ATP2B1 (ATPase plasma membrane Ca2+ transporting 1)

symbol:
ATP2B1
locus group:
protein-coding gene
location:
12q21.33
gene_family:
P-type ATPases
alias symbol:
PMCA1
alias name:
plasma membrane calcium-transporti…
entrez id:
490
ensembl gene id:
ENSG00000070961
ucsc gene id:
uc058rpj.1
refseq accession:
NM_001682
hgnc_id:
HGNC:814
approved reserved:
1990-10-05
12q21.33
基因染色体位置图

ATP2B1基因编码一种称为质膜钙转运ATP酶1(PMCA1)的蛋白质,属于P型ATP酶家族中的ATP2B基因家族(也称为质膜钙ATP酶家族或PMCAs)。这个家族的共同特点是利用ATP水解产生的能量将钙离子(Ca²⁺)从细胞质中主动转运到细胞外,从而维持细胞内钙离子浓度的稳态。钙离子是重要的第二信使,参与多种细胞过程,如肌肉收缩、神经传递、基因表达和细胞凋亡。ATP2B1广泛表达于各种组织中,尤其在脑、心脏和肾脏中表达较高,是维持基础钙外排的主要亚型。PMCA1作为管家蛋白,对细胞的生存至关重要。该基因的突变可能导致钙信号紊乱,与高血压、神经系统疾病和癌症等病理过程相关。例如,某些ATP2B1突变会降低钙泵活性,导致细胞内钙积累,可能引发血管平滑肌收缩异常,从而增加高血压风险。全基因组关联研究(GWAS)已发现ATP2B1基因多态性与原发性高血压显著相关。过表达ATP2B1可能增强钙外排能力,保护细胞免受钙超载引起的损伤,但过度表达可能干扰其他钙依赖性信号通路。相反,表达降低会导致细胞内钙清除能力下降,可能诱发钙依赖性细胞凋亡或异常增殖。在癌症中,ATP2B1表达变化与肿瘤转移相关,可能通过调节钙信号影响细胞迁移。ATP2B家族共有四个成员(ATP2B1-4),它们具有相似的结构和功能,但组织分布和钙亲和力不同。ATP2B1和ATP2B4是普遍表达的亚型,而ATP2B2和ATP2B3主要在特定组织(如神经元或听觉系统)中表达。这些蛋白质都含有10个跨膜结构域,并通过自抑制机制调节活性。ATP2B1作为组成型活跃的钙泵,对维持基础钙稳态尤为关键,而其他成员可能更多参与特定生理或病理条件下的钙调节。

The protein encoded by this gene belongs to the family of P-type primary ion transport ATPases characterized by the formation of an aspartyl phosphate intermediate during the reaction cycle. These enzymes remove bivalent calcium ions from eukaryotic cells against very large concentration gradients and play a critical role in intracellular calcium homeostasis. The mammalian plasma membrane calcium ATPase isoforms are encoded by at least four separate genes and the diversity of these enzymes is further increased by alternative splicing of transcripts. The expression of different isoforms and splice variants is regulated in a developmental, tissue- and cell type-specific manner, suggesting that these pumps are functionally adapted to the physiological needs of particular cells and tissues. This gene encodes the plasma membrane calcium ATPase isoform 1. Alternatively spliced transcript variants encoding different isoforms have been identified. [provided by RefSeq, Jul 2008]

由该基因编码的蛋白质属于家庭P型初级离子迁移ATP酶特征天冬氨酰磷酸的反应周期期间中间体的形成。这些酶移除真核细胞中的二价钙离子对非常大的浓度梯度,发挥细胞内钙稳态的关键作用。哺乳动物质膜钙ATP酶同种型是通过至少四个分开的基因编码,并且这些酶的多样性被进一步增加转录物的可变剪接。不同同种型和剪接变体的表达在发育,组织 - 和细胞类型特异性的方式被限制,这表明这些泵在功能上适用于特定的细胞和组织的生理需要。该基因编码质膜钙ATP酶同种型1,可替代地剪接转录变体编码不同同种型也已确定。 [由RefSeq的,2008年7月提供]

ATP2B1基因的碱基序列:[NCBI]
Loading Gene Browser...
ATP2B1基因的碱基突变:           仅显示部分snp
rs939329       rs957525       rs988111       rs1050395       rs1050396       rs1228564       rs1356819       rs1356820       rs1358350       rs1401981       rs1401982       rs1401983       rs1401984       rs1520183       rs1520184       rs1527540       rs1589289      

ATP2B1基因在不同组织中的表达:    [UniProt]

基因在不同组织中的表达图
正向引物序列
正向Tm值
反向引物序列
反向Tm值
评分
CCAAACACAGATTCGAGTGG
59
ATCGAACTTCTTGATTCCGGT
60
TCCTTCAGTTCCAACTTACTG
58
CTTAAGCGGTGAGTCTTGAG
58
AGAGTTGTACTAGATAATCCCAGG
59
TTGATCTGAAATGGCAGCA
58
CGGAACGGATGTGTATATCTC
58
TGTAAAGCAGCATCAGCAG
59
ATGAAAGCTCATTGACTGGTG
59
CATGAGTACCTGATAGAAGTAAGG
58
ATGAAAGCTCATTGACTGGTG
59
CATGAGTACCTGATAGAAGTAAGG
58
ATTGATCACGCTGAAAGGG
58
CTACATCCATCTGTGTTTGGA
58
GGATTTGCAATGGGTATTGC
58
GCTTGTAAAGTTGTCATCTGTG
58
GGATTTGCAATGGGTATTGC
58
GCTTGTAAAGTTGTCATCTGTG
58
GGTCCACAGATGCATTACG
59
CCACTTAAACCTTCATTGGGAG
59
      尚未收录相关数据

ATP2B1基因(以及对应的蛋白质)的细胞分布位置:

[UniProt]     [GenomeNet]

" d="M482.414,245.296c3.539,4.293,4.455,10.009,0.202,11 c-4.244,0.996-4.983-10.983-8.293-8.438c-5.271,4.08,9.834,12.271,5.144,17.287c-3.717,3.607-6.172-5.75-10.839-1.976 c-4.673,3.776,6.781,7.299,2.831,11.326c-4.354,4.045-6.979-1.449-9.837-5.517c-1.193-1.742-2.059-3.851-3.595-2.748 c-1.516,1.078-1.854,1.795-0.938,3.666c2.374,4.854,9.235,10.119,5.156,12.535c-5.636,3.346-5.044-8.871-9.426-7.574 c-4.388,1.291,2.557,10.66-1.245,11.141c-4.089,0.545-3.483-10.239-6.979-8.575c-2.522,1.206-0.929,3.071-0.938,4.899 c0.004,1.32-0.964,3.6-2.372,4.062c-3.593,1.171-8.544-1.065-10.251-3.59c-6.04-8.93,0.396-15.997,4.639-7.015 c3.023,4.642,5.182,0.834,2.839-2.219c-1.032-1.354-4.309-5.901-0.781-7.252c2.904-1.113,4.271,1.941,5.985,4.592 c2.61,4.016,5.485,0.117,3.031-3.414c-1.828-2.633-2.74-3.803,3.156-7.42c6.405-4.369,6.52,3.869,10.077,0.646 c2.309-1.832-4.783-5.149,0.06-8.995c2.896-2.293,5.18,6.207,7.961,3.516c3.523-2.737-7.717-7.369,0.117-11.736 C473.413,240.77,480.519,242.891,482.414,245.296z"/> Extracellular space Cytosol Plasma membrane Cytoskeleton Lysosome Endosome Peroxisome ER Golgi Apparatus Nucleus Mitochondrion 0 1 2 3 4 5 Confidence
  • 质膜
  • 细胞质
  • 细胞外
  • 高尔基体
  • 囊泡
  • 细胞骨架
  • 内质网
  • 细胞核
  • 内体
  • 溶酶体
  • 线粒体

ATP2B1基因的本体(GO)信息:

GO库代码
对应的蛋白质
来源代码
GO:0005388
A0A0U1RQU3 (UniProtKB)
IEA
GO:0005524
A0A0U1RQU3 (UniProtKB)
IEA
GO:0016021
A0A0U1RQU3 (UniProtKB)
IEA
GO:0070588
A0A0U1RQU3 (UniProtKB)
IEA
GO:0005388
E7ERY9 (UniProtKB)
IEA
GO:0005524
E7ERY9 (UniProtKB)
IEA
GO:0005634
E7ERY9 (UniProtKB)
IDA
GO:0005886
E7ERY9 (UniProtKB)
IDA
GO:0016021
E7ERY9 (UniProtKB)
IEA
GO:0046872
E7ERY9 (UniProtKB)
IEA
GO:0070588
E7ERY9 (UniProtKB)
IEA
GO:0005388
H0YHH6 (UniProtKB)
IEA
GO:0005524
H0YHH6 (UniProtKB)
IEA
GO:0016021
H0YHH6 (UniProtKB)
IEA
GO:0070588
H0YHH6 (UniProtKB)
IEA
GO:0003407
P20020 (UniProtKB)
IEA
GO:0005388
P20020 (UniProtKB)
TAS
GO:0005515
P20020 (UniProtKB)
IPI
GO:0005515
P20020 (UniProtKB)
IPI
GO:0005516
P20020 (UniProtKB)
IEA
GO:0005524
P20020 (UniProtKB)
IEA
GO:0005634
P20020 (UniProtKB)
IDA
GO:0005886
P20020 (UniProtKB)
IDA
GO:0005886
P20020 (UniProtKB)
TAS
GO:0005887
P20020 (UniProtKB)
TAS
GO:0006810
P20020 (UniProtKB)
TAS
GO:0006874
P20020 (UniProtKB)
IBA
GO:0007420
P20020 (UniProtKB)
IEA
GO:0007568
P20020 (UniProtKB)
IEA
GO:0009409
P20020 (UniProtKB)
IEA
GO:0009898
P20020 (UniProtKB)
IEA
GO:0016020
P20020 (UniProtKB)
IDA
GO:0016323
P20020 (UniProtKB)
IEA
GO:0016324
P20020 (UniProtKB)
IEA
GO:0030165
P20020 (UniProtKB)
IBA
GO:0032591
P20020 (UniProtKB)
IEA
GO:0032809
P20020 (UniProtKB)
IEA
GO:0034220
P20020 (UniProtKB)
TAS
GO:0043231
P20020 (UniProtKB)
IBA
GO:0045121
P20020 (UniProtKB)
IEA
GO:0046872
P20020 (UniProtKB)
IEA
GO:0070062
P20020 (UniProtKB)
IDA
GO:0070588
P20020 (UniProtKB)
IEA
GO:0071305
P20020 (UniProtKB)
IEA
GO:0071386
P20020 (UniProtKB)
IEA
GO:1901660
P20020 (UniProtKB)
IEA
GO:1903779
P20020 (UniProtKB)
TAS

可能调控 ATP2B1基因的相关microRNA:     

MINT

BioGrid

IntAct

mentha

String

基因与其他基因之间的相互作用关系图
序号 作用方式 资源库来源/分值 基因名称 基因名称
疾病名称 关系值 NofPmids NofSnps 来源
疾病名称 关系值 NofPmids NofSnps 来源
Hypertensive disease 0.332996872 17 12 BeFree_CTD_human_GAD_GWASCAT_RGD
Blood pressure finding 0.129468128 5 3 GAD_GWASCAT
Systemic arterial pressure 0.129468128 5 3 GAD_GWASCAT
Coronary Artery Disease 0.120271442 2 1 BeFree_CTD_human
Coronary heart disease 0.120271442 2 1 BeFree_GWASCAT
IGA Glomerulonephritis 0.12 1 0 CTD_human
Cataract 0.12 1 0 CTD_human
Mammary Neoplasms 0.00272435 1 0 LHGDN
Cryptorchidism 0.00272435 1 0 LHGDN
Essential Hypertension 0.000814326 3 0 BeFree

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