Sprouty2. Curr Biol. 2007;17:455-61 pubmed
    ..These observations suggest that EGFR signaling is controlled by a novel mechanism involving trafficking-dependent alterations in receptor compartmentalization. ..
  56. Fujii K, Hurley J, Freed E. Beyond Tsg101: the role of Alix in 'ESCRTing' HIV-1. Nat Rev Microbiol. 2007;5:912-6 pubmed
    ..Here, we focus on the use of host-cell factors during HIV-1 budding and highlight recent progress in our understanding of the role of one such factor, Alix, in both viral and cellular membrane budding and fission events. ..
  57. Metcalf D, Isaacs A. The role of ESCRT proteins in fusion events involving lysosomes, endosomes and autophagosomes. Biochem Soc Trans. 2010;38:1469-73 pubmed publisher
  58. Nagashima S, Takahashi M, Jirintai S, Tanaka T, Nishizawa T, Yasuda J, et al. Tumour susceptibility gene 101 and the vacuolar protein sorting pathway are required for the release of hepatitis E virions. J Gen Virol. 2011;92:2838-48 pubmed publisher
    ..In this study, we investigated the direct interaction between the ORF3 protein and tumour susceptibility gene 101 (Tsg101), a cellular factor involved in the budding of viruses containing the P(T/S)AP late-domain, in PLC/PRF/5 cells ..
  59. Horgan C, Hanscom S, Kelly E, McCaffrey M. Tumor susceptibility gene 101 (TSG101) is a novel binding-partner for the class II Rab11-FIPs. PLoS ONE. 2012;7:e32030 pubmed publisher
    ..Through proteomic screening, we have identified TSG101 (tumor susceptibility gene 101), a component of the ESCRT-I (endosomal sorting complex required for transport) complex, as a novel ..
  60. Lee M, Feinberg A. Aberrant splicing but not mutations of TSG101 in human breast cancer. Cancer Res. 1997;57:3131-4 pubmed
    The 11p15 gene TSG101 was recently reported to undergo frequent large intragenic deletions in human breast cancer...
  61. Gayther S, Barski P, Batley S, Li L, de Foy K, Cohen S, et al. Aberrant splicing of the TSG101 and FHIT genes occurs frequently in multiple malignancies and in normal tissues and mimics alterations previously described in tumours. Oncogene. 1997;15:2119-26 pubmed
    Intragenic deletions of TSG101, the human homolog of a mouse gene (tsg101) that acts to suppress malignant cell growth, were reported in human breast tumours...
  62. Stuchell M, Garrus J, Muller B, Stray K, Ghaffarian S, McKinnon R, et al. The human endosomal sorting complex required for transport (ESCRT-I) and its role in HIV-1 budding. J Biol Chem. 2004;279:36059-71 pubmed
    ..budding requires an interaction between the PTAP late domain in the viral p6(Gag) protein and the cellular protein TSG101. In yeast, Vps23p/TSG101 binds both Vps28p and Vps37p to form the soluble ESCRT-I complex, which functions in ..
  63. Bache K, Slagsvold T, Cabezas A, Rosendal K, Raiborg C, Stenmark H. The growth-regulatory protein HCRP1/hVps37A is a subunit of mammalian ESCRT-I and mediates receptor down-regulation. Mol Biol Cell. 2004;15:4337-46 pubmed
    ..Whereas mammalian homologues of Vps23 and Vps28 (named Tsg101 and hVps28, respectively) have been identified and characterized, a mammalian counterpart of Vps37 has not yet ..
  64. Zhang Y, Song M, Cui Z, Li C, Xue X, Yu M, et al. Down-regulation of TSG101 by small interfering RNA inhibits the proliferation of breast cancer cells through the MAPK/ERK signal pathway. Histol Histopathol. 2011;26:87-94 pubmed publisher
    We designed to investigate the effects of down-regulating the tumor susceptibility gene 101 (TSG101) on the proliferation and apoptosis of the human breast cancer MCF-7 cell line, and the role of the MAPK/ERK signal pathway in this ..
  65. Dussupt V, Sette P, Bello N, Javid M, Nagashima K, Bouamr F. Basic residues in the nucleocapsid domain of Gag are critical for late events of HIV-1 budding. J Virol. 2011;85:2304-15 pubmed publisher
    The p6 region of HIV-1 Gag contains two late (L) domains, PTAP and LYPXnL, that bind the cellular proteins Tsg101 and Alix, respectively...
  66. Van Engelenburg S, Shtengel G, Sengupta P, Waki K, Jarnik M, Ablan S, et al. Distribution of ESCRT machinery at HIV assembly sites reveals virus scaffolding of ESCRT subunits. Science. 2014;343:653-6 pubmed publisher
    ..the head of budding virions and released particles, with head-localized levels of CHMP2A decreasing relative to Tsg101 and CHMP4B upon virus abscission...
  67. Xie W, Li L, Cohen S. Cell cycle-dependent subcellular localization of the TSG101 protein and mitotic and nuclear abnormalities associated with TSG101 deficiency. Proc Natl Acad Sci U S A. 1998;95:1595-600 pubmed
    b>TSG101 is a recently discovered tumor susceptibility gene whose functional inactivation in mouse fibroblasts results in cell transformation and the ability to form metastatic tumors in nude mice...
  68. Sun Z, Pan J, Hope W, Cohen S, Balk S. Tumor susceptibility gene 101 protein represses androgen receptor transactivation and interacts with p300. Cancer. 1999;86:689-96 pubmed
    Functional inactivation of the tsg101 gene in mouse fibroblasts leads to cell transformation and the ability to form metastatic tumors in nude mice...
  69. Martin Serrano J, Zang T, Bieniasz P. HIV-1 and Ebola virus encode small peptide motifs that recruit Tsg101 to sites of particle assembly to facilitate egress. Nat Med. 2001;7:1313-9 pubmed publisher
    ..We report here that interactions between Tsg101, a factor involved in endosomal protein sorting, and short peptide motifs in the HIV-1 Gag late domain and Ebola ..
  70. Demirov D, Ono A, Orenstein J, Freed E. Overexpression of the N-terminal domain of TSG101 inhibits HIV-1 budding by blocking late domain function. Proc Natl Acad Sci U S A. 2002;99:955-60 pubmed
    ..Recently, it was demonstrated that the product of tumor susceptibility gene 101 (TSG101), which contains at its N terminus a domain highly related to ubiquitin-conjugating (E2) ..
  71. Bouamr F, Scarlata S, Carter C. Role of myristylation in HIV-1 Gag assembly. Biochemistry. 2003;42:6408-17 pubmed
    ..binding site in the CA domain downstream of MA was more accessible in the unmyristylated Gag protein, while the Tsg101 binding site in the C-terminal region was equally available in the unmyristylated and myristylated Gag proteins...
  72. Lu Q, Hope L, Brasch M, Reinhard C, Cohen S. TSG101 interaction with HRS mediates endosomal trafficking and receptor down-regulation. Proc Natl Acad Sci U S A. 2003;100:7626-31 pubmed
    ..b>Tumor susceptibility gene 101 (tsg101) recently was found to be centrally involved in this process...
  73. Strack B, Calistri A, Craig S, Popova E, Gottlinger H. AIP1/ALIX is a binding partner for HIV-1 p6 and EIAV p9 functioning in virus budding. Cell. 2003;114:689-99 pubmed
    ..late assembly (L) domain in the p6 region of HIV-1 Gag mediates the detachment of the virion by recruiting host Tsg101, a component of the class E vacuolar protein sorting (Vps) machinery...
  74. Oh K, Stanton M, West W, Todd G, Wagner K. Tsg101 is upregulated in a subset of invasive human breast cancers and its targeted overexpression in transgenic mice reveals weak oncogenic properties for mammary cancer initiation. Oncogene. 2007;26:5950-9 pubmed
    Previous studies reported that the Tumor Susceptibility Gene 101 (TSG101) is upregulated in selected human malignancies, and the expression of exogenous Tsg101 was suggested to transform immortalized fibroblasts in culture...
  75. Bishop N, Woodman P. TSG101/mammalian VPS23 and mammalian VPS28 interact directly and are recruited to VPS4-induced endosomes. J Biol Chem. 2001;276:11735-42 pubmed
    ..We have identified the mammalian orthologue of Vps28p as a 221- amino acid cytosolic protein that interacts with TSG101/mammalian VPS23 to form part of a multiprotein complex...
  76. Pornillos O, Alam S, Rich R, Myszka D, Davis D, Sundquist W. Structure and functional interactions of the Tsg101 UEV domain. EMBO J. 2002;21:2397-406 pubmed
    Human Tsg101 plays key roles in HIV budding and in cellular vacuolar protein sorting (VPS). In performing these functions, Tsg101 binds both ubiquitin (Ub) and the PTAP tetrapeptide 'late domain' motif located within the viral Gag protein...
  77. Krempler A, Henry M, Triplett A, Wagner K. Targeted deletion of the Tsg101 gene results in cell cycle arrest at G1/S and p53-independent cell death. J Biol Chem. 2002;277:43216-23 pubmed
    The tumor susceptibility gene 101 (Tsg101) was originally discovered in a screen for potential tumor suppressors using insertional mutagenesis in immortalized fibroblasts...
  78. Razi M, Futter C. Distinct roles for Tsg101 and Hrs in multivesicular body formation and inward vesiculation. Mol Biol Cell. 2006;17:3469-83 pubmed
    ..Here, we show that EGF-stimulated MVB formation requires the tumor susceptibility gene, Tsg101, a component of the ESCRT (endosomal sorting complex required for transport) machinery...
  79. Young T, Rosen D, Mei F, Li N, Liu J, Wang X, et al. Up-regulation of tumor susceptibility gene 101 conveys poor prognosis through suppression of p21 expression in ovarian cancer. Clin Cancer Res. 2007;13:3848-54 pubmed
    The function of tumor susceptibility gene 101 (TSG101) in ovarian carcinogenesis is largely unexplored...
  80. Joshi A, Garg H, Nagashima K, Bonifacino J, Freed E. GGA and Arf proteins modulate retrovirus assembly and release. Mol Cell. 2008;30:227-38 pubmed publisher
    ..These findings identify the GGA proteins as modulators of HIV-1 release and the Arf proteins as critical cellular cofactors in retroviral Gag trafficking to the plasma membrane. ..
  81. Weiss E, Gottlinger H. The role of cellular factors in promoting HIV budding. J Mol Biol. 2011;410:525-33 pubmed publisher
    ..Surprisingly, HIV-1 requires only a subset of ESCRT-III components, indicating that the membrane fission reaction that occurs during HIV-1 budding differs in crucial aspects from topologically related cellular abscission events. ..
  82. Agromayor M, Soler N, Caballe A, Kueck T, Freund S, Allen M, et al. The UBAP1 subunit of ESCRT-I interacts with ubiquitin via a SOUBA domain. Structure. 2012;20:414-28 pubmed publisher
    ..associated protein 1 (UBAP1), a subunit of human ESCRT-I, coassembles in a stable 1:1:1:1 complex with Vps23/TSG101, VPS28, and VPS37...
  83. Grover J, Llewellyn G, Soheilian F, Nagashima K, Veatch S, Ono A. Roles played by capsid-dependent induction of membrane curvature and Gag-ESCRT interactions in tetherin recruitment to HIV-1 assembly sites. J Virol. 2013;87:4650-64 pubmed publisher
    ..disruption was accomplished via amino acid substitutions in late domain motifs, expression of a dominant-negative Tsg101 derivative, or small interfering RNA (siRNA)-mediated depletion of Tsg101 or Alix...
  84. Wagner K, Dierisseau P, Rucker E, Robinson G, Hennighausen L. Genomic architecture and transcriptional activation of the mouse and human tumor susceptibility gene TSG101: common types of shorter transcripts are true alternative splice variants. Oncogene. 1998;17:2761-70 pubmed
    The functional inactivation of the tumor susceptibility gene tsg101 in mouse NIH3T3 cells leads to cell transformation and the formation of metastatic tumors in nude mice...
  85. Bache K, Brech A, Mehlum A, Stenmark H. Hrs regulates multivesicular body formation via ESCRT recruitment to endosomes. J Cell Biol. 2003;162:435-42 pubmed
    ..Here, we show that Hrs binds to the ESCRT-I subunit Tsg101 via a PSAP motif that is conserved in Tsg101-binding viral proteins...
  86. Heidecker G, Lloyd P, Fox K, Nagashima K, Derse D. Late assembly motifs of human T-cell leukemia virus type 1 and their relative roles in particle release. J Virol. 2004;78:6636-48 pubmed publisher
    ..They have been shown to interact with the cellular proteins TSG101, Nedd4, and AP2 or AIP, respectively...
  87. Moberg K, Schelble S, Burdick S, Hariharan I. Mutations in erupted, the Drosophila ortholog of mammalian tumor susceptibility gene 101, elicit non-cell-autonomous overgrowth. Dev Cell. 2005;9:699-710 pubmed
    ..Here, we show that patches of tissue that are mutant for the Drosophila Tsg101 ortholog, erupted, cause dramatic overproliferation of adjacent wild-type tissue...
  88. Shibata H, Suzuki H, Kakiuchi T, Inuzuka T, Yoshida H, Mizuno T, et al. Identification of Alix-type and Non-Alix-type ALG-2-binding sites in human phospholipid scramblase 3: differential binding to an alternatively spliced isoform and amino acid-substituted mutants. J Biol Chem. 2008;283:9623-32 pubmed publisher
    ..to ALG-2(DeltaGF122): (i) isoform-non-interactive (ABS-1) types, including Alix, annexin A7, annexin A11, and TSG101 and (ii) isoform-interactive (ABS-2) types including PLSCR3, PLSCR4 and Sec31A...
  89. Lee H, Elia N, Ghirlando R, Lippincott Schwartz J, Hurley J. Midbody targeting of the ESCRT machinery by a noncanonical coiled coil in CEP55. Science. 2008;322:576-80 pubmed publisher
    ..Biochemical experiments show that peptides from ALIX and the ESCRT-I subunit TSG101 compete for binding to the ESCRT and ALIX-binding region (EABR) of CEP55...
  90. Zhou X, Si J, Corvera J, Gallick G, Kuang J. Decoding the intrinsic mechanism that prohibits ALIX interaction with ESCRT and viral proteins. Biochem J. 2010;432:525-34 pubmed publisher
    ..Our results demonstrate that an intramolecular interaction between Patch 2 in the Bro1 domain and the TSG101 (tumour susceptibility gene 101 protein)-docking site in the proline-rich domain locks ALIX into a closed ..
  91. Stefani F, Zhang L, Taylor S, Donovan J, Rollinson S, Doyotte A, et al. UBAP1 is a component of an endosome-specific ESCRT-I complex that is essential for MVB sorting. Curr Biol. 2011;21:1245-50 pubmed publisher
    ..Mammalian ESCRT-I comprises TSG101, VPS28, VPS37A-D, and MVB12A/B...
  92. Ehrlich L, Medina G, Carter C. ESCRT machinery potentiates HIV-1 utilization of the PI(4,5)P(2)-PLC-IP3R-Ca(2+) signaling cascade. J Mol Biol. 2011;413:347-58 pubmed publisher
    ..Linkage is normally through binding of Tsg101, an ESCRT-1 component, to the P(7)TAP motif in the p6 region of Gag...