1. 重组蛋白
  2. Receptor Proteins
  3. Pattern Recognition Receptors
  4. Toll-like Receptor

Toll-like Receptor  (Toll 样受体)

Toll-like receptors (TLRs) are a class of pattern recognition receptors (PRRs) that initiate the innate immune response by sensing conserved molecular patterns for early immune recognition of a pathogen. TLRs can recognize bacteria, viruses, fungi, protozoa, and endogenous ligands, such as heat shock proteins and fibrinogen. TLRs are expressed in innate immune cells such as dendritic cells (DCs) and macrophages as well as non-immune cells such as fibroblast cells and epithelial cells. They are located either within the cell membrane (TLR1, TLR2, TLR4, TLR5, TLR6, and TLR10) or in the endosome (TLR3, TLR7, TLR8, TLR9, TLR11, TLR12, and TLR13). Up to now, 10 TLR (TLR1-TLR10) have been identified in human and 12 (TLR1-TLR9, TLR11-TLR13) in mouse. The typical TLRs are type 1 transmembrane glycoprotein receptors that consist of three structural domains: 1) Extra-cellular or N-terminal domain composed of tandem repeats of a motif called leucine-rich repeat (LRR) responsible for ligand recognition; 2) A cytoplasmic Toll/IL-1 receptor (TIR) domain contributing to signaling cascade upon TLR activation; 3) The transmembrane region involving in TLR dimerization and stabilization. TLRs can be categorized as the IL-1 receptor/TLR superfamily by their structural similarity. TLRs signal through the recruitment of specific adaptor molecules, leading to activation of the transcription factors NF-κB and IRFs, which dictate the outcome of innate immune responses.

目录号 产品名 / 同用名 种属 表达系统
  • HY-P77859
    TLR3 Protein, Human (HEK293, His)

    TLR3; CD283; IIAE2

    Human HEK293
    TLR3蛋白是Toll样受体家族的关键成员,在先天免疫系统识别病原体相关分子模式(尤其是病毒双链RNA)方面发挥着重要作用。其研究增强了对免疫反应的理解,并为疫苗开发和抗病毒治疗提供了潜在的应用。TLR3 Protein, Human (HEK293, His) 是重组的 TLR3 蛋白,由 HEK293 表达,带有 C-His 标签。TLR3 Protein, Human (HEK293, His) 全长 681 个氨基酸,分子量为 90-130 kDa。
  • HY-P73586
    TLR4 Protein, Human (sf9, His)

    CD284; hToll; TLR-4; Toll like receptor 4 protein; TOLL

    Human Sf9 insect cells
    TLR4是一种跨膜受体,可识别PAMP和DAMP,并与LY96配合进行LPS检测。TLR4 激活 MYD88 依赖性和独立信号通路,并参与 TIRAP、TRAF6 和 CD14 介导的内吞作用。TLR4 Protein, Human (sf9, His) 是重组的 TLR4 蛋白,由 Sf9 insect cells 表达,带有 C-His 标签。TLR4 Protein, Human (sf9, His) 全长 608 个氨基酸,分子量约为 ~68 kDa。
  • HY-P73590
    TLR2 Protein, Mouse (sf9, His)

    CD282; TIL4; TLR2; Toll-like receptor 2

    Mouse Sf9 insect cells
    TLR2 蛋白与 LY96 协同启动针对细菌脂蛋白和细胞壁成分的免疫反应。它与TLR1或TLR6协同激活NF-κ-B,诱导细胞因子分泌,形成TLR2:TLR6:CD14:CD36等激活簇。TLR2 Protein, Mouse (sf9, His) 是重组的 TLR2 蛋白,由 Sf9 insect cells 表达,带有 C-His 标签。TLR2 Protein, Mouse (sf9, His) 全长 587 个氨基酸,分子量约为 ~65 kDa。
  • HY-P73591
    TLR2 Protein, Human (sf9, His)

    CD282; TIL4; TLR2; Toll-like receptor 2

    Human Sf9 insect cells
    TLR2 是一种在识别和响应各种细菌和分枝杆菌病原体方面发挥关键作用的蛋白质。TLR2 Protein, Human (sf9, His) 是重组的 TLR2 蛋白,由 Sf9 insect cells 表达,带有 C-10*His 标签。TLR2 Protein, Human (sf9, His) 全长 567 个氨基酸,分子量约为 ~65.5 kDa。
  • HY-P73587
    TLR3 Protein, Mouse (sf9, His)

    Toll-like receptor 3; CD283; Tlr3

    Mouse Sf9 insect cells
    TLR3蛋白是先天性和适应性免疫的重要组成部分,可以识别病原体相关分子模式并激活NF-κ-B、IRF3和细胞因子分泌。配体结合诱导 TLR3 二聚化,有效的信号转导需要沿配体聚集信号单元。TLR3 Protein, Mouse (sf9, His) 是重组的 TLR3 蛋白,由 Sf9 insect cells 表达,带有 N-His 标签。TLR3 Protein, Mouse (sf9, His) 全长 677 个氨基酸,分子量为 75-80 kDa。
  • HY-P73588
    TLR3 Protein, Mouse (705a.a, HEK293, His)

    Toll-like receptor 3; CD283; Tlr3

    Mouse HEK293
    TLR3蛋白是先天性和适应性免疫的重要组成部分,可以识别病原体相关分子模式并激活NF-κ-B、IRF3和细胞因子分泌。配体结合诱导 TLR3 二聚化,有效的信号转导需要沿配体聚集信号单元。TLR3 Protein, Mouse (705a.a, HEK293, His) 是重组的 TLR3 蛋白,由 HEK293 表达,带有 C-His 标签。TLR3 Protein, Mouse (705a.a, HEK293, His) 全长 705 个氨基酸,分子量为 100-110 kDa。
  • HY-P78362
    TLR3 Protein, Mouse (681a.a, HEK293, His)

    TLR3; CD283; IIAE2

    Mouse HEK293
    TLR3蛋白是先天性和适应性免疫的重要组成部分,可以识别病原体相关分子模式并激活NF-κ-B、IRF3和细胞因子分泌。配体结合诱导 TLR3 二聚化,有效的信号转导需要沿配体聚集信号单元。TLR3 Protein, Mouse (681a.a, HEK293, His) 是重组的 TLR3 蛋白,由 HEK293 表达,带有 C-His 标签。TLR3 Protein, Mouse (681a.a, HEK293, His) 全长 681 个氨基酸,分子量为 85-110 kDa。
  • HY-P700835
    TLR3 Protein, Cynomolgus (681a.a, HEK293, His)

    TLR3; CD283; IIAE2

    Cynomolgus HEK293
    TLR3 蛋白是 Toll 样受体家族的一部分,在先天免疫中至关重要,特别是检测病毒双链 RNA。它的识别启动信号级联,导致促炎细胞因子的产生和免疫细胞的激活。TLR3 主要在树突状细胞等免疫细胞中表达,其激活对于抗病毒防御至关重要。TLR3 信号传导失调与自身免疫和炎症性疾病有关,凸显了其潜在的治疗相关性,需要进一步研究以充分理解其免疫反应作用。TLR3 Protein, Cynomolgus (681a.a, HEK293, His) 是重组的 TLR3 蛋白,由 HEK293 表达,带有 C-His 标签。TLR3 Protein, Cynomolgus (681a.a, HEK293, His) 全长 681 个氨基酸,分子量为 95-115 kDa。
  • HY-P73589
    TLR2 Protein, Rat (sf9, His)

    CD282; TIL4; TLR2; Toll-like receptor 2

    Rat Sf9 insect cells
    TLR2 蛋白与 LY96 配合,启动针对细菌脂蛋白和微生物细胞壁成分的先天免疫反应。它还与TLR1或TLR6配合对细菌脂蛋白或脂肽产生免疫反应。这涉及 NF-kappa-B 激活、细胞因子分泌以及通过 MYD88 和 TRAF6 信号通路诱导炎症反应。TLR2 Protein, Rat (sf9, His) 是重组的 TLR2 蛋白,由 Sf9 insect cells 表达,带有 C-His 标签。TLR2 Protein, Rat (sf9, His) 全长 587 个氨基酸,分子量约为 ~60 kDa。
目录号 产品名 作用方式 纯度