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关于肿瘤敏感基因TSG101的分子生物学研究进展 被引量:2

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摘要 ISG101是近来发现的一个从酵母到人高度保守的蛋白家族。其N端与泛素结合酶(UBC)有一定的同源性。有研究表明:TSG101的转录子在某些肿瘤细胞中发生了异常剪接;TSG101可能有转录因子的作用;TSG101也有可能作为一种显性负调节子参与泛素系统对细胞周期的调节。
出处 《癌变.畸变.突变》 CAS CSCD 1999年第3期151-153,共3页 Carcinogenesis,Teratogenesis & Mutagenesis
基金 国家自然科学基金
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  • 1Li L, Li X, Francke U ,et al. The TSG101 tumor susceptibility gene is located in chromosome 11 band p15 and is mutated in human breast cancer. Cell, 1997,88 : 143-54.
  • 2Wagne KU, Diefisseau P, Hennighausen L. Assignmentl of the murine tumor susceptibility gene101 ( tsg101 ) and a processed tsg101 pseudogene (tsg101-psl) to mouse chromosome 7 band B5 and chromosome 15 band D1 by in situ hybridization. Cytogenet Cell Genet, 1999,84:87-88.
  • 3Wagner KU, Krempler A, Qi Y, et al. TSG101 Is essential for cell growth, proliferation, and cell survival of embryonic and adult tissues. Mole Cell Biol, 2003, 23 : 150-162.
  • 4Feng GH, Lih CJ, Cohen SN. TSG101 protein steady-state level is regulated posttranslationally by an evolutionarily conserved COOH-terminal sequence. Cancer Res , 2000, 6: 1736-41.
  • 5Babst M, Odorizzi G, Eden J, et al. Mammalian tumor susceptibility gene 101 (TSG101) and the Yeast homologue, Vps23p, both function in late endosomal trafficking. Traffic, 2000, 1: 248-258.
  • 6Amit I, Yakir L, Katz M,et al. Tal, a TSG101-specific E3 ubiquitin ligase, regulates receptor endocytosis and retrovirus budding. Genes Dev,2004,18 : 1737 -52.
  • 7Lu Q, Hope LW, Brasch M, et al. TSG101 interaction with HRS mediates endosomal trafficking and receptor down-regulation. Proc Natl Acad Sci U S A, 2003,24: 7626-7631.
  • 8Pornillos O, Higginson DS, Stray KM, et al. HIV Gag mimics the TSG101-recruiting activity of the human Hrs protein. Cell Biology,2003,162 : 425-434.
  • 9Li L, Liao J, Ruland J, et al. A TSG101/MDM2 regulatory loop modulates MDM2 degradation and MDM2/p53 feedback control.Proc Natl Acad Sci U S A, 2001,98: 1619-1624.
  • 10Oh H, Mammucari C, Nenci A, et al. Negative regulation of cell growth and differentiation by TSG101 through association with p21Cip1/WAF1. Proc Natl Acad Sci U S A, 2002, 4:5430-5435.

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