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Recombinant Human Coagulation factor XI (F11), partial

In Stock
  • 货号:
    CSB-EP007916HU
  • 规格:
    ¥1836
  • 图片:
    • (Tris-Glycine gel) Discontinuous SDS-PAGE (reduced) with 5% enrichment gel and 15% separation gel.
  • 其他:

产品详情

  • 纯度:
    Greater than 90% as determined by SDS-PAGE.
  • 基因名:
  • Uniprot No.:
  • 别名:
    coagulation factor XI; Coagulation factor XIa light chain; F11; FA11_HUMAN; FXI; MGC141891; Plasma thromboplastin antecedent; Platelet coagulation factor XI ; PTA
  • 种属:
    Homo sapiens (Human)
  • 蛋白长度:
    Partial
  • 来源:
    E.coli
  • 分子量:
    45.2kDa
  • 表达区域:
    19-387aa
  • 氨基酸序列
    ECVTQLLKDTCFEGGDITTVFTPSAKYCQVVCTYHPRCLLFTFTAESPSEDPTRWFTCVLKDSVTETLPRVNRTAAISGYSFKQCSHQISACNKDIYVDLDMKGINYNSSVAKSAQECQERCTDDVHCHFFTYATRQFPSLEHRNICLLKHTQTGTPTRITKLDKVVSGFSLKSCALSNLACIRDIFPNTVFADSNIDSVMAPDAFVCGRICTHHPGCLFFTFFSQEWPKESQRNLCLLKTSESGLPSTRIKKSKALSGFSLQSCRHSIPVFCHSSFYHDTDFLGEELDIVAAKSHEACQKLCTNAVRCQFFTYTPAQASCNEGKGKCYLKLSSNGSPTKILHGRGGISGYTLRLCKMDNECTTKIKPR
    Note: The complete sequence including tag sequence, target protein sequence and linker sequence could be provided upon request.
  • 蛋白标签:
    N-terminal 6xHis-tagged
  • 产品提供形式:
    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.
  • 缓冲液:
    Tris-based buffer,50% glycerol
  • 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:
    3-7 business days
  • 注意事项:
    Repeated freezing and thawing is not recommended. Store working aliquots at 4°C for up to one week.
  • Datasheet & COA:
    Please contact us to get it.

产品评价

靶点详情

  • 功能:
    Factor XI triggers the middle phase of the intrinsic pathway of blood coagulation by activating factor IX.
  • 基因功能参考文献:
    1. Direct DNA sequencing analysis of the F11 genes revealed that all of the 14 patients had a F11 gene mutation. Eight different mutations were identified in the apple 1, apple 2 or serine protease domains, except one which was a splice site mutation. Six of the mutations were recurrent. PMID: 27723456
    2. The aim of the current study was to analyze, for the first time in the Portuguese population, five well known and replicated venous thromboembolism - associated single nucleotide polymorphisms in genes ABO (rs2519093 and rs8176719), F11 (rs2036914 and rs2289252) and FGG (rs2066865), and to determine its possible association with risk for venous thromboembolism. PMID: 29995659
    3. Data indicate four new factor XI (FXI) gene defects potentially causing a functional deficiency and the duplication of 1653 bp involving exons 8 and 9. PMID: 28960694
    4. In this prospective cohort of elderly adults, there was no statistically significant association of higher FXI levels with incident coronary heart disease and stroke. PMID: 28009647
    5. High molecular weight kininogen has an inhibitory effect on nucleic acid-supported fXI activation and may function as a negative regulator of fXI activation. PMID: 28124063
    6. FXI has a role in promoting a vascular coagulation-inflammatory circuit in arterial hypertension PMID: 28148841
    7. thrombin activatable fibrinolysis inhibitor pathway impairment, largely caused by a hitherto unknown TAFIa resistance, appears to be one main cause of decreased fibrinolytic resistance in FXI deficiency PMID: 27094709
    8. factor XI has a role in procoagulant microparticle-promoted coagulation in human endotoxemia PMID: 26857798
    9. Three loci showed robust, replicating association with circulating FXI levels: KNG1 (rs710446, P-value = 2.07 x 10-302), F11 (rs4253417, P-value = 2.86 x 10-193), and a novel association in GCKR (rs780094, P-value = 3.56 x10-09), here for the first time implicated in FXI regulation. The two first SNPs (rs710446 and rs4253417) also associated with partial thromboplastin time PMID: 28053049
    10. The rs710446 and five low-frequency variant sets in KNG1 with FXI level variation of Factor XI were significant after multiple testing correction and permutation. PMID: 28445521
    11. Exploring the global landscape of genetic variation in coagulation factor XI deficiency PMID: 28615222
    12. Structures of FXI in complex with the laminin-derived peptide EFPDFP and a DFP peptide from the random screen demonstrated binding in the same pocket, although in a slightly different conformation, thus revealing some flexibility in the molecular interactions of the FXI apple 2 domain. PMID: 27006387
    13. inhibition of FXI and FXII distinctly alter the biophysical properties of fibrin. PMID: 27933406
    14. Data show that among the studied polymorphisms, only coagulation factor XI (F11) single nucleotide polymorphism rs2289252 was significantly associated with venous thrombosis (VT) and the F11 rs2289252-A allele was associated with a 1.6-fold increased risk of VT PMID: 27414984
    15. Thus in conclusion, the bleeding manifestations in FXI deficiency are varied and unpredictable; neither correlates with FXI levels nor with the mutations. Comprehensive analysis of all the factors including both plasma and platelet FXI, global hemostatic factors like thrombin generation potential may indicate a potential laboratory indicator for FXI deficiency related bleeding manifestations. PMID: 27710856
    16. Fasudil reduced LPS-mediated TF and PAI-1 expression and activity in PBMCs. These effects may partially be relevant to the clinical benefits of fasudil in the treatment of CAPD patients. PMID: 27756191
    17. rs2289252 and rs2036914 polymorphisms have important role in development of venous thromboembolism in the white race PMID: 28353616
    18. High activity of factor XI indicates a risk of occurrence of deep vein thrombosis in post-trauma patients with fractures. F11 rs2089252 and rs2036914 (single nucleotide polymorphisms) are associated with activity of factors XI in such patients despite prophylaxis. PMID: 27627722
    19. this study confirms the significant associations between polymorphism of 25264C.T in FXI and its activity and the risk of deep vein thrombosis after artificial joint replacement surgery PMID: 26934731
    20. F11 genetic variants are associated with the risk of incident venous thrombosis among women PMID: 26631918
    21. This study characterized FXI deficiency mutation spectrum in Chinese population with a high frequency of the W228*, G400V, Q263* and c.1136-4delGTTG mutations, which is distinct from that of other populations including Korean, Jewish or European populations. PMID: 27067486
    22. factor XI is localized to GPIb in membrane rafts and that this association is important for promoting the activation of factor XI by thrombin on the platelet surface PMID: 12517745
    23. higher basal factor XI concentration in the general population is not a risk marker for stroke or coronary heart disease PMID: 26386215
    24. Factor XI and factor XII activities were significantly higher in patients with slow coronary flow than in controls, and could be associated with enhanced procoagulant state present in these patients. PMID: 24509324
    25. FXI-thrombin axis contributes to distal platelet activation and procoagulant microaggregate formation in the blood flow downstream of the site of thrombus formation. PMID: 26769048
    26. F11 gene variant rs2289252 contributes to inherited forms of deep vein thrombosis incidence in Latvian population. PMID: 25091233
    27. These studies enhance understanding on the first allosteric inhibitor of FXIa and highlight its value as a promising anticoagulant. PMID: 25935648
    28. ROTEM assays failed to distinguish bleeding from non-bleeding patients but could do so between different FXI activity levels and genotypes. PMID: 26160656
    29. increased activity of FXI may be a potential risk factor for miscarriage; high activity of FXI diagnosed in women with history of miscarriage is not probably caused by the presence of SNPs rs2289252 and rs2036914 PMID: 25517908
    30. Data indicate that the mean factor XI (FXI) was not significantly different in laboratories using the same method on both exercises, suggesting good intralaboratory precision over time. PMID: 25976967
    31. Identification of a novel c.290G>A mutation in the F11 gene that is associated with mild Factor XI deficiency in a Dutch Caucasian family. PMID: 25618263
    32. In whites, the FXI variant was associated with both factor XI concentration and venous thromboembolism (VTE) incidence (1.15-fold greater incidence of VTE per risk allele), whereas In African-Americans, these associations were absent. PMID: 26260105
    33. Mass spectrometry analyses of FXI revealed full occupation of two of the three heavy-chain glycosites and almost full-site occupancy of the light chain. Analysis of FXI glycopeptides by LC-MS/MS enabled site-specific glycan profiling and occupancy. PMID: 25092234
    34. This study presents the first application of a new thrombin generation based factor XIa assay. PMID: 25288467
    35. study determined the molecular basis of FXI deficiency in 6 unrelated severely deficient patients in China; reported 8 mutations in FXI gene leading to FXI deficiency; functional consequences of a novel mutation leading to FXI deficiency have been elucidated PMID: 25681615
    36. FXI expression is directly regulated by a specific miRNA, miR-181a-5p, in the human liver PMID: 25379760
    37. FXI may have a role in risk of ischemic stroke, but not myocardial infarct; FXII and prekallikrein may not have a role in either PMID: 24977287
    38. We suggested that the minor allele of rs3756008 in the promoter of FXI gene could reduce its expression in kidney. PMID: 24420855
    39. at variance with other populations, no single major founder effect is present in Italian patients with FXI deficiency. PMID: 24112640
    40. Genetic variants of coagulation factor XI show association with ischemic stroke up to 70 years of age. PMID: 24086496
    41. Identification of a novel candidate F11 gene mutation associated with a cross-reacting material positive plasma FXI deficiency. PMID: 23571684
    42. Studies indicate that in the past two decades, more than 220 mutations in the factor XI (FXI) gene have been reported in patients with FXI deficiency, of which 7 showed a founder effect. PMID: 23929304
    43. a novel mutations in family with inherited factor XI deficiency PMID: 23494098
    44. Propose that long polyphosphates promote FXII-mediated blood coagulation bypassing FXI. PMID: 23659638
    45. The rather rare type I mutation in the FXI gene is a third founder mutation in Ashkenazi Jews with factor XI deficiency. PMID: 23332144
    46. For activation by thrombin, or during autoactivation, the data support a cis-activation mechanism in which the activating protease binds to and activates the same fXI subunit. PMID: 23515926
    47. F11 gene mutational screening revealed 11 different DNA variations, 3 of which had not yet been described PMID: 23305485
    48. Factor XI is a substrate for oxidoreductases: enhanced activation of reduced FXI is found in antiphospholipid syndrome thrombosis. PMID: 22704541
    49. A novel amino acid substitution in the serine protease catalytic domain (Ile463Ser) appears to be responsible for the congenital factor XI deficiency in a Swiss family. PMID: 22322133
    50. The F11 rs2289252 polymorphism is associated with FXI activity levels and APTT ratio in women with thrombosis. PMID: 22633531

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  • 相关疾病:
    Factor XI deficiency (FA11D)
  • 亚细胞定位:
    Secreted.
  • 蛋白家族:
    Peptidase S1 family, Plasma kallikrein subfamily
  • 组织特异性:
    Isoform 2 is produced by platelets and megakaryocytes but absent from other blood cells.
  • 数据库链接:

    HGNC: 3529

    OMIM: 264900

    KEGG: hsa:2160

    STRING: 9606.ENSP00000384957

    UniGene: Hs.1430