PRKCA(蛋白激酶Cα)属于蛋白激酶C(PKC)家族,这是一个丝氨酸/苏氨酸激酶家族,参与多种细胞信号传导途径。PKC家族成员通常通过第二信使(如二酰基甘油和钙离子)激活,并在细胞增殖、分化、凋亡和迁移等过程中发挥关键作用。PRKCA是PKC家族中经典的亚型之一,广泛表达于多种组织中,尤其在脑、心脏和肌肉中含量较高。它的主要功能包括调控细胞膜受体信号、离子通道活性以及基因表达。PRKCA通过磷酸化靶蛋白发挥作用,影响细胞骨架重组、炎症反应和代谢调控等过程。突变或异常表达可能导致PRKCA功能失调,与多种疾病相关,如癌症、心血管疾病和神经系统疾病。在癌症中,PRKCA的过表达可能促进肿瘤细胞增殖、侵袭和转移,例如在乳腺癌和结肠癌中已观察到其高表达与不良预后相关。相反,PRKCA表达降低可能影响突触可塑性和学习记忆功能,与阿尔茨海默病等神经退行性疾病有关。此外,PRKCA还参与胰岛素信号通路,其异常表达可能影响糖代谢,与糖尿病发展相关。PKC家族的共性包括依赖脂质第二信使激活、通过磷酸化底物调控细胞功能,并在应激反应和细胞存活中起重要作用。PRKCA作为该家族的重要成员,其活性受多种因子调控,包括生长因子和激素。研究PRKCA的功能和调控机制不仅有助于理解其在生理和病理过程中的作用,还可能为相关疾病的治疗提供新靶点。
Protein kinase C (PKC) is a family of serine- and threonine-specific protein kinases that can be activated by calcium and the second messenger diacylglycerol. PKC family members phosphorylate a wide variety of protein targets and are known to be involved in diverse cellular signaling pathways. PKC family members also serve as major receptors for phorbol esters, a class of tumor promoters. Each member of the PKC family has a specific expression profile and is believed to play a distinct role in cells. The protein encoded by this gene is one of the PKC family members. This kinase has been reported to play roles in many different cellular processes, such as cell adhesion, cell transformation, cell cycle checkpoint, and cell volume control. Knockout studies in mice suggest that this kinase may be a fundamental regulator of cardiac contractility and Ca(2+) handling in myocytes. [provided by RefSeq, Jul 2008]
蛋白激酶C(PKC)是可以通过钙和第二信使甘油二酯被激活丝氨酸和苏氨酸特异性蛋白激酶家族。 PKC家族成员磷酸化多种蛋白靶和已知参与不同的细胞信号传导途径。 PKC家族成员还作为主要受体佛波醇酯,一类促癌物。蛋白激酶C家族的每个成员都有特定的表达谱,并且被认为发挥细胞不同的作用。由该基因编码的蛋白质是蛋白激酶C家族成员之一。这种激酶已经报道在许多不同的细胞过程,例如细胞粘附,细胞转化,细胞周期关卡和细胞体积控制来发挥作用。在小鼠中敲除的研究表明,该激酶可能是心脏收缩和Ca(2+)在肌细胞的处理的基本调节。 [由RefSeq的,2008年7月提供]
PRKCA基因(以及对应的蛋白质)的细胞分布位置:
PRKCA基因的本体(GO)信息:
名称 |
---|
4014 Ras signaling pathway [PATH:hsa04014] |
4015 Rap1 signaling pathway [PATH:hsa04015] |
4010 MAPK signaling pathway [PATH:hsa04010] |
4012 ErbB signaling pathway [PATH:hsa04012] |
4310 Wnt signaling pathway [PATH:hsa04310] |
4370 VEGF signaling pathway [PATH:hsa04370] |
4066 HIF-1 signaling pathway [PATH:hsa04066] |
4020 Calcium signaling pathway [PATH:hsa04020] |
4070 Phosphatidylinositol signaling system [PATH:hsa04070] |
4071 Sphingolipid signaling pathway [PATH:hsa04071] |
4151 PI3K-Akt signaling pathway [PATH:hsa04151] |
4150 mTOR signaling pathway [PATH:hsa04150] |
4510 Focal adhesion [PATH:hsa04510] |
4530 Tight junction [PATH:hsa04530] |
4540 Gap junction [PATH:hsa04540] |
4650 Natural killer cell mediated cytotoxicity [PATH:hsa04650] |
4664 Fc epsilon RI signaling pathway [PATH:hsa04664] |
4666 Fc gamma R-mediated phagocytosis [PATH:hsa04666] |
4670 Leukocyte transendothelial migration [PATH:hsa04670] |
4911 Insulin secretion [PATH:hsa04911] |
4912 GnRH signaling pathway [PATH:hsa04912] |
4921 Oxytocin signaling pathway [PATH:hsa04921] |
4918 Thyroid hormone synthesis [PATH:hsa04918] |
4919 Thyroid hormone signaling pathway [PATH:hsa04919] |
4916 Melanogenesis [PATH:hsa04916] |
4261 Adrenergic signaling in cardiomyocytes [PATH:hsa04261] |
4270 Vascular smooth muscle contraction [PATH:hsa04270] |
4970 Salivary secretion [PATH:hsa04970] |
4971 Gastric acid secretion [PATH:hsa04971] |
4972 Pancreatic secretion [PATH:hsa04972] |
4960 Aldosterone-regulated sodium reabsorption [PATH:hsa04960] |
4961 Endocrine and other factor-regulated calcium reabsorption [PATH:hsa04961] |
4724 Glutamatergic synapse [PATH:hsa04724] |
4727 GABAergic synapse [PATH:hsa04727] |
4725 Cholinergic synapse [PATH:hsa04725] |
4728 Dopaminergic synapse [PATH:hsa04728] |
4726 Serotonergic synapse [PATH:hsa04726] |
4720 Long-term potentiation [PATH:hsa04720] |
4730 Long-term depression [PATH:hsa04730] |
4723 Retrograde endocannabinoid signaling [PATH:hsa04723] |
4750 Inflammatory mediator regulation of TRP channels [PATH:hsa04750] |
4713 Circadian entrainment [PATH:hsa04713] |
5200 Pathways in cancer [PATH:hsa05200] |
5231 Choline metabolism in cancer [PATH:hsa05231] |
5206 MicroRNAs in cancer [PATH:hsa05206] |
5205 Proteoglycans in cancer [PATH:hsa05205] |
5214 Glioma [PATH:hsa05214] |
5223 Non-small cell lung cancer [PATH:hsa05223] |
5031 Amphetamine addiction [PATH:hsa05031] |
5032 Morphine addiction [PATH:hsa05032] |
5110 Vibrio cholerae infection [PATH:hsa05110] |
5130 Pathogenic Escherichia coli infection [PATH:hsa05130] |
5164 Influenza A [PATH:hsa05164] |
5161 Hepatitis B [PATH:hsa05161] |
5146 Amoebiasis [PATH:hsa05146] |
5143 African trypanosomiasis [PATH:hsa05143] |
名称 |
---|
Acetylcholine regulates insulin secretion |
beta-catenin independent WNT signaling |
Ca-dependent events |
Ca2+ pathway |
Calmodulin induced events |
CaM pathway |
Cell Cycle |
Cell Cycle, Mitotic |
DAG and IP3 signaling |
DAP12 interactions |
DAP12 signaling |
Depolymerisation of the Nuclear Lamina |
Disinhibition of SNARE formation |
Downstream signal transduction |
Downstream signaling of activated FGFR1 |
Downstream signaling of activated FGFR2 |
Downstream signaling of activated FGFR3 |
Downstream signaling of activated FGFR4 |
EGFR interacts with phospholipase C-gamma |
EGFR Transactivation by Gastrin |
Extracellular matrix organization |
G alpha (z) signalling events |
G-protein mediated events |
Gastrin-CREB signalling pathway via PKC and MAPK |
Gene Expression |
Glutamate Binding, Activation of AMPA Receptors and Synaptic Plasticity |
GPCR downstream signaling |
Hemostasis |
HuR stabilizes mRNA |
Immune System |
Inactivation, recovery and regulation of the phototransduction cascade |
Innate Immune System |
Integration of energy metabolism |
M Phase |
Mitotic Prophase |
Neuronal System |
Neurotransmitter Receptor Binding And Downstream Transmission In The Postsynaptic Cell |
NGF signalling via TRKA from the plasma membrane |
Non-integrin membrane-ECM interactions |
Nuclear Envelope Breakdown |
Opioid Signalling |
PCP/CE pathway |
Phospholipase C-mediated cascade; FGFR2 |
Phospholipase C-mediated cascade; FGFR3 |
Phospholipase C-mediated cascade; FGFR4 |
Phospholipase C-mediated cascade: FGFR1 |
Platelet activation, signaling and aggregation |
PLC beta mediated events |
PLC-gamma1 signalling |
PLCG1 events in ERBB2 signaling |
Regulation of insulin secretion |
Regulation of KIT signaling |
Regulation of mRNA stability by proteins that bind AU-rich elements |
Response to elevated platelet cytosolic Ca2+ |
Signaling by EGFR |
Signaling by ERBB2 |
Signaling by FGFR |
Signaling by FGFR1 |
Signaling by FGFR2 |
Signaling by FGFR3 |
Signaling by FGFR4 |
Signaling by GPCR |
Signaling by PDGF |
Signaling by SCF-KIT |
Signaling by VEGF |
Signaling by Wnt |
Signalling by NGF |
Syndecan interactions |
The phototransduction cascade |
Trafficking of AMPA receptors |
Trafficking of GluR2-containing AMPA receptors |
Transmission across Chemical Synapses |
VEGFA-VEGFR2 Pathway |
VEGFR2 mediated cell proliferation |
Visual phototransduction |
WNT5A-dependent internalization of FZD4 |
疾病名称 | 关系值 | NofPmids | NofSnps | 来源 |
Cardiomegaly | 0.2 | 2 | 0 | CTD_human_RGD |
Diabetes Mellitus, Experimental | 0.12 | 1 | 0 | CTD_human |
Nephrogenic Diabetes Insipidus | 0.12 | 1 | 0 | CTD_human |
Intestinal Neoplasms | 0.12 | 1 | 0 | CTD_human |
Polyuria | 0.12 | 1 | 0 | CTD_human |
Ischemia | 0.080542884 | 3 | 0 | BeFree_RGD |
Heart failure | 0.080271442 | 2 | 0 | BeFree_RGD |
Reperfusion Injury | 0.08 | 1 | 0 | RGD |
Hypertensive disease | 0.08 | 1 | 0 | RGD |
Left Ventricular Hypertrophy | 0.08 | 1 | 0 | RGD |
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