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T5951

Sigma-Aldrich

Anti-TSG101 (C-terminal) antibody produced in rabbit

~1.5 mg/mL, affinity isolated antibody, buffered aqueous solution

Synonym(s):

Anti-Tumor Susceptibility Gene 101

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About This Item

MDL number:
UNSPSC Code:
12352203
NACRES:
NA.41

biological source

rabbit

conjugate

unconjugated

antibody form

affinity isolated antibody

antibody product type

primary antibodies

clone

polyclonal

form

buffered aqueous solution

mol wt

antigen 46 kDa (additional band of ~105 kDa may be observed in some preparations)

species reactivity

mouse, rat, human

concentration

~1.5 mg/mL

technique(s)

western blot: 0.4-0.8 μg/mL using rat brain extract (S1 cytosolic fraction)
western blot: 1-2 μg/mL using cell lysates of mouse fibroblast NIH3T3 cells and human A431 cells

UniProt accession no.

shipped in

dry ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... TSG101(7251)
mouse ... Tsg101(22088)
rat ... Tsg101(292925)

General description

Tumor susceptibility gene 101 encodes a multi-domain binding protein TSG101 which is 46 kDa. It is expressed in all tissues throughout development and is essential for both embryonic development and normal cell growth. It has an N-terminal UEV (N-terminal ubiquitin E2 variant) domain. Subcellular localization of TSG101 fluctuates in a cell-cycle dependent manner being localized in the nucleus and Golgi complex during interphase and in mitotic spindles and centrosome during mitosis.

Immunogen

synthetic peptide corresponding to amino acids 371-390 located at the C-terminus of human TSG101, conjugated to KLH. This sequence is identical in rat and mouse TSG101.

Application

Anti-TSG101 (C-terminal) antibody has been used in immnunoblotting and western blotting.

Biochem/physiol Actions

TSG101 mediates a variety of cellular functions including transcriptional regulation, ubiquitination, endosomal trafficking, proliferation, and cell survival. It has a central role in protein sorting during endocytosis. Human TSG101 is also required for the budding of several enveloped RNA viruses including human immunodeficiency (HIV) and Ebola viruses. TSG101 is involved in the regulation of the p53/MDM2 (proto-oncogene) pathway by affecting E3 ubiquitin-protein ligase MDM2 (MDM2) stability. The N-terminal UEV domain binds to a P(T/S)AP sequence of HIV-1 p6 Gag and Ebola Vp40 proteins required for budding. The proline-rich domain was found to act as an activation domain in transcriptional regulation. The C-terminal coiled-coil (CC2) domain was predicted to interact with the cell growth regulating protein stathmin and is involved in potential co-repressor activity.

Physical form

Solution in 0.01 M phosphate buffered saline, pH 7.4, containing 15 mM sodium azide.

Disclaimer

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

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Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Tumor susceptibility gene 101 protein represses androgen receptor transactivation and interacts with p300
Sun Z, et al.
Cancer, 86(4), 689-696 (1999)
Tsg101 is essential for cell growth, proliferation, and cell survival of embryonic and adult tissues
Wagner K, et al.
Molecular and Cellular Biology, 23(1), 150-162 (2003)
Let-7 microRNA family is selectively secreted into the extracellular environment via exosomes in a metastatic gastric cancer cell line
Ohshima K, et al.
PLoS ONE, 5(10), e13247-e13247 (2010)
Tsg101 and the vacuolar protein sorting pathway are essential for HIV-1 budding
Garrus JE, et al.
Cell, 107(1), 55-65 (2001)
Joanna Kowal et al.
Proceedings of the National Academy of Sciences of the United States of America, 113(8), E968-E977 (2016-02-10)
Extracellular vesicles (EVs) have become the focus of rising interest because of their numerous functions in physiology and pathology. Cells release heterogeneous vesicles of different sizes and intracellular origins, including small EVs formed inside endosomal compartments (i.e., exosomes) and EVs

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