NFKBIA基因编码的蛋白质是IκBα,属于IκB(核因子κB抑制蛋白)家族。这个基因家族的主要功能是调控NF-κB(核因子κB)信号通路,该通路在免疫反应、炎症、细胞增殖和凋亡等过程中起关键作用。IκBα通过与NF-κB结合并抑制其活性,防止NF-κB进入细胞核激活靶基因。当细胞受到外界刺激(如炎症因子或病原体)时,IκBα会被磷酸化和降解,释放NF-κB使其进入细胞核调控基因表达。NFKBIA的突变可能导致IκBα功能异常,使NF-κB信号通路持续激活,与多种炎症性疾病和癌症(如霍奇金淋巴瘤、乳腺癌等)相关。例如,某些NFKBIA突变会导致IκBα无法有效抑制NF-κB,从而引发慢性炎症或肿瘤发生。如果NFKBIA过表达,NF-κB活性会被过度抑制,可能影响免疫反应和细胞存活;而降低表达则可能导致NF-κB信号过度激活,促进炎症或肿瘤发展。IκB家族成员(如IκBβ、IκBε)也具有类似功能,但它们的表达模式和调控机制略有不同。了解NFKBIA的功能和调控机制有助于开发针对炎症和癌症的治疗策略。
This gene encodes a member of the NF-kappa-B inhibitor family, which contain multiple ankrin repeat domains. The encoded protein interacts with REL dimers to inhibit NF-kappa-B/REL complexes which are involved in inflammatory responses. The encoded protein moves between the cytoplasm and the nucleus via a nuclear localization signal and CRM1-mediated nuclear export. Mutations in this gene have been found in ectodermal dysplasia anhidrotic with T-cell immunodeficiency autosomal dominant disease. [provided by RefSeq, Aug 2011]
该基??因编码的NF-卡帕-B抑制剂家族的成员,其包含多个ankrin重复域。所编码的蛋白质与REL二聚体相互作用以抑制其参与炎症反应的NF-κ-B / REL络合物。通过核定位信号和CRM1介导核出口细胞质和细胞核之间所编码的蛋白质移动。在这个基因的突变是在与T细胞免疫的常染色体显性疾病外胚层发育不良无汗性被发现。 [由RefSeq的,2011年8月提供]
NFKBIA基因(以及对应的蛋白质)的细胞分布位置:
NFKBIA基因的本体(GO)信息:
名称 |
---|
4064 NF-kappa B signaling pathway [PATH:hsa04064] |
4668 TNF signaling pathway [PATH:hsa04668] |
4024 cAMP signaling pathway [PATH:hsa04024] |
4210 Apoptosis [PATH:hsa04210] |
4620 Toll-like receptor signaling pathway [PATH:hsa04620] |
4621 NOD-like receptor signaling pathway [PATH:hsa04621] |
4622 RIG-I-like receptor signaling pathway [PATH:hsa04622] |
4623 Cytosolic DNA-sensing pathway [PATH:hsa04623] |
4660 T cell receptor signaling pathway [PATH:hsa04660] |
4662 B cell receptor signaling pathway [PATH:hsa04662] |
4062 Chemokine signaling pathway [PATH:hsa04062] |
4920 Adipocytokine signaling pathway [PATH:hsa04920] |
4722 Neurotrophin signaling pathway [PATH:hsa04722] |
4380 Osteoclast differentiation [PATH:hsa04380] |
5200 Pathways in cancer [PATH:hsa05200] |
5203 Viral carcinogenesis [PATH:hsa05203] |
5220 Chronic myeloid leukemia [PATH:hsa05220] |
5215 Prostate cancer [PATH:hsa05215] |
5222 Small cell lung cancer [PATH:hsa05222] |
5120 Epithelial cell signaling in Helicobacter pylori infection [PATH:hsa05120] |
5131 Shigellosis [PATH:hsa05131] |
5134 Legionellosis [PATH:hsa05134] |
5166 HTLV-I infection [PATH:hsa05166] |
5162 Measles [PATH:hsa05162] |
5164 Influenza A [PATH:hsa05164] |
5161 Hepatitis B [PATH:hsa05161] |
5160 Hepatitis C [PATH:hsa05160] |
5168 Herpes simplex infection [PATH:hsa05168] |
5169 Epstein-Barr virus infection [PATH:hsa05169] |
5145 Toxoplasmosis [PATH:hsa05145] |
5140 Leishmaniasis [PATH:hsa05140] |
5142 Chagas disease (American trypanosomiasis) [PATH:hsa05142] |
名称 |
---|
Activated TLR4 signalling |
Activation of NF-kappaB in B cells |
Adaptive Immune System |
C-type lectin receptors (CLRs) |
CLEC7A (Dectin-1) signaling |
Cytosolic sensors of pathogen-associated DNA |
Disease |
Diseases associated with the TLR signaling cascade |
Diseases of Immune System |
Downstream signaling events of B Cell Receptor (BCR) |
Downstream TCR signaling |
Fc epsilon receptor (FCERI) signaling |
FCERI mediated NF-kB activation |
IkBA variant leads to EDA-ID |
IKBKG deficiency causes anhidrotic ectodermal dysplasia with immunodeficiency (EDA-ID) (via TLR) |
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 |
NF-kB is activated and signals survival |
p75 NTR receptor-mediated signalling |
p75NTR signals via NF-kB |
RIG-I/MDA5 mediated induction of IFN-alpha/beta pathways |
RIP-mediated NFkB activation via ZBP1 |
Signaling by the B Cell Receptor (BCR) |
Signalling by NGF |
TAK1 activates NFkB by phosphorylation and activation of IKKs complex |
TCR signaling |
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 |
Ectodermal Dysplasia, Anhidrotic, With T-Cell Immunodeficiency, Autosomal Dominant | 0.36 | 1 | 3 | CLINVAR_CTD_human_UNIPROT |
Hodgkin Disease | 0.126091273 | 5 | 0 | BeFree_CTD_human_GAD |
Psoriasis | 0.125276948 | 4 | 1 | BeFree_CTD_human_GAD |
Liver carcinoma | 0.124267125 | 8 | 0 | BeFree_CTD_human_GAD |
Pancreatic Neoplasm | 0.120271442 | 2 | 0 | BeFree_CTD_human |
gliosarcoma | 0.12 | 0 | 0 | ORPHANET |
Mammary Neoplasms | 0.12 | 1 | 0 | CTD_human |
Giant Cell Glioblastoma | 0.12 | 0 | 0 | ORPHANET |
Myocardial Ischemia | 0.12 | 1 | 0 | CTD_human |
Brain Ischemia | 0.12 | 1 | 0 | CTD_human |
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