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  4. Recombinant Human Beta-defensin 1 protein (DEFB1) (Active)

Recombinant Human Beta-defensin 1 protein (DEFB1) (Active)

In Stock
  • 货号：
    CSB-AP003031HU
  • 规格：
    ￥852
  • 图片：
  • 其他：

产品详情

  • 纯度：
    >98% as determined by SDS-PAGE.
  • 内毒素：
    Less than 1.0 EU/μg as determined by LAL method.
  • 生物活性：
    Fully biologically active when compared to standard. The biological activity determined by a chemotaxis bioassay using CD34+ dendritic cells is in a concentration range of 100.0-1000.0 ng/ml.
  • 基因名：
    DEFB1
  • Uniprot No.：
  • 别名：
    BD 1; BD-1; BD1; beta 1; Beta defensin 1; Beta-defensin 1; DEFB 1; DEFB1; DEFB1_HUMAN; DEFB101; Defensin; Defensin beta 1; Defensin beta 1 preproprotein; HBD 1; hBD-1; HBD1; MGC51822
  • 种属：
    Homo sapiens (Human)
  • 蛋白长度：
    full length protein
  • 来源：
    E.Coli
  • 分子量：
    5.1 kDa
  • 表达区域：
    22-68aa
  • 氨基酸序列
    GNFLTGLGHR SDHYNCVSSG GQCLYSACPI FTKIQGTCYR GKAKCCK
  • 蛋白标签：
    Tag-Free
  • 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：
    0.2 μm filtered 20 mM PB, pH 7.4, 130 mM NaCl ,lyophilized
  • 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：
    5-10 business days
  • Datasheet & COA：
    Please contact us to get it.

产品评价

靶点详情

  • 功能：
    Has bactericidal activity. May act as a ligand for C-C chemokine receptor CCR6. Positively regulates the sperm motility and bactericidal activity in a CCR6-dependent manner. Binds to CCR6 and triggers Ca2+ mobilization in the sperm which is important for its motility.
  • 基因功能参考文献：
    1. The allelic distribution of the polymorphism rs12355840 in miRNA202 was associated with caries experience in the Brazilian Manaus group. In the Ribeirao Preto group, the allelic and genotypic distributions in the polymorphism rs11362 in DEFB1 were associated with caries experience. PMID: 29727722
    2. These studies identified SNPs that were cis-eQTLs for DEFB1 and AHR and, which were associated with variation in plasma KYN concentrations that were related to severity of major depressive disordersymptoms. PMID: 29317604
    3. a considerable connection of DEFB1 and TCF7L2 gene polymorphisms with nephrolithiasis PMID: 29959006
    4. identification of critical promoter regions of DEFB1 that are epigenetically influenced by lactobacilli in vaginal keratinocytes PMID: 28508168
    5. Endometrial tissues and epithelial cells constitutively secreted both BD-1 and -2 mostly at the apical compartment. Both genistein and daidzein induced BDs secretion which reached a peak at 5-15 min. The apical secretion of BDs was coincidence with increased Cl- secretion induced by genistein. PMID: 29905453
    6. The polymorphisms in DEFB1 were not associated with hBD salivary level and caries experience (p > 0.05) in children. PMID: 28343232
    7. These findings suggest a role for hBD-1 in psoriasis pathogenesis PMID: 28067065
    8. Significant associations were found between periodontitis and g. -20G> A (rs11362) and g. -44C> G (rs1800972) SNPs in DEFB1 gene as well as p.Ala29Thr (rs1126477) and p.Lys47Arg (rs1126478) SNPs in LTF gene. PMID: 28485077
    9. hBD-1 potentiates the induction of in vitro osteoclastogenesis by RANKL via enhanced phosphorylation of the p44/42 MAPKs. PMID: 28709835
    10. findings lead us to hypothesize an involvement of hBD-1 mediated innate immunity in the modulation of the susceptibility towards adeno-tonsillar hypertrophy development. PMID: 29501294
    11. Two DEFB1 SNPs were significantly associated with the DMFT(decayed, missing, filled teeth) index. PMID: 27846636
    12. Multivariate logistic regression analysis showed that hBD-1 basal cell loss (>/=20% of prostatic glands in total cores) is an independent factor for predicting prostatic adenocarcinoma (odds ratio: 4.739, confidence interval: 1.093-20.554, p = 0.038). hBD-1 loss of basal cells is a useful indicator to identify extremely high-risk patients with initially negative biopsy. PMID: 28885732
    13. It was concluded that bile acids can differentially regulate colonic epithelial beta-defensin expression and secretion; the s discuss the implications for intestinal health and disease.- PMID: 28487283
    14. data provide important insight into the in vivo kinetics of HBD expression, the mechanism of HBD1 induction by HIV-1, and the role of HBDs in the early innate response to HIV-1 during acute infection PMID: 28253319
    15. CpG methylation frequencies in the DEFB1 low CpG-content promoter were significantly higher in the prostate malignant tissues than in adjacent benign tissues. PMID: 27835705
    16. DEFB1 - genotypes were correlated with the hBD-1 salivary concentration. PMID: 27770642
    17. Coding missense and nonsense single nucleotide polymorphisms result in less active HBD1 antibacterial activity against Escherichia coli. PMID: 27160989
    18. A significant difference was found between the levels of staining of TLR-2, TLR-4 and hBD-1 in different lesions from the epidermis, inflammation region, dermis and skin appendages (p < 0.05) in patients with acne vulgaris. PMID: 26695933
    19. Expression of hBD-1, hBD-2, hBD-3, and hBD-4 in healthy and chronic periodontitis gingiva. PMID: 26874342
    20. The -44 CC genotype of the beta-defensin-1 gene (DEFB1 rs1800972) may be associated with susceptibility to chronic periodontitis in Japanese. PMID: 24276427
    21. No clear association was found between the DEFB1 polymorphisms and tuberculosis. PMID: 26991287
    22. DEFB1 polymorphisms alone may not influence pathology susceptibility, however they could possibly concur, together with other factors involved in the genetic control of innate immune system, in the predisposition towards recurrent tonsillitis PMID: 26968045
    23. beta-defensin-1 production is dysregulated in the epithelium of patients with chronic obstructive pulmonary disease PMID: 26568662
    24. dental plaque amount, lactobacilli count, age, and saliva buffer capacity, as well as DEFB1 gene polymorphism, explained a total of 87.8% of variations in DMFT scores. PMID: 26377569
    25. Our meta-analysis provides evidence that DEFB1 genetic polymorphisms rs11362G>A, rs1800972C>G and rs1799946G>A are important contributing factors to the development of digestive diseases PMID: 26232989
    26. Association of infectious pathology of upper respiratory tract and development of periodontitis diseases with markers in DEFB1 (-44G/C) and TLR2 Arg753Gln and Arg677Trp genes was determined. PMID: 27029120
    27. Genotypes and alleles of the DEFB1 gene found in long-living individuals can be considered as the factors that increase the probability of longevity and favorable course of age-related diseases. PMID: 26028230
    28. there is a significant link between innate immunity deregulation through disruption of cationic peptides (hBDs) and the potential development of colon cancer. PMID: 26038828
    29. Possible association between DEFB1 polymorphisms and in vivo salivary levels of hBD-1 in an Italian population of 40 healthy individuals, finding a genotype-related different expression with two of these polymorphisms: -52G > A and -44C > G. PMID: 25939140
    30. We found that RNA interference-induced Caspase-12 silencing increased NOD1, hBD1 and hBD2 expression PMID: 25503380
    31. A-dependent DEFB1 upregulation below 20 mM predicts in vitro antimicrobial activity as well as glucose- and AA-dependent CAMP and IFNG upregulation. PMID: 25815330
    32. We conclude that plant-made recombinant beta-defensins (phBD-1 and phBD-2) are promising antimicrobial substances and have the potential to become additional tools against salmonellosis, particularly when used in combination. PMID: 25417183
    33. The DEFB1 c.-44C>G polymorphism of the GG protective genotype was much less frequent among multiple sclerosis patients than among the controls. PMID: 26434201
    34. beta defensin 1 gene -20G/A, -44C/G and -52G/A single nucleotide polymorphisms were not associated with chronic tonsillitis. PMID: 25683590
    35. Our results suggest the involvement of DEFB1 polymorphisms, in particular that of the c.5*G>A SNP, in the susceptibility of women from Northeast Brazil to HPV infection. PMID: 25410996
    36. Functional polymorphisms in IL1B and DEFB1 influence susceptibility to mold infection in solid-organ transplant recipients. PMID: 25398456
    37. DEFB1 minor haplotypes were also associated with an increased risk of developing Atypical Squamous Cells of Undetermined Significance lesions, being significantly more frequent in HPV negative women with lesions, than without lesions. PMID: 24435641
    38. The present finding explains a common defect in male infertility associated with both asthenozoospermia and leukocytospermia, indicating a dual role of DEFB1 in defending male fertility. PMID: 25122636
    39. GG genotype of C-44G SNP in DEFB1 gene may result in decreased defensin beta-1 production in diabetes. PMID: 25083086
    40. These findings associate DEFB1 5'UTR polymorphisms with HIV-1/AIDS in Mexican women for the first time. PMID: 25001249
    41. hBD-1 suppresses tumor migration and invasion of oral squamous cell carcinoma. PMID: 24658581
    42. Data indicate that CCL2 and IL-10 released from burn patient lineage-CD34+CD31- cells were shown to be responsible for their inhibitory activities on the production of beta-defensin 1 (HBD-1) by epidermal keratinocytes. PMID: 24498256
    43. A possible involvement of DEFB1 gene in inflammatory bowel diseases. PMID: 24034632
    44. genetic variant rs11362 in DEFB 1 influences caries susceptibility in CL/P children. The results support the hypothesis that expression of DEFB 1 in saliva may serve as a biomarker for future caries risk PMID: 23964634
    45. This gene encodes a peptide with antimicrobial activity against S. aureus and H. influenzae. PMID: 20100591
    46. HBD-1 serum levels in chronic kidney disease patients are inversely related to estimated glomerular filtration rate. PMID: 24356550
    47. Our findings suggest interplay between hBD-1 and neuroimmunological responses in Alzheimer's disease PMID: 24139179
    48. IRF5, but not TLR4, DEFEB1, or VDR, is associated with the risk of ulcerative colitis in a Han Chinese population. PMID: 23971939
    49. Data suggest that levels of DEFB1 and DEFB2 are highest in colostrum and decrease in human milk over course of lactation; abundance of DEFB1 in colostrum may have protective against upper respiratory infection in infants up to 6 months. PMID: 24124699
    50. The salivary beta-defensin concentration was significantly higher in patients with oral mucosal diseases than in healthy volunteers; furthermore, in patients, the concentration was significantly higher before treatment than after treatment. PMID: 24564045

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  • 亚细胞定位：
    Secreted. Membrane.
  • 蛋白家族：
    Beta-defensin family
  • 组织特异性：
    Blood plasma. Sperm. Highly expressed in the lower head and midpiece of sperm. Significantly reduced levels found in the sperms of asthenozoospermia and leukocytospermia patients (at protein level).
  • 数据库链接：

    HGNC: 2766

    OMIM: 602056

    KEGG: hsa:1672

    STRING: 9606.ENSP00000297439

    UniGene: Hs.32949