CSNK2B基因编码蛋白激酶CK2的β亚基,属于CK2激酶家族。CK2是一种高度保守的丝氨酸/苏氨酸蛋白激酶,由两个催化亚基(α或α')和两个调节亚基(β)组成四聚体。CK2β亚基主要功能是调节CK2全酶的稳定性、底物特异性和亚细胞定位,它本身没有催化活性但能增强催化亚基的活性。CK2参与多种细胞过程,包括细胞增殖、分化、凋亡和DNA修复,其作用位点广泛,涉及转录因子、信号转导蛋白和细胞周期调控蛋白等。CSNK2B基因突变可能影响CK2全酶组装和功能,导致细胞信号传导异常。研究表明CK2在多种癌症中过表达,如乳腺癌、前列腺癌和肺癌,与肿瘤发生发展密切相关。CSNK2B过表达会增强CK2活性,促进细胞增殖并抑制凋亡,可能导致肿瘤发生;而表达降低则可能影响细胞正常生长和DNA损伤修复。CK2基因家族成员在结构上具有高度相似性,其催化亚基都含有典型的蛋白激酶结构域,而调节亚基则负责调控酶活性和特异性。该家族在进化上高度保守,从酵母到人类都存在同源基因,表明其在细胞功能中的重要性。
This gene encodes the beta subunit of casein kinase II, a ubiquitous protein kinase which regulates metabolic pathways, signal transduction, transcription, translation, and replication. The enzyme is composed of three subunits, alpha, alpha prime and beta, which form a tetrameric holoenzyme. The alpha and alpha prime subunits are catalytic, while the beta subunit serves regulatory functions. The enzyme localizes to the endoplasmic reticulum and the Golgi apparatus. Two transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Sep 2013]
这个基因编码酪蛋白激酶Ⅱ,其调节代谢途径普遍存在的蛋白激酶,信号转导,转录,翻译和复制的β亚基。酶是由三个亚基,α,α‘和β,这形成了四聚体全酶。 α和α‘亚基催化,而β亚基服务监管职能。酶定位于内质网和高尔基体。已发现该基因编码不同亚型的两个转录变异体。 [由RefSeq的,2013年9月提供]
CSNK2B基因(以及对应的蛋白质)的细胞分布位置:
CSNK2B基因的本体(GO)信息:
| 名称 |
|---|
| 3008 Ribosome biogenesis in eukaryotes [PATH:hsa03008] |
| 4310 Wnt signaling pathway [PATH:hsa04310] |
| 4064 NF-kappa B signaling pathway [PATH:hsa04064] |
| 4520 Adherens junction [PATH:hsa04520] |
| 4530 Tight junction [PATH:hsa04530] |
| 5162 Measles [PATH:hsa05162] |
| 5168 Herpes simplex infection [PATH:hsa05168] |
| 5169 Epstein-Barr virus infection [PATH:hsa05169] |
| 名称 |
|---|
| Axon guidance |
| Cell Cycle |
| Cell Cycle, Mitotic |
| Condensation of Prometaphase Chromosomes |
| Developmental Biology |
| L1CAM interactions |
| M Phase |
| Mitotic Prometaphase |
| Signal Transduction |
| Signal transduction by L1 |
| Signaling by Wnt |
| TCF dependent signaling in response to WNT |
| WNT mediated activation of DVL |
| 疾病名称 | 关系值 | NofPmids | NofSnps | 来源 |
| Squamous cell carcinoma | 0.12 | 1 | 0 | CTD_human |
| Skin Neoplasms | 0.12 | 1 | 0 | CTD_human |
| Idiopathic Membranous Glomerulonephritis | 0.12 | 1 | 1 | GWASCAT |
| Febrile Convulsions | 0.12 | 1 | 1 | GWASCAT |
| Adult T-Cell Lymphoma/Leukemia | 0.12 | 1 | 0 | CTD_human |
| Lupus Erythematosus, Systemic | 0.004734064 | 2 | 1 | GAD |
| Adenomatous Polyposis Coli | 0.00272435 | 1 | 0 | LHGDN |
| Endometrial Neoplasms | 0.00272435 | 1 | 0 | LHGDN |
| Rheumatoid Arthritis | 0.002367032 | 1 | 0 | GAD |
| Degenerative polyarthritis | 0.002367032 | 1 | 0 | GAD |
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