AGER(Advanced Glycation End-product Receptor),也称为RAGE(Receptor for Advanced Glycation End-products),是一种细胞表面受体,属于免疫球蛋白超家族成员。它主要通过与晚期糖基化终末产物(AGEs)结合而激活,参与多种炎症反应和氧化应激过程。AGER在多种组织中表达,包括血管内皮细胞、巨噬细胞、神经元和肺泡上皮细胞等,尤其在糖尿病、阿尔茨海默病、动脉粥样硬化和慢性炎症性疾病中发挥重要作用。AGER的生物学功能包括促进炎症信号通路的激活(如NF-κB通路)、增强氧化应激反应以及参与细胞迁移和增殖。其表达产物是一种跨膜蛋白,能够识别并结合多种配体,如AGEs、高迁移率族蛋白1(HMGB1)和S100蛋白等。突变或异常表达的AGER可能导致其功能失调,例如持续激活会加剧慢性炎症和纤维化,与糖尿病并发症、神经退行性疾病和肿瘤进展密切相关。AGER过表达通常与疾病恶化相关,如加速动脉粥样硬化斑块形成或促进肿瘤转移;而降低其表达可能减轻炎症反应和组织损伤,但也可能影响某些生理功能,如伤口愈合。AGER属于RAGE基因家族,该家族成员具有类似的免疫球蛋白样结构域,主要参与先天免疫和炎症调控。家族共性包括多配体结合能力、介导细胞间通讯以及在慢性疾病中的关键作用。研究AGER及其家族成员有助于开发针对炎症和退行性疾病的治疗策略。
The advanced glycosylation end product (AGE) receptor encoded by this gene is a member of the immunoglobulin superfamily of cell surface receptors. It is a multiligand receptor, and besides AGE, interacts with other molecules implicated in homeostasis, development, and inflammation, and certain diseases, such as diabetes and Alzheimer's disease. Many alternatively spliced transcript variants encoding different isoforms, as well as non-protein-coding variants, have been described for this gene (PMID:18089847). [provided by RefSeq, May 2011]
由该基因编码的高级糖基化终产物(AGE)受体是细胞表面受体的免疫球蛋白超家族中的一员。它是一个多配受体,而除了年龄,在稳态,开发和炎症牵连其他分子,和某些疾病,如糖尿病和阿尔茨海默氏病进行交互。许多可变剪接转录物变体编码不同同种型,以及非蛋白质编码变体,已经为这种基因(:18089847 PMID)中所述。 [由RefSeq的,2011年5月提供]
AGER基因(以及对应的蛋白质)的细胞分布位置:
AGER基因的本体(GO)信息:
| 名称 |
|---|
| Activated TLR4 signalling |
| Advanced glycosylation endproduct receptor signaling |
| Cytosolic sensors of pathogen-associated DNA |
| DEx/H-box helicases activate type I IFN and inflammatory cytokines production |
| Immune System |
| Innate Immune System |
| MyD88 cascade initiated on plasma membrane |
| MyD88 dependent cascade initiated on endosome |
| MyD88-independent TLR3/TLR4 cascade |
| MyD88:Mal cascade initiated on plasma membrane |
| RIG-I/MDA5 mediated induction of IFN-alpha/beta pathways |
| RIP-mediated NFkB activation via ZBP1 |
| TAK1 activates NFkB by phosphorylation and activation of IKKs complex |
| Toll Like Receptor 10 (TLR10) Cascade |
| Toll Like Receptor 2 (TLR2) Cascade |
| Toll Like Receptor 3 (TLR3) Cascade |
| Toll Like Receptor 4 (TLR4) Cascade |
| Toll Like Receptor 5 (TLR5) Cascade |
| Toll Like Receptor 7/8 (TLR7/8) Cascade |
| Toll Like Receptor 9 (TLR9) Cascade |
| Toll Like Receptor TLR1:TLR2 Cascade |
| Toll Like Receptor TLR6:TLR2 Cascade |
| Toll-Like Receptors Cascades |
| TRAF6 mediated induction of NFkB and MAP kinases upon TLR7/8 or 9 activation |
| TRAF6 Mediated Induction of proinflammatory cytokines |
| TRAF6 mediated NF-kB activation |
| TRIF-mediated TLR3/TLR4 signaling |
| ZBP1(DAI) mediated induction of type I IFNs |
| 疾病名称 | 关系值 | NofPmids | NofSnps | 来源 |
| Atherosclerosis | 0.213992882 | 12 | 0 | BeFree_CTD_human_GAD_LHGDN_RGD |
| Diabetic Angiopathies | 0.128987376 | 7 | 2 | BeFree_CTD_human_LHGDN |
| Rheumatoid Arthritis | 0.128715934 | 6 | 0 | BeFree_CTD_human_LHGDN |
| Pulmonary function (finding) | 0.124734064 | 3 | 1 | GAD_GWASCAT |
| Inflammation | 0.12272435 | 2 | 0 | CTD_human_LHGDN |
| Hyperglycemia | 0.120814326 | 4 | 0 | BeFree_CTD_human |
| Lewy Body Disease | 0.12 | 1 | 0 | CTD_human |
| Pancreatic Diseases | 0.12 | 1 | 0 | CTD_human |
| Diabetes Mellitus, Non-Insulin-Dependent | 0.10445097 | 27 | 2 | BeFree_GAD_LHGDN_RGD |
| Diabetic Retinopathy | 0.101613118 | 17 | 2 | BeFree_GAD_LHGDN_RGD |
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