Recombinant Human Toll-like receptor 2(TLR2), partial

Code CSB-YP023601HU1
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Source Yeast
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Code CSB-EP023601HU1-B
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Source E.coli
Conjugate 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.
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Code CSB-BP023601HU1
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Source Baculovirus
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Code CSB-MP023601HU1
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Source Mammalian cell
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Product Details

Purity >85% (SDS-PAGE)
Target Names TLR2
Uniprot No. O60603
Alternative Names CD282; CD282 antigen; TIL 4; TIL4; TLR 2; TLR2; TLR2_HUMAN; Toll like receptor 2; Toll like receptor 2 precursor; Toll-like receptor 2; Toll/interleukin 1 receptor like 4; Toll/interleukin 1 receptor like protein 4; Toll/interleukin receptor like protein 4; Toll/interleukin-1 receptor-like protein 4
Species Homo sapiens (Human)
Expression Region 19-588
Protein Length Extracellular domain
Tag Info The following tags are available.
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.
Form Lyophilized powder
Buffer before Lyophilization Tris/PBS-based buffer, 6% Trehalose, pH 8.0
Reconstitution 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.
and FAQs
Protein FAQs
Storage Condition Store at -20°C upon receipt, aliquoting is necessary for mutiple use. Avoid repeated freeze-thaw cycles.
Shelf Life 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.
Lead Time 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.
Notes 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.

Target Data

Function Cooperates with LY96 to mediate the innate immune response to bacterial lipoproteins and other microbial cell wall components. Cooperates with TLR1 or TLR6 to mediate the innate immune response to bacterial lipoproteins or lipopeptides
Gene References into Functions
  1. TLR2 protein has a role in introduction of IL-6, IL-8, and TNF-alpha cytokines into human amniotic epithelial cells by Ureaplasma urealyticum-derived lipid-associated membrane proteins PMID: 30070088
  2. No significant association between TLR2 + 2477G/A polymorphism and bacterial meningitis risk were found under allele contrast, recessive genetic model. PMID: 29457581
  3. The detection of higher frequencies of the TLR2, TLR4 and/or TLR9 polymorphisms in colorectal cancer (CRC) patients compared with the control groups highlight the role of these polymorphism in CRC development and cancer progression PMID: 29883450
  4. These findings further validated the involvement of P. acnes in the pathology of intervertebral disc degeneration (IVDD) and provided evidence that P. acnes-induced apoptosis of NPCs via the TLR2/JNK pathway is likely responsible for the pathology of IVDD. PMID: 29323102
  5. Live Faecalibacterium prausnitzii, an abundant obligate anaerobe of the colonic microbiota, induced higher TLR2 and TLR2/6 activation than the dead bacterium. PMID: 29112296
  6. the results of the present study showed significantly higher mRNA expression levels for TLR2 180days post-transplantation in the graft dysfunction group compared to well functioning graft group PMID: 29452169
  7. Finding suggest that genetic variation in TLR2 (rs3804099) is associated with severity and prognosis of bacterial meningitis in Chinese children. PMID: 28202935
  8. The findings show that the expression of TLR2, TLR4 and TLR9, and hypoxia markers HIF-1alpha and CAIX is abnormal in pancreatic intraepithelial neoplasia suggesting that both the innate immunity activation and hypoxia response are involved in early pancreatic carcinogenesis. PMID: 30357962
  9. Results provide evidence regarding the association of the rs3804099 in the TLR2 gene with H. pylori infection and Peptic Ulcer. The rs3804099 may affect vulnerability to H. pylori infection, particularly to CagA+ strains of bacteria. PMID: 29755012
  10. Studied association of vitamin D receptor (VDR) single nucleotide polymorphisms (SNPs) and promoter region deletions of toll like receptor 2 (TLR2) with genetic predisposition for pulmonary tuberculosis (PTB) in India communities. Results show that the BsmI and FokI polymorphisms of the VDR gene are significantly associated with an increased risk of PTB. PMID: 29727015
  11. OLP changed the expression profile of miR-155 and miR-19a, which in turn directly affected the production of eNOS and TLR2, respectively. In addition, by synergistically inducing an imbalance between Th1 and Th2, the simultaneous deregulation of miR-155/eNOS and miR-19a/TLR2 was responsible for an elevated risk of OLP. PMID: 29813046
  12. Results suggested that TRL2 contributes to the development of atherosclerosis by regulating lipid accumulation, plaque formation and serum inflammatory cytokines level. PMID: 28815701
  13. Data suggest that serum levels of soluble TLR2 are down-regulated in subjects with type 2 diabetes as compared to control subjects; levels of soluble TLR4 are similar in both groups of subjects. PMID: 29160122
  14. our current findings demonstrate that TLR2 expression is upregulated in human colorectal cancer (CRC) tumor tissue and indicates poor prognosis. We show that TLR2 can promote CRC cellular proliferation concomitant with the upregulation of anti-apoptotic genes BCL2A1, WISP1 and BIRC3 subsequent to the activation of the PI3K/Akt and NF-kappaB signaling pathways. PMID: 29689497
  15. Genotyping was performed to detect -196 to -174 del polymorphism and G2258A SNP (Arg753Gln, rs5743708) in TLR2 gene in patients with pulmonary tuberculosis and healthy controls. We could not find a significant difference in allelic or genotypic frequencies of two TLR2 polymorphisms between cases and controls. PMID: 29675696
  16. Low TLR2 expression is associated with pancreatic ductal adenocarcinoma. PMID: 30246618
  17. Our results suggest that the R753Q polymorphism of the TLR-2 gene may be involved in the pathogenesis of mastocytosis. PMID: 29909409
  18. TLR2 SNPs were not associated with acute graft rejection in kidney transplant recipients. PMID: 28411360
  19. Heterozygote Arg753Gln TLR2 gene polymorphism was found in 9 of 86 pulmonary tuberculosis subjects (10.5%) but none in the latent TB group. Arg753Gln polymorphism of TLR2 gene is a risk factor for active pulmonary tuberculosis while Arg677Trp polymorphism is not. PMID: 29686176
  20. TLR2 Arg677Trp polymorphism and H. pylori infection may play crucial roles in peptic ulcer development respectively in north of Iran. PMID: 28844484
  21. CD44 regulated TLR2 responses in human macrophages, whereby a reduction in CD44 levels or engagement of CD44 by its ligand (HA) or a CD44-specific Ab reduced NF-kappaB translocation and downstream proinflammatory cytokine production. PMID: 29196459
  22. TLR2 up-regulation and TLR3 down-regulation occur in doxorubicin-treated patients who develop heart dysfunction. This may suggest a predictive role of TLR2-TLR3 imbalance in doxorubicin-induced heart failure. PMID: 29959987
  23. a crucial role of TLR2 depends on agonist release by bacterial surfactants, is reported. PMID: 27470911
  24. host gene variants in TLR2 signaling pathways were modestly associated with cervical A. vaginae in women with clinical pelvic inflammatory disease PMID: 29286178
  25. TLR2 may affect inflammatory reaction in coronary artery endothelial cells by introducing pro-inflammatory molecules like MyD88, pIRAK-1, and pNF-kappaB. PMID: 28986953
  26. A moderately truncated lipooligosaccharides (LOS) structure did not interfere with M. marinum invasion. However, a deeper shortening of the LOS structure was associated with increased entry of M. marinum into host cells and increased elimination of the bacilli by the macrophages. These effects were dependent on Toll-like receptor 2. PMID: 29183333
  27. Our results evidenced the deleterious effect of the Hap7 haplotype ([Del]-T-[M or L]) in the incidence rate in severe bacterial infections in pediatric SCA. This haplotype presents both the -196 to -174 22-bp deletion, localized in the TLR2 first untranslated exon, and the SNP rs4696480 T allele, in the TLR2 promoter, that have previously been associated with susceptibility to infections of various etiologies. PMID: 28667380
  28. A positive association between TLR2 polymorphisms and hepatitis B infection in a Han Chinese population. PMID: 29320990
  29. important factor in placental anti-parasite defenses, involved in the local secretion of cytokines but also in regulating, at least partially, the trophoblast turnover PMID: 29208238
  30. Mycobacterium tuberculosis protein MymA is a TLR2 agonist that upregulates signaling via MyD88 and NF-kappaB in macrophages to stimulate the release of proinflammatory cytokines PMID: 28802400
  31. Data showed strong interactions of toll-like receptors TLR2 and 4 associated with Leishmania(V.) braziliensis, while toll-like receptor TLR9, in contrast, a strong interaction with Leishmania (L.) amazonensis. PMID: 29543867
  32. Lsa21 is a potent TLR2 and TLR4 agonist that induces strong innate response and may play important role in Leptospira pathogenesis PMID: 27996041
  33. No significant association between polymorphisms of TLR2 and TLR4 with pulmonary tuberculosis or latent tuberculosis infection was detected. PMID: 29924447
  34. ionizing radiation increased the cell surface expressions of TLR2 and TLR4 through reactive oxygen species-mediated JNK activation. PMID: 28369600
  35. the TLR2-196 to -174 Ins/Del polymorphism is a risk factor for HIV-1 transmission in HIV-1 infected North Indian individuals. PMID: 28730622
  36. TLR-2 transcript is significantly up-regulated in the tissue of intracranial aneurysm. PMID: 29066233
  37. TLR2 signaling is important to control the fungal burden in the vaginal tract. These finding provide new evidence about the role of this innate receptor during vulvovaginal candidiasis. PMID: 28911197
  38. Variant A of the SNP TLR2-rs4696480 polymorphism significantly increased the risk of OSCC (p = 0.03) and OLL (p = 0.02). PMID: 28624699
  39. Expression of TLR2 and TLR4 may be affected by the type of bacteria that are present in the gut. PMID: 29085211
  40. Identification of TLR2/TLR6 signalling lactic acid bacteria for supporting immune regulation. PMID: 27708357
  41. Studied associations of 12 single nucleotide polymorphisms (SNPs) within toll like receptor genes (TLR2, TLR3, TLR4, and TLR9) and genetic predisposition to neonatal severe hepatitis. Found certain SNPS were associated with prognosis of neonatal severe hepatitis. PMID: 28703296
  42. High Expressions of TLR2 is associated with degenerative knee osteoarthritis. PMID: 28418842
  43. The TLR2 (R753Q and A-16934T) single nucleotide polymorphisms are not associated with atopic dermatitis in a group of Turkish patients PMID: 28443596
  44. results implicate neuronal TLR2 expression in human Parkinson's disease pathogenesis PMID: 27888296
  45. this study signifies that TLR2 adaptor molecules are necessary for the proper production of cytokines, chemokines and pro-labour mediators after TLR ligation PMID: 28844021
  46. results indicate that although live B. anthracis and S. aureus express abundant TLR2 ligands, highly-purified PGN from either bacterial source is not recognized by TLR2. PMID: 29474374
  47. TLR2 and BGN contribute to sterile inflammation and infertility in man. PMID: 27849015
  48. Data show that infecting unencapsulated E. faecalis cps2 is a stronger stimulator for toll like receptor 2 (TLR2) and interleukin-1beta (IL-1beta) mRNAs, but not for inducible nitric oxide synthase (iNOS) mRNA. PMID: 28800779
  49. In the majority of cosmonauts increases in endogenous ligands were followed by growth in the number of both monocytes and granulocytes that express TLR2 and TLR4. PMID: 29553590
  50. These data suggest that TLR2 activation is involved in the induction of IL-15 production by primary Sjogren's syndrome salivary gland epithelial cells and promotes inflammation through NF-kappaB activation. PMID: 27260411

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Subcellular Location Membrane, Single-pass type I membrane protein, Cytoplasmic vesicle, phagosome membrane, Single-pass type I membrane protein, Membrane raft
Protein Families Toll-like receptor family
Tissue Specificity Highly expressed in peripheral blood leukocytes, in particular in monocytes, in bone marrow, lymph node and in spleen. Also detected in lung and in fetal liver. Levels are low in other tissues.
Database Links

HGNC: 11848

OMIM: 246300

KEGG: hsa:7097

STRING: 9606.ENSP00000260010

UniGene: Hs.519033


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