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  4. Recombinant Human Occludin (OCLN), partial

Recombinant Human Occludin (OCLN), partial

  • 货号：
    CSB-YP016263HU1
  • 规格：
  • 来源：
    Yeast
  • 其他：
  • 货号：
    CSB-EP016263HU1
  • 规格：
  • 来源：
    E.coli
  • 其他：
  • 货号：
    CSB-EP016263HU1-B
  • 规格：
  • 来源：
    E.coli
  • 共轭：
    Avi-tag Biotinylated

    E. coli biotin ligase (BirA) is highly specific in covalently attaching biotin to the 15 amino acid AviTag peptide. This recombinant protein was biotinylated in vivo by AviTag-BirA technology, which method is BriA catalyzes amide linkage between the biotin and the specific lysine of the AviTag.

  • 其他：
  • 货号：
    CSB-BP016263HU1
  • 规格：
  • 来源：
    Baculovirus
  • 其他：
  • 货号：
    CSB-MP016263HU1
  • 规格：
  • 来源：
    Mammalian cell
  • 其他：

产品详情

  • 纯度：
    >85% (SDS-PAGE)
  • 基因名：
  • Uniprot No.：
  • 别名：
    OCLN; Occludin
  • 种属：
    Homo sapiens (Human)
  • 蛋白长度：
    Partial
  • 蛋白标签：
    Tag type will be determined during the manufacturing process.
    The tag type will be determined during production process. If you have specified tag type, please tell us and we will develop the specified tag preferentially.
  • 产品提供形式：
    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.
  • 复溶：
    We recommend that this vial be briefly centrifuged prior to opening to bring the contents to the bottom. Please reconstitute protein in deionized sterile water to a concentration of 0.1-1.0 mg/mL.We recommend to add 5-50% of glycerol (final concentration) and aliquot for long-term storage at -20℃/-80℃. Our default final concentration of glycerol is 50%. Customers could use it as reference.
  • 储存条件：
    Store at -20°C/-80°C upon receipt, aliquoting is necessary for mutiple use. Avoid repeated freeze-thaw cycles.
  • 保质期：
    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.
  • 货期：
    Delivery time may differ from different purchasing way or location, please kindly consult your local distributors for specific delivery time.
    Note: All of our proteins are default shipped with normal blue ice packs, if you request to ship with dry ice, please communicate with us in advance and extra fees will be charged.
  • 注意事项：
    Repeated freezing and thawing is not recommended. Store working aliquots at 4°C for up to one week.
  • Datasheet ：
    Please contact us to get it.

产品评价

靶点详情

  • 功能：
    May play a role in the formation and regulation of the tight junction (TJ) paracellular permeability barrier. It is able to induce adhesion when expressed in cells lacking tight junctions.; (Microbial infection) Acts as a co-receptor for hepatitis C virus (HCV) in hepatocytes.
  • 基因功能参考文献：
    1. our findings for the first time identify the role of occludin as a tumor promoter and a prometastatic factor in lung cancer, demonstrating that occludin is a potential prognostic biomarker and therapeutic target in lung cancer PMID: 29750300
    2. Occludin protein may contribute to the development of cervical cancer. However, it was not correlated with the clinical features. PMID: 29516973
    3. Low occludin expression is associated with Renal cell carcinoma. PMID: 28534944
    4. decreased interaction between ZO-1 and occludin might contribute to the epiphora occurred in the transplanted submandibular glands PMID: 28332063
    5. integration of claudin-2, occludin and ZO-1 is necessary for maintaining the function of the proximal tubular epithelium. PMID: 29252987
    6. Molecular studies of the OCLN gene (NM_001205254) identified six distinct candidate mutations in polymicrogyria. PMID: 28179633
    7. Glutamine increased claudin-1 expression in the colonic mucosa of patients with irritable bowel syndrome. In contrast, occludin expression was not significantly modified by glutamine. PMID: 25972430
    8. Endothelial cellsTLR4 strongly regulates retinal vessel permeability by reducing expression of occludin and zonula occludens 1. PMID: 29136627
    9. Suggest endothelial progenitor cell occluding regulates tube formation, sprouting, and proliferation. PMID: 28681912
    10. Viral infectivity was significantly reduced by miR-200c but enhanced by miR-122. PMID: 28642978
    11. The mechanism of transition from nondifferentiated to differentiated states in HepaRG cells was studed by proteomics. Two key factors (MMP-14 and OCLN) were validated by qRT-PCR and Western blot. PMID: 27790907
    12. Intracellular zinc has an essential role in the maintenance of the intestinal epithelial tight junction barrier through regulation of occludin proteolysis and claudin-3 transcription. PMID: 27151944
    13. Data suggest that long noncoding RNA PlncRNA1 and microRNA miR-34c bound together to regulate the expressions of MAZ, ZO-1 and occludin. PMID: 28153728
    14. Study provides evidence that occludin contributes to the regulation of size-reductive proliferation and epithelial cell maturation in a phosphorylation-dependent manner. PMID: 27185880
    15. Report shows that silencing MARCH3 protects the endothelial barrier and upregulates OCLN in MARCH3-depleted cells. MARCH3 silencing results in the strengthening of cell-cell contacts and inactivates FoxO1. PMID: 27616439
    16. STAT3 activation downregulates the ZO-1 and occludin levels and increases the endothelial permeability through the induction of VEGF production in retinal endothelial cells. PMID: 27580405
    17. Downregulation of OCLN is associated with clear cell renal cell carcinoma. PMID: 28184927
    18. These data suggest that the Rho/ROCK signaling pathway is involved in HIV-1 Tat-mediated changes in occludin, RAGE, and LRP1 in human cerebral microvascular endothelial cells cells. PMID: 27563375
    19. OCLN is essential for HCV infection of human hepatic cells. PMID: 26887345
    20. OCLN and ZO1 levels appear to be early prognostic markers in patients suffering from sepsis. PMID: 26863122
    21. autotypic tight junctions molecular composition, like claudin-1 and occludin expression could influence the demyelinating process by altering the permeability of the blood-nerve barrier. PMID: 26662145
    22. Occludin expression has a clear relationship with bone metastasis in human cancer. PMID: 26977027
    23. This is report of a family of Indian origin with two affected sibs and segregation of a homozygous novel OCLN mutation in the exon 3(NG_028291.1(OCLN_v001):c.252delC). PMID: 26689621
    24. Data show that estrogen mediates control of hepatitis C virus through the G-protein-coupled estrogen receptor 30 (GPR30) pathway leading to cleavage of occludin by Matrix Metalloproteinase-9 (MMP-9). PMID: 26731262
    25. In hepatitis C virus -infected human livers, occludin and ADRP mRNA expression levels correlated with each other. Hepatitis C virus increases occludin expression via the upregulation of ADRP. PMID: 26731658
    26. Data show that claudin-6 (CLDN6) R209Q and occludin (OCLN) P24A mutations do not affect HCV pseudoparticles (HCVpp) entry. PMID: 26561856
    27. resistance to HCV in HIV+ patients may be related to genetic variation in SCARB1 or OCLN PMID: 26571379
    28. Angiopoietin-1 Regulates Brain Endothelial Permeability through PTPN-2 Mediated Tyrosine Dephosphorylation of Occludin PMID: 26090670
    29. TIMP1 downregulates MMP-2 activity and inhibits the degradation of occluding in Caco-2 intestinal cells PMID: 25665057
    30. Study uncovers a novel antiviral effect of miR-122 on human liver cells and shows that over-expression of miR-122 can decrease HCV entry into hepatocytes through down-regulation of OCLN. PMID: 25302477
    31. Lipid raft-associated processes, such as PP2A and MMP-2 activation, participate in PCB153-induced disruption of occludin function in brain endothelial barrier. PMID: 26080028
    32. miR-18a and RUNX1 could reversely regulate the permeability of blood-tumor barrier as well as the expressions and distributions of ZO-1, occludin and claudin-5. PMID: 25452107
    33. Zonula occludens-1, occludin and E-cadherin expression and organization in salivary glands PMID: 25248927
    34. LL-37 selectively increased the expression of several claudins and occludin, and enhanced their membrane distribution. PMID: 24862212
    35. In conclusion, our present study indicated that miR-34c regulated the permeability of BTB via MAZ-mediated expression changes of ZO-1, occludin, and claudin-5. PMID: 25201524
    36. findings suggest that cerebral vascular cells express functional BACE1. Moreover, elevated vascular BACE1 may contribute to deficiency of occludin in caa. PMID: 24739782
    37. luciferase assays and chromatin immunoprecipitation assays showed that KLF4 up-regulated the promoter activities and interacted with "CACCC" DNA sequence presented in the promoters of ZO-1, occludin, and claudin-5. PMID: 24318462
    38. We conclude that OCEL-mediated occludin interactions are essential for limiting paracellular macromolecular flux. PMID: 23924897
    39. Data suggest components of diet supplements (here, glutamine/arginine) can improve permeability and tight junction protein expression (OCLN/zona occludens 1) in enterocytes exposed to deleterious effects of antineoplastic agents (here, methotrexate). PMID: 23428392
    40. Eosinophilic esophagitis (EoE), an inflammatory atopic disease of the esophagus, causes massive eosinophil infiltration, basal cell hyperplasia, and sub-epithelial fibrosis. Western analysis of pinch biopsies from EoE and normal pediatric patients indicated reduced expression of intercellular junction proteins, E-cadherin and claudin-1 and increased expression of occludin and vimentin. PMID: 23792687
    41. actin cytoskeletal dynamics is detrimental to METH-induced BBB dysfunction by increasing internalization of occludin. PMID: 24081143
    42. identification of a novel deletion/rearrangement of OCLN that results in band-like brain calcification, limited cognitive abilities, failure to thrive and renal dysfunction in early childhood PMID: 23793442
    43. In HepG2 cells, both hepatitis C virus cell entry and tight junction formation were impaired by OCLN silencing and restored by expression of antibody regulatable OCLN mutant. PMID: 23555257
    44. Loss of occludin is involved in adhesion, apoptosis, differentiation, Ca2+-homeostasis and neoplastic transformation in UV-exposed human keratinocytes and in skin neoplasms. PMID: 23390516
    45. Sinonasal epithelium in allergic fungal rhinosinusitis displays increased epithelial permeability and an altered expression of occludin. PMID: 22927233
    46. HuR promotes occludin translation by blocking occludin mRNA translocation to P-bodies via the displacement of CUGBP1. PMID: 23155001
    47. It is concluded that attenuated expression of the TJ proteins occludin and ZO-1 in human gastric epithelial cells could be involved in clopidogrel-induced gastric mucosal injury through activation of the p38 MAPK pathway PMID: 23220562
    48. Elevated occludin expression is associated with active ulcerative colitis. PMID: 22134947
    49. TTF-1 transcriptionally regulates occludin PMID: 22761434
    50. We define the interface between the ZO-1 PDZ3-SH3-U5-GuK (PSG) and occludin coiled-coil (CC) domains. PMID: 22711802

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  • 相关疾病：
    Pseudo-TORCH syndrome 1 (PTORCH1)
  • 亚细胞定位：
    Cell membrane; Multi-pass membrane protein. Cell junction, tight junction.
  • 蛋白家族：
    ELL/occludin family
  • 组织特异性：
    Localized at tight junctions of both epithelial and endothelial cells. Highly expressed in kidney. Not detected in testis.
  • 数据库链接：

    HGNC: 8104

    OMIM: 251290

    KEGG: hsa:100506658

    STRING: 9606.ENSP00000347379

    UniGene: Hs.592605