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  4. Recombinant Human Trefoil factor 2 protein (TFF2)

Recombinant Human Trefoil factor 2 protein (TFF2)

In Stock
  • 中文名稱：
    人TFF2重組蛋白
  • 貨號(hào)：
    CSB-AP000351HU
  • 規(guī)格：
    ￥852
  • 圖片：
  • 其他：

產(chǎn)品詳情

  • 純度：
    >97% as determined by SDS-PAGE.
  • 內(nèi)毒素：
    Less than 1.0 EU/μg as determined by LAL method.
  • 生物活性：
    Fully biologically active when compared to standard. The ED50 as determined by a chemotaxis bioassay using human MCF-7 cells is less than 10 ng/ml, corresponding to a specific activity of >1.0x105 IU/mg.
  • 基因名：
    TFF2
  • Uniprot No.：
  • 別名：
    SML 1; SML1; SP; Spasmolysin; Spasmolytic polypeptide; spasmolytic protein 1 ; TFF 2; TFF2; TFF2_HUMAN; trefoil factor 2 (spasmolytic protein 1) ; Trefoil factor 2; Trefoil factor 2 precursor
  • 種屬：
    Homo sapiens (Human)
  • 蛋白長(zhǎng)度：
    Full Length of Mature Protein
  • 來(lái)源：
    E.Coli
  • 分子量：
    12.0 kDa
  • 表達(dá)區(qū)域：
    24-129aa
  • 氨基酸序列
    EKPSPCQCSR LSPHNRTNCG FPGITSDQCF DNGCCFDSSV TGVPWCFHPL PKQESDQCVM EVSDRRNCGY PGISPEECAS RKCCFSNFIF EVPWCFFPKS VEDCHY
  • 蛋白標(biāo)簽：
    Tag-Free
  • 產(chǎn)品提供形式：
    Liquid or Lyophilized powder
    Note: We will preferentially ship the format that we have in stock, however, if you have any special requirement for the format, please remark your requirement when placing the order, we will prepare according to your demand.
  • 緩沖液：
    0.2 μm filtered 20 mM PB, pH 7.4, 130mM NaCl ,lyophilized
  • 儲(chǔ)存條件：
    Store at -20°C/-80°C upon receipt, aliquoting is necessary for mutiple use. Avoid repeated freeze-thaw cycles.
  • 保質(zhì)期：
    The shelf life is related to many factors, storage state, buffer ingredients, storage temperature and the stability of the protein itself.
    Generally, the shelf life of liquid form is 6 months at -20°C/-80°C. The shelf life of lyophilized form is 12 months at -20°C/-80°C.
  • 貨期：
    5-10 business days
  • Datasheet & COA：
    Please contact us to get it.

產(chǎn)品評(píng)價(jià)

靶點(diǎn)詳情

  • 功能：
    Inhibits gastrointestinal motility and gastric acid secretion. Could function as a structural component of gastric mucus, possibly by stabilizing glycoproteins in the mucus gel through interactions with carbohydrate side chains.
  • 基因功能參考文獻(xiàn)：
    1. Data show that trefoil factor 2 (TFF2( urine levels continuously decreased with disease progression, TFF2 serum concentrations progressively increased from the early to later chronic kidney disease (CKD) stages, indicating changes in renal function and offering the potential to examine the course of CKD. PMID: 28355260
    2. this work reveals that TFF2 has tumor-suppressor activity, which may, in part, be regulated by SMAD4. PMID: 27523981
    3. Data show the important functions of TFF2 in the gastric mucus barrier, mucus epithelia, immune system, central nervous system, and during fertilization. It has been shown to interact with the gastric mucin MUC6. [Review] PMID: 26201258
    4. We reproducibly associate higher expression of the ligand-receptor axis of TFF2 and CXCR4 with BRAF V600E-mutant colon cancer PMID: 25899003
    5. protease-activated receptor 4 and Trefoil factor 2 are expressed in human colorectal cancer PMID: 25876034
    6. The structural features of the N-linked N,N'-di-N-acetyllactosediamine-inducing determinant on human TFF2 are discussed. PMID: 25210040
    7. Human TTF2 is a lectin that binds alpha-GlcNAc-capped mucin 6 g with antibiotic activity against Helicobacter pylori. PMID: 25124036
    8. Significantly higher levels of TFF2 were in patients with Multiple Organ Dysfunction Syndrome. PMID: 23628371
    9. There is an association between TFF2 and TFF3 polymorphisms and risk of atrophic gastritis and gastric cancer in Chinese people. PMID: 23933418
    10. Human gastric TFF2 peptide contains an N-linked fucosylated N,N'-diacetyllactosediamine (LacdiNAc) oligosaccharide PMID: 22997242
    11. Report TFF2 expression in normal/diseased pancreas and suggest role in tumor cell migration. PMID: 22286382
    12. Report a novel TFF2 splice variant (EX2TFF2) which correlates with longer overall survival time in cholangiocarcinoma. PMID: 22159958
    13. TFF2 messenger RNA expression is significantly increased in nasal mucosal brushings during asthma exacerbations in children. PMID: 22329990
    14. Data show that frog TFF2 activates protease-activated receptor (PAR) 1 to induce human platelet aggregation, and suggest that human TFF2 promotes cell migration via PAR4. PMID: 21461878
    15. TFF2 is mitogenic in cholangiocarcinoma via EGFR/MAPK activation. PMID: 21472131
    16. TFF2 negatively regulates preneoplastic progression and subsequent tumor development in the stomach, a role that is subverted by promoter methylation during H pylori infection PMID: 20801119
    17. autoinduction of promoter requires an upstream cis-acting element PMID: 12054609
    18. Transcripts not detectable in conjunctiva. Review. PMID: 12613926
    19. expression of TFF2 and Helicobacter pylori infection in carcinogenesis of gastric mucosa PMID: 12717829
    20. The results suggest that TFF2 expression may play a role in gastric cancer invasion and could be a useful target for therapeutic intervention. PMID: 13679442
    21. PPARgamma mediates NSAIDs-induced up-regulation of TFF2 expression in gastric epithelial cells. PMID: 14759512
    22. TFF2 and its putative receptor, DMBT1, were expressed non-specifically in biliary epithelial cells of the damaged small bile ducts, suggesting a cytoprotective role in biliary pathophysiology. PMID: 15101998
    23. TFF2 could play a role in mammary gland tumorigenesis. PMID: 15177880
    24. TFF2 is expressed in normal and malignant breast epithelial cells and it stimulates the migration of breast cancer cells. PMID: 15177883
    25. Epidermal growth factor and trefoil factor family 2 synergistically trigger chemotaxis on BEAS-2B cells via different signaling cascades PMID: 15256384
    26. Demonstration that TFF2 rhythm is impaired in cohorts of individuals known to suffer gastric symptoms suggests that interventions to restore the normal TFF2 rhythm in those with poor mucosal protection could reduce morbidity. PMID: 15984970
    27. TFF2 staining was detected in large, diffuse tumors and in tumors with lymph node metastasis and had a significant correlation with the number of microvessels. PMID: 16166422
    28. human pancreatic polypeptide inhibits TFF2 secretion in a diurnal rhythm PMID: 16359755
    29. Co-localization of TFF2 with gland mucous cell mucin suggests a physical interaction between TFF2 and gland mucous cell mucin. The TFF2 trapped in the adherent mucins may be responsible for mucosal defense, healing, and repair. PMID: 16786324
    30. PPARgamma may be involved in the gastric mucosal defense through regulating TFF2 expression PMID: 17118693
    31. Gastrin regulates TFF2 transcription through a GC-rich DNA-binding site and a protein kinase dependent pathway. PMID: 17332476
    32. CXCR4 as a bona fide signaling receptor for TFF2 and suggest a mechanism through which TFF2 may modulate immune and tumorigenic responses in vivo. PMID: 19064997
    33. The researchers found evidence that H. pylori-associated CAG has a negative effect on the expression of TFF2 in the gastric antrum and may be associated with H. pylori-induced gastric mucosal damage. PMID: 19344006
    34. p53 induces cell apoptosis and inhibits cell migration in part by downregulating TFF2 expression through an AP-1-like site, suggesting that TFF2 may be an important downstream target of p53. PMID: 19541923

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  • 亞細(xì)胞定位：
    Secreted.
  • 組織特異性：
    Stomach.
  • 數(shù)據(jù)庫(kù)鏈接：

    HGNC: 11756

    OMIM: 182590

    KEGG: hsa:7032

    STRING: 9606.ENSP00000291526

    UniGene: Hs.2979