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U5507

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Ubiquitin human

recombinant, expressed in E. coli (N-terminal histidine tagged)

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1 MG
R$ 2.772,00

About This Item

Número CAS:
Número MDL:
Código UNSPSC:
41106500
NACRES:
NA.32

R$ 2.772,00


Previsão de entrega em29 de maio de 2025


Solicite uma grande encomenda

fonte biológica

human

Nível de qualidade

recombinante

expressed in E. coli (N-terminal histidine tagged)

Ensaio

≥95% (GE)

Formulário

lyophilized powder

peso molecular

10.7 kDa

técnica(s)

ligand binding assay: suitable

solubilidade

Tris-HCl, pH 7.5: 1.0—1.10 mg/mL, clear to slightly hazy, colorless

adequação

suitable for molecular biology

nº de adesão UniProt

temperatura de armazenamento

−20°C

Informações sobre genes

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Descrição geral

Research Area: CANCER
Ubiquitin is a highly conserved protein composed of 76 amino acids, and it is expressed universally in all eukaryotes, ranging from yeast to humans.[1]
Ubiquitin, a globular protein is made of 76 amino acids and has lysine residues on its surface. It has a molecular weight of 8565 Da.[2]N-Terminal histidine-tagged ubiquitin can replace native ubiquitin in the formation of poly-ubiquitin—protein conjugates. The histidine tag enables the separation and enrichment of protein conjugates on a Ni(II) column and the detection of conjugates in western blot by anti-histidine-tag antibodies.

Aplicação

Ubiquitin human can be used as a test compound for studying the isolation and characterization of rice E3-ubiquitin ligase and the role of OsHOS1 gene in the modulation of the cold stress response.[3]
Ubiquitin human has been used:
  • as a substrate in in vitro ubiquitination assays[4]
  • as substrate in ADP-ribosylation and ubiquitylation assays[5]
  • to supplement the 64 ng of endogenous ubiquitin in fresh blood for experiment grouping in order to study its potential clinical impact on cancer prognosis[6]

Ações bioquímicas/fisiológicas

Ubiquitin is a small regulatory protein present in eukaryote tissues. Exogenous ubiquitin can stimulate apoptosis in numerous cell lines.[7] E7 protein of human papilloma virus-16 stimulates Retinoblastoma Protein degradation via Ubiquitin-Proteasome Pathway.[8]
Ubiquitin plays a key role in normal eukaryotic cell function. It participates in the development and function of the immune system.[9] This immunophilin is also known to participate in immune homeostasis. The ubiquitin peptide fragment (U50-59) is capable of blocking cellular and humoral immunity.[6]
Ubiquitin-mediated proteolysis plays an important role in several basic cellular processes including regulation of cell cycle and division, differentiation and development, modulation of cell-surface receptors, the secretory pathway (protein transport), morphogenesis of neuronal networks, transcriptional regulation and signal transduction, transcriptional silencing, DNA repair, long-term memory, and circadian rhythms.[10]

Nota de preparo

Ubiquitin human can dissolved in 0.02 M Tris-HCl at a concentration of 1.00 - 1.10 mg/ml to yield a clear to slightly hazy, colorless solution.

Código de classe de armazenamento

11 - Combustible Solids

Classe de risco de água (WGK)

WGK 3

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable

Equipamento de proteção individual

Eyeshields, Gloves, type N95 (US)


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Sigma-Aldrich

C2867

Citocromo c

Ubiquitin modification by the E3 ligase/ADP-ribosyltransferase Dtx3L/Parp9
Yang CS, et al.
Molecular Cell, 66(4), 503-516 (2017)
Antigenic mimicry of ubiquitin by the gut bacterium Bacteroides fragilis: a potential link with autoimmune disease
Stewart L, et al.
Clinical and Experimental Immunology, 194(2), 153-165 (2018)
Proteomics strategy to identify substrates of LNX, a PDZ domain-containing E3 ubiquitin ligase
Guo Z, et al.
Journal of Proteome Research, 11(10), 4847-4862 (2012)
Tiago Lourenço et al.
Plant molecular biology, 83(4-5), 351-363 (2013-06-20)
Plants can cope with adverse environmental conditions through the activation of stress response signalling pathways, in which the proteasome seems to play an important role. However, the mechanisms underlying the proteasome-mediated stress response in rice are still not fully understood.
Regulation of NF-kappaB by ubiquitination
Chen J and Chen ZJ
Current Opinion in Immunology, 4-12 (2013)

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