JAK3 (Janus kinase 3)

symbol:
JAK3
locus group:
protein-coding gene
location:
19p13.11
gene_family:
alias symbol:
L-JAK|JAKL|LJAK|JAK3_HUMAN|JAK-3
alias name:
tyrosine-protein kinase JAK3|leuko…
entrez id:
3718
ensembl gene id:
ENSG00000105639
ucsc gene id:
uc002nhn.5
refseq accession:
NM_000215
hgnc_id:
HGNC:6193
approved reserved:
1994-12-19
19p13.11
基因染色体位置图

JAK3(Janus Kinase 3)是一种非受体型酪氨酸激酶,属于JAK激酶家族(Janus Kinase family),该家族还包括JAK1、JAK2和TYK2。JAK家族成员的共性是它们都参与细胞因子信号传导,通过JAK-STAT信号通路调控免疫反应、造血功能和炎症等生理过程。JAK3主要在造血细胞中表达,尤其是T细胞、B细胞和自然杀伤细胞(NK细胞),其功能依赖于与细胞因子受体(如IL-2、IL-4、IL-7、IL-9、IL-15和IL-21受体)的γc链(共同γ链)结合,激活下游STAT蛋白(如STAT5),从而调控细胞增殖、分化和存活。JAK3的功能异常与多种免疫疾病相关,例如JAK3突变会导致严重的联合免疫缺陷(SCID),表现为T细胞和NK细胞发育缺陷,而B细胞数量正常但功能受损。JAK3的过度激活与自身免疫性疾病(如类风湿性关节炎)和某些白血病有关,因此JAK3抑制剂(如托法替尼)被用于治疗这些疾病。如果JAK3表达降低,会导致免疫细胞功能受损,增加感染风险;而过表达可能引发异常免疫激活或肿瘤发生。JAK3的突变通常使其失去激酶活性,但某些获得性突变(如V722I)可能导致组成性激活,促进癌症发展。此外,JAK3与其他JAK家族成员不同,其表达具有组织特异性,且仅与γc链受体结合,这使得它成为靶向治疗的重要候选分子,以减少全身性副作用。

The protein encoded by this gene is a member of the Janus kinase (JAK) family of tyrosine kinases involved in cytokine receptor-mediated intracellular signal transduction. It is predominantly expressed in immune cells and transduces a signal in response to its activation via tyrosine phosphorylation by interleukin receptors. Mutations in this gene are associated with autosomal SCID (severe combined immunodeficiency disease). [provided by RefSeq, Jul 2008]

由该基因编码的蛋白是Janus激酶(JAK)家族参与细胞因子受体介导的细胞内信号转导的酪氨酸激酶的成员。它是在免疫细胞中表达,并通过白介素受体在响应通过酪氨酸磷酸化转导的信号到其激活。在这种基因突变与常染色体的SCID(重症联合免疫缺陷病)相关联。 [由RefSeq的,2008年7月提供]

JAK3基因的碱基序列:[NCBI]
Loading Gene Browser...
JAK3基因的碱基突变:           仅显示部分snp
rs3008       rs11888       rs867174       rs916017       rs916018       rs916019       rs1052526       rs1122385       rs2071183       rs2072496       rs2110586       rs2230589       rs2238644       rs2238645       rs2302600       rs2302601       rs2302602      

JAK3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
ACGAGCTCTTCACCTACTG
59
TCATGAGCTCGTGAACCTC
60
GAACCTTCCTTCTGGTTGG
58
CATCTAGCTGTGCCTTTGG
59
ACGAGCTCTTCACCTACTG
59
TCATGAGCTCGTGAACCTC
60
ACTTCTTCTGCAAGGAGGT
59
CAAAGTCCAGAGTGATGGG
58
TTAAGCCTGGAGATGCTCAC
60
CTTCCAAGCTAAGTGTCTGC
59
CCTTCACCAAGATTTACCGG
59
CAGGAATGACTCCATGCAG
58
ACTTCTTCTGCAAGGAGGT
58
CAAAGTCCAGAGTGATGGG
57
AGTGCTATCCTTGACCTGC
60
CTGCTCCTTGAGACTGAGG
60
TACGAGCTCTTCACCTACTG
59
ATGAGCTCGTGAACCTCAG
60
TACGAGCTCTTCACCTACTG
59
ATGAGCTCGTGAACCTCAG
60
      尚未收录相关数据

JAK3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

JAK3基因的本体(GO)信息:

GO库代码
对应的蛋白质
来源代码
GO:0000165
P52333 (UniProtKB)
TAS
GO:0002250
P52333 (UniProtKB)
IEA
GO:0002731
P52333 (UniProtKB)
ISS
GO:0004713
P52333 (UniProtKB)
ISS
GO:0004713
P52333 (UniProtKB)
TAS
GO:0004715
P52333 (UniProtKB)
IBA
GO:0005088
P52333 (UniProtKB)
TAS
GO:0005102
P52333 (UniProtKB)
IBA
GO:0005515
P52333 (UniProtKB)
IPI
GO:0005515
P52333 (UniProtKB)
IPI
GO:0005515
P52333 (UniProtKB)
IPI
GO:0005524
P52333 (UniProtKB)
IEA
GO:0005829
P52333 (UniProtKB)
TAS
GO:0005829
P52333 (UniProtKB)
TAS
GO:0005829
P52333 (UniProtKB)
TAS
GO:0005829
P52333 (UniProtKB)
TAS
GO:0005829
P52333 (UniProtKB)
TAS
GO:0005829
P52333 (UniProtKB)
TAS
GO:0005829
P52333 (UniProtKB)
TAS
GO:0005829
P52333 (UniProtKB)
TAS
GO:0005829
P52333 (UniProtKB)
TAS
GO:0005829
P52333 (UniProtKB)
TAS
GO:0005829
P52333 (UniProtKB)
TAS
GO:0005829
P52333 (UniProtKB)
TAS
GO:0005829
P52333 (UniProtKB)
TAS
GO:0005829
P52333 (UniProtKB)
TAS
GO:0005829
P52333 (UniProtKB)
TAS
GO:0005829
P52333 (UniProtKB)
TAS
GO:0005829
P52333 (UniProtKB)
TAS
GO:0005829
P52333 (UniProtKB)
TAS
GO:0005829
P52333 (UniProtKB)
TAS
GO:0005829
P52333 (UniProtKB)
TAS
GO:0005829
P52333 (UniProtKB)
TAS
GO:0005856
P52333 (UniProtKB)
IEA
GO:0006468
P52333 (UniProtKB)
TAS
GO:0007167
P52333 (UniProtKB)
ISS
GO:0007204
P52333 (UniProtKB)
IEA
GO:0007260
P52333 (UniProtKB)
TAS
GO:0007262
P52333 (UniProtKB)
TAS
GO:0012505
P52333 (UniProtKB)
IEA
GO:0016477
P52333 (UniProtKB)
IBA
GO:0018108
P52333 (UniProtKB)
ISS
GO:0019903
P52333 (UniProtKB)
IPI
GO:0030183
P52333 (UniProtKB)
ISS
GO:0030183
P52333 (UniProtKB)
IBA
GO:0031234
P52333 (UniProtKB)
IBA
GO:0032693
P52333 (UniProtKB)
ISS
GO:0032695
P52333 (UniProtKB)
ISS
GO:0035556
P52333 (UniProtKB)
ISS
GO:0035771
P52333 (UniProtKB)
IDA
GO:0038083
P52333 (UniProtKB)
IBA
GO:0042102
P52333 (UniProtKB)
IBA
GO:0042104
P52333 (UniProtKB)
IEA
GO:0042506
P52333 (UniProtKB)
IEA
GO:0043029
P52333 (UniProtKB)
ISS
GO:0043029
P52333 (UniProtKB)
TAS
GO:0043547
P52333 (UniProtKB)
IEA
GO:0045087
P52333 (UniProtKB)
IBA
GO:0045221
P52333 (UniProtKB)
ISS
GO:0045626
P52333 (UniProtKB)
ISS
GO:0050778
P52333 (UniProtKB)
IEA
GO:0050868
P52333 (UniProtKB)
ISS
GO:0051928
P52333 (UniProtKB)
IEA
GO:0060397
P52333 (UniProtKB)
TAS
GO:0070232
P52333 (UniProtKB)
ISS
GO:0070244
P52333 (UniProtKB)
ISS
GO:0070669
P52333 (UniProtKB)
TAS
GO:0070670
P52333 (UniProtKB)
IDA
GO:0070670
P52333 (UniProtKB)
IDA
GO:0070672
P52333 (UniProtKB)
TAS
GO:0071104
P52333 (UniProtKB)
TAS

可能调控 JAK3基因的相关microRNA:     

Reactome

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
Severe Combined Immunodeficiency, Autosomal Recessive, T Cell-Negative, B Cell-Positive, NK Cell-Negative 0.24 0 4 CLINVAR_ORPHANET
Severe Combined Immunodeficiency 0.141583323 44 4 BeFree_CLINVAR_GAD_LHGDN
Juvenile Myelomonocytic Leukemia 0.120271442 1 0 BeFree_CTD_human
AMYOTROPHIC LATERAL SCLEROSIS 1 0.12 1 0 CTD_human
Severe Combined Immunodeficiency, Autosomal Recessive, T Cell Negative, B Cell Positive, NK Cell Positive 0.08 0 0 MGD
Down Syndrome 0.008715934 3 0 BeFree_LHGDN
Ki-1+ Anaplastic Large Cell Lymphoma 0.006263026 4 0 BeFree_LHGDN
Myeloproliferative disease 0.005720142 3 0 BeFree_LHGDN
Myeloid Leukemia, Chronic 0.004734064 2 0 GAD
Lymphoma, T-Cell, Cutaneous 0.00408156 5 0 BeFree_LHGDN

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