ATP2B2 (ATPase plasma membrane Ca2+ transporting 2)

symbol:
ATP2B2
locus group:
protein-coding gene
location:
3p25.3
gene_family:
P-type ATPases
alias symbol:
PMCA2
alias name:
plasma membrane Ca2+ pump 2|plasma…
entrez id:
491
ensembl gene id:
ENSG00000157087
ucsc gene id:
uc003bvw.3
refseq accession:
NM_001683
hgnc_id:
HGNC:815
approved reserved:
1992-06-26
3p25.3
基因染色体位置图

ATP2B2属于PMCA(质膜钙ATP酶)基因家族,编码一种称为质膜钙ATP酶2的蛋白质。这个基因家族的主要功能是通过消耗ATP能量将细胞内的钙离子主动转运到细胞外,维持细胞内钙离子浓度的稳态,这对许多细胞过程如信号传导、肌肉收缩和神经递质释放至关重要。ATP2B2基因主要在听觉系统中高表达,特别是在耳蜗的外毛细胞中,这些细胞对声音的放大和频率选择起关键作用。该基因的突变与常染色体显性非综合征性听力损失(DFNA41)有关,突变会导致蛋白质功能受损,影响钙离子的清除,进而破坏毛细胞的正常功能,最终导致进行性听力丧失。此外,ATP2B2的异常表达也与某些神经系统疾病和心血管疾病相关,因为钙信号在这些系统中扮演重要角色。如果ATP2B2过表达,可能会过度消耗ATP,影响细胞的能量代谢,同时可能导致细胞外钙离子浓度异常升高,干扰正常的钙信号传导。相反,如果ATP2B2表达降低,细胞内钙离子浓度会上升,可能导致细胞凋亡或功能紊乱,特别是在高度依赖钙稳态的细胞如神经元和心肌细胞中。PMCA基因家族的成员都具有相似的跨膜结构域和钙离子结合位点,但它们的组织分布和调控机制有所不同,这使得它们能够参与不同组织和生理环境中的钙稳态调节。ATP2B2的特异性在于其对听觉系统的关键作用,而其他家族成员可能在其他组织中更为重要。

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 2. 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2。或者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]

ATP2B2基因的碱基序列:[NCBI]
Loading Gene Browser...
ATP2B2基因的碱基突变:           仅显示部分snp
rs3222883       rs4684732       rs6442186       rs11128520       rs11713375       rs17033264       rs34156649       rs34837611       rs36206226       rs71055829       rs73811968       rs73811969       rs75087106       rs75204560       rs79095560       rs79355097       rs111878533      

ATP2B2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
GGATCCAGACACAGATCCG
60
TGGAGGTTCGAGATTCAGG
59
CAGATAGTGCGAATGCCAG
59
CCTGTTGTTTGGCTTTGCT
60
GGATCCAGACACAGATCCG
60
TGGAGGTTCGAGATTCAGG
59
CCAGACACAGATTGAAGTAGTC
59
AGATTGGCTACATCCTGGC
60
GTGAAGAGGAAGAGAAGAAAGAC
59
CTGTTGTTTGGCTTTGCTC
58
GCTGGACTTCTCATTAGCG
58
TGGAGGTTCGAGATTCAGG
59
CAAATATGGTGACCTCCTCC
57
AGACTCTCCAGTTAGGGAG
57
CAGATAGTGCGAATGCCAG
59
CCTGTTGTTTGGCTTTGCT
60
CTCTTTCCTCTCCGACCAG
59
CTCTGTGTCCAGGGTTCTC
59
TTCATAGCCAAGAGCCACC
60
CAGGAGTCTCCATTCAGTGG
60
      尚未收录相关数据

ATP2B2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

ATP2B2基因的本体(GO)信息:

GO库代码
对应的蛋白质
来源代码
GO:0005388
H0Y7S3 (UniProtKB)
IEA
GO:0005524
H0Y7S3 (UniProtKB)
IEA
GO:0016021
H0Y7S3 (UniProtKB)
IEA
GO:0046872
H0Y7S3 (UniProtKB)
IEA
GO:0070588
H0Y7S3 (UniProtKB)
IEA
GO:0005388
Q01814 (UniProtKB)
NAS
GO:0005388
Q01814 (UniProtKB)
IDA
GO:0005388
Q01814 (UniProtKB)
IDA
GO:0005388
Q01814 (UniProtKB)
IDA
GO:0005388
Q01814 (UniProtKB)
TAS
GO:0005509
Q01814 (UniProtKB)
IDA
GO:0005515
Q01814 (UniProtKB)
IPI
GO:0005515
Q01814 (UniProtKB)
IPI
GO:0005515
Q01814 (UniProtKB)
IPI
GO:0005515
Q01814 (UniProtKB)
IPI
GO:0005515
Q01814 (UniProtKB)
IPI
GO:0005515
Q01814 (UniProtKB)
IPI
GO:0005515
Q01814 (UniProtKB)
IPI
GO:0005515
Q01814 (UniProtKB)
IPI
GO:0005515
Q01814 (UniProtKB)
IPI
GO:0005515
Q01814 (UniProtKB)
IPI
GO:0005515
Q01814 (UniProtKB)
IPI
GO:0005515
Q01814 (UniProtKB)
IPI
GO:0005516
Q01814 (UniProtKB)
IEA
GO:0005516
Q01814 (UniProtKB)
IDA
GO:0005516
Q01814 (UniProtKB)
IDA
GO:0005516
Q01814 (UniProtKB)
IDA
GO:0005524
Q01814 (UniProtKB)
IEA
GO:0005524
Q01814 (UniProtKB)
IDA
GO:0005737
Q01814 (UniProtKB)
IDA
GO:0005783
Q01814 (UniProtKB)
IEA
GO:0005886
Q01814 (UniProtKB)
IDA
GO:0005886
Q01814 (UniProtKB)
IDA
GO:0005886
Q01814 (UniProtKB)
IDA
GO:0005886
Q01814 (UniProtKB)
IDA
GO:0005886
Q01814 (UniProtKB)
NAS
GO:0005886
Q01814 (UniProtKB)
IDA
GO:0005886
Q01814 (UniProtKB)
IDA
GO:0005886
Q01814 (UniProtKB)
IDA
GO:0005886
Q01814 (UniProtKB)
TAS
GO:0005887
Q01814 (UniProtKB)
IBA
GO:0005929
Q01814 (UniProtKB)
IEA
GO:0006810
Q01814 (UniProtKB)
NAS
GO:0006816
Q01814 (UniProtKB)
IMP
GO:0006996
Q01814 (UniProtKB)
IEA
GO:0007595
Q01814 (UniProtKB)
IEA
GO:0007605
Q01814 (UniProtKB)
IMP
GO:0007605
Q01814 (UniProtKB)
IMP
GO:0007626
Q01814 (UniProtKB)
IEA
GO:0008022
Q01814 (UniProtKB)
IPI
GO:0008361
Q01814 (UniProtKB)
IEA
GO:0016324
Q01814 (UniProtKB)
IEA
GO:0021702
Q01814 (UniProtKB)
IEA
GO:0021707
Q01814 (UniProtKB)
IEA
GO:0030054
Q01814 (UniProtKB)
IEA
GO:0030165
Q01814 (UniProtKB)
IDA
GO:0030182
Q01814 (UniProtKB)
IDA
GO:0030899
Q01814 (UniProtKB)
IEA
GO:0034220
Q01814 (UniProtKB)
TAS
GO:0040011
Q01814 (UniProtKB)
IEA
GO:0042428
Q01814 (UniProtKB)
IEA
GO:0043025
Q01814 (UniProtKB)
IEA
GO:0043231
Q01814 (UniProtKB)
IBA
GO:0045202
Q01814 (UniProtKB)
IEA
GO:0045299
Q01814 (UniProtKB)
IEA
GO:0046068
Q01814 (UniProtKB)
IEA
GO:0046872
Q01814 (UniProtKB)
IEA
GO:0048167
Q01814 (UniProtKB)
IEA
GO:0050808
Q01814 (UniProtKB)
IEA
GO:0050885
Q01814 (UniProtKB)
IEA
GO:0050910
Q01814 (UniProtKB)
IEA
GO:0051480
Q01814 (UniProtKB)
IMP
GO:0051928
Q01814 (UniProtKB)
IEA
GO:0060088
Q01814 (UniProtKB)
IEA
GO:0070062
Q01814 (UniProtKB)
IDA
GO:0070588
Q01814 (UniProtKB)
IEA
GO:0070588
Q01814 (UniProtKB)
IEA
GO:0070588
Q01814 (UniProtKB)
IEA
GO:0070588
Q01814 (UniProtKB)
IEA
GO:0090102
Q01814 (UniProtKB)
IEA
GO:1903779
Q01814 (UniProtKB)
TAS

可能调控 ATP2B2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
Deafness, Autosomal Recessive 12 0.12 0 0 CTD_human
Mammary Neoplasms 0.00272435 1 0 LHGDN
Encephalomyelitis 0.00272435 1 0 LHGDN
Tobacco Use Disorder 0.002367032 1 0 GAD
Schizophrenia 0.002367032 1 0 GAD
Inflammatory Bowel Diseases 0.002367032 1 1 GAD
Hearing Loss, Mixed Conductive-Sensorineural 0.002171535 8 0 BeFree
Malignant neoplasm of breast 0.000814326 3 0 BeFree
Breast Carcinoma 0.000814326 3 0 BeFree
Cataract 0.000542884 2 0 BeFree

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