产品: PD-L1 小鼠 单克隆 抗体
货号: BF8035
描述: Mouse monoclonal antibody to PD-L1
应用: WB IF/ICC
反应: Human, Mouse
预测: Bovine, Horse, Sheep, Rabbit, Dog
分子量: 33kDa, 40~70kD(Glycosylated); 33kD(Calculated).
蛋白号: Q9NZQ7

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 100ul RMB¥ 1150 2300 现货

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产品描述

来源:
Mouse
应用:
WB 1:500-1:3000, IF/ICC 1:100-1:500
*The optimal dilutions should be determined by the end user.
*Tips:

WB: 适用于变性蛋白样本的免疫印迹检测. IHC: 适用于组织样本的石蜡(IHC-p)或冰冻(IHC-f)切片样本的免疫组化/荧光检测. IF/ICC: 适用于细胞样本的荧光检测. ELISA(peptide): 适用于抗原肽的ELISA检测.

反应:
Human,Mouse
克隆:
Monoclonal [AFfirm8035(AFP21828)]
特异性:
PD-L1 Antibody detects endogenous levels of total PD-L1.
偶联:
Unconjugated.
纯化:
Affinity-chromatography.
保存:
Mouse IgG1 in phosphate buffered saline (without Mg2+ and Ca2+), pH 7.4, 150mM NaCl, 0.02% sodium azide and 50% glycerol. Store at -20 °C. Stable for 12 months from date of receipt.
别名:

展开/折叠

B7 H; B7 H1; B7 homolog 1; B7-H1; B7H; B7H1; CD 274; CD274; CD274 antigen; CD274 molecule; MGC142294; MGC142296; OTTHUMP00000021029; PD L1; PD-L1; PD1L1_HUMAN; PDCD1 ligand 1; PDCD1L1; PDCD1LG1; PDL 1; PDL1; Programmed cell death 1 ligand 1; Programmed death ligand 1; RGD1566211;

抗原和靶标

免疫原:

A synthesized peptide derived from human CD274, corresponding to a region within the internal amino acids.

Uniprot:
基因/基因ID:
表达:
Q9NZQ7 PD1L1_HUMAN:

Highly expressed in the heart, skeletal muscle, placenta and lung. Weakly expressed in the thymus, spleen, kidney and liver. Expressed on activated T- and B-cells, dendritic cells, keratinocytes and monocytes.

描述:
Programmed cell death ligand 1(CD274, or B7-H1, PD-L1), is the first member of B7 family to be discovered. B7 family molecules are type I transmembrane proteins belonging to the immunoglobulin superfamily. In concert with their CD28 family receptors, the B7s are key regulators of the adaptive immune response. CD274 is suggested a negative regulator of T and B cell, and play important role in mediating tolerance of lymphocytes to self-antigens. It also involved in the costimulatory signal, essential for T-cell proliferation and production of IL10 and IFNG, in an IL2-dependent and a PDCD1-independent manner.
序列:
MRIFAVFIFMTYWHLLNAFTVTVPKDLYVVEYGSNMTIECKFPVEKQLDLAALIVYWEMEDKNIIQFVHGEEDLKVQHSSYRQRARLLKDQLSLGNAALQITDVKLQDAGVYRCMISYGGADYKRITVKVNAPYNKINQRILVVDPVTSEHELTCQAEGYPKAEVIWTSSDHQVLSGKTTTTNSKREEKLFNVTSTLRINTTTNEIFYCTFRRLDPEENHTAELVIPELPLAHPPNERTHLVILGAILLCLGVALTFIFRLRKGRMMDVKKCGIQDTNSKKQSDTHLEET

翻译修饰 - Q9NZQ7 作为底物

Site PTM Type Enzyme
N192 N-Glycosylation
S195 Phosphorylation
K270 Acetylation
S283 Phosphorylation
T290 Phosphorylation

研究背景

功能:

Plays a critical role in induction and maintenance of immune tolerance to self. As a ligand for the inhibitory receptor PDCD1/PD-1, modulates the activation threshold of T-cells and limits T-cell effector response. Through a yet unknown activating receptor, may costimulate T-cell subsets that predominantly produce interleukin-10 (IL10).

The PDCD1-mediated inhibitory pathway is exploited by tumors to attenuate anti-tumor immunity and escape destruction by the immune system, thereby facilitating tumor survival. The interaction with PDCD1/PD-1 inhibits cytotoxic T lymphocytes (CTLs) effector function (By similarity). The blockage of the PDCD1-mediated pathway results in the reversal of the exhausted T-cell phenotype and the normalization of the anti-tumor response, providing a rationale for cancer immunotherapy (By similarity).

翻译修饰:

Ubiquitinated; STUB1 likely mediates polyubiquitination of PD-L1/CD274 triggering its degradation.

细胞定位:

Cell membrane>Single-pass type I membrane protein. Early endosome membrane>Single-pass type I membrane protein. Recycling endosome membrane>Single-pass type I membrane protein.
Note: Associates with CMTM6 at recycling endosomes, where it is protected from being targeted for lysosomal degradation.

Cell membrane>Single-pass type I membrane protein.

Endomembrane system>Single-pass type I membrane protein.

Extracellular region or secreted Cytosol Plasma membrane Cytoskeleton Lysosome Endosome Peroxisome ER Golgi apparatus Nucleus Mitochondrion Manual annotation Automatic computational assertionSubcellular location
组织特异性:

Highly expressed in the heart, skeletal muscle, placenta and lung. Weakly expressed in the thymus, spleen, kidney and liver. Expressed on activated T- and B-cells, dendritic cells, keratinocytes and monocytes.

亚基结构:

Interacts with PDCD1. Interacts (via transmembrane domain) with CMTM4 and CMTM6.

蛋白家族:

Belongs to the immunoglobulin superfamily. BTN/MOG family.

研究领域

· Environmental Information Processing > Signaling molecules and interaction > Cell adhesion molecules (CAMs).   (View pathway)

文献引用

1). Construction of an anaplastic thyroid cancer stratification signature to guide immune therapy selection and validation of the pivotal gene HLF through in vitro experiments. Frontiers in immunology, 2025 (PubMed: 39872516) [IF=5.7]

2). Anoikis regulator GLI2 promotes NC cell immunity escape by TGF-β-mediated non-classic hedgehog signaling in colorectal cancer: based on artificial intelligence and big data analysis. Aging, 2023 (PubMed: 38159250) [IF=3.9]

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