FLT3 (fms related receptor tyrosine kinase 3)

symbol:
FLT3
locus group:
protein-coding gene
location:
13q12.2
gene_family:
Receptor Tyrosine Kinases|CD molecules|Immunoglobulin-like domain containing
alias symbol:
STK1|FLK2|CD135
alias name:
None
entrez id:
2322
ensembl gene id:
ENSG00000122025
ucsc gene id:
uc001urw.3
refseq accession:
NM_004119
hgnc_id:
HGNC:3765
approved reserved:
1990-07-30
13q12.2
基因染色体位置图

FLT3(FMS-like tyrosine kinase 3)是一种属于III型受体酪氨酸激酶(RTK)家族的基因,该家族还包括KIT、PDGFR等成员,它们共同特点是具有细胞外配体结合域、跨膜域和细胞内酪氨酸激酶域,主要参与细胞增殖、分化和存活信号的传导。FLT3主要在造血干细胞和祖细胞中表达,其配体FLT3L(FLT3配体)结合后激活下游信号通路(如RAS/MAPK、PI3K/AKT和STAT5),对造血系统的发育和免疫细胞生成至关重要。FLT3基因突变(尤其是内部串联重复突变FLT3-ITD和酪氨酸激酶结构域点突变FLT3-TKD)会导致激酶持续激活,与急性髓系白血病(AML)密切相关,这类患者预后较差。FLT3-ITD突变通过异常激活增殖信号并抑制分化,促进白血病发生。FLT3过表达会增强造血前体细胞的自我更新能力,可能导致骨髓增殖异常;而表达降低则可能损害造血干细胞池的维持和免疫细胞生成。针对FLT3突变的靶向药物(如米哚妥林、吉瑞替尼)已用于AML治疗。FLT3基因家族成员在肿瘤发生、干细胞调控中具有重要作用,其异常激活常与血液系统恶性肿瘤相关。

This gene encodes a class III receptor tyrosine kinase that regulates hematopoiesis. This receptor is activated by binding of the fms-related tyrosine kinase 3 ligand to the extracellular domain, which induces homodimer formation in the plasma membrane leading to autophosphorylation of the receptor. The activated receptor kinase subsequently phosphorylates and activates multiple cytoplasmic effector molecules in pathways involved in apoptosis, proliferation, and differentiation of hematopoietic cells in bone marrow. Mutations that result in the constitutive activation of this receptor result in acute myeloid leukemia and acute lymphoblastic leukemia. [provided by RefSeq, Jan 2015]

这个基因编码,调节造血Ⅲ类受体酪氨酸激酶。这种受体是通过对细胞外结构域,其诱导在质膜,导致受体的自磷酸化同二聚体形成FMS相关酪氨酸激酶3配体的结合而活化。活化的受体激酶随后磷酸化并在参与细胞凋亡,增殖,和在骨髓造血细胞的分化途径激活多种细胞质效应分子。导致在急性骨髓性白血病和急性淋巴细胞性白血病该受体结果的组成性活化的突变。 [由RefSeq的,2015年1月提供]

FLT3基因的碱基序列:[NCBI]
Loading Gene Browser...
FLT3基因的碱基突变:           仅显示部分snp
rs1316779       rs1319106       rs1319107       rs1320532       rs1320533       rs1320534       rs1320535       rs1320536       rs1344121       rs1815587       rs1815588       rs1933434       rs1933435       rs1933437       rs1933441       rs1962015       rs1962018      

FLT3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
ATCCAAATTCCAGCATGCC
59
GAATTCCCATGAAGCCCTG
59
GAAGAAGCGAAACTGTGGA
58
CCTTTGTGTTACCCTTGTCC
59
CAAAGCTGTTCATGTGAACCA
60
TCAAAGTAGTTGCCCTCCTC
60
CAAATTCCAGCATGCCTGG
60
ATGAATTCCCATGAAGCCCT
60
AGAAGAAGCGAAACTGTGG
58
CTTTGTGTTACCCTTGTCCT
58
CAAAGCTGTTCATGTGAACC
58
TCAAAGTAGTTGCCCTCCT
58
GAAGAAGCGAAACTGTGGA
58
CTTTGTGTTACCCTTGTCCT
58
TGTTTCTCGGATGGATACCC
59
GATCTCTTCTGTGCAGTTGG
59
CCAAATTCCAGCATGCCTG
60
TGAATTCCCATGAAGCCCT
59
转录因子
影响基因
影响类型
参考文献链接(PubMed)
PML
FLT3
Activation
STAT3
FLT3
Activation

FLT3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

FLT3基因的本体(GO)信息:

GO库代码
对应的蛋白质
来源代码
GO:0004714
E7ER61 (UniProtKB)
IEA
GO:0005524
E7ER61 (UniProtKB)
IEA
GO:0007169
E7ER61 (UniProtKB)
IEA
GO:0016021
E7ER61 (UniProtKB)
IEA
GO:0018108
E7ER61 (UniProtKB)
IEA
GO:0030097
E7ER61 (UniProtKB)
IEA
GO:0030154
E7ER61 (UniProtKB)
IEA
GO:0001776
P36888 (UniProtKB)
ISS
GO:0002318
P36888 (UniProtKB)
ISS
GO:0002328
P36888 (UniProtKB)
ISS
GO:0004714
P36888 (UniProtKB)
TAS
GO:0004896
P36888 (UniProtKB)
ISS
GO:0005021
P36888 (UniProtKB)
TAS
GO:0005515
P36888 (UniProtKB)
IPI
GO:0005515
P36888 (UniProtKB)
IPI
GO:0005515
P36888 (UniProtKB)
IPI
GO:0005515
P36888 (UniProtKB)
IPI
GO:0005524
P36888 (UniProtKB)
IEA
GO:0005634
P36888 (UniProtKB)
IEA
GO:0005788
P36888 (UniProtKB)
IEA
GO:0005829
P36888 (UniProtKB)
IEA
GO:0005886
P36888 (UniProtKB)
TAS
GO:0005886
P36888 (UniProtKB)
TAS
GO:0005887
P36888 (UniProtKB)
TAS
GO:0007169
P36888 (UniProtKB)
TAS
GO:0008284
P36888 (UniProtKB)
TAS
GO:0010243
P36888 (UniProtKB)
IEA
GO:0014068
P36888 (UniProtKB)
TAS
GO:0018108
P36888 (UniProtKB)
TAS
GO:0019221
P36888 (UniProtKB)
ISS
GO:0030097
P36888 (UniProtKB)
IDA
GO:0030183
P36888 (UniProtKB)
ISS
GO:0031100
P36888 (UniProtKB)
IEA
GO:0032403
P36888 (UniProtKB)
IEA
GO:0035259
P36888 (UniProtKB)
IEA
GO:0035726
P36888 (UniProtKB)
ISS
GO:0038084
P36888 (UniProtKB)
IEA
GO:0042531
P36888 (UniProtKB)
TAS
GO:0042803
P36888 (UniProtKB)
TAS
GO:0042981
P36888 (UniProtKB)
TAS
GO:0043234
P36888 (UniProtKB)
IEA
GO:0043406
P36888 (UniProtKB)
TAS
GO:0043410
P36888 (UniProtKB)
TAS
GO:0043552
P36888 (UniProtKB)
TAS
GO:0046651
P36888 (UniProtKB)
ISS
GO:0046777
P36888 (UniProtKB)
TAS
GO:0071345
P36888 (UniProtKB)
ISS
GO:0071345
P36888 (UniProtKB)
TAS
GO:0071385
P36888 (UniProtKB)
IEA
GO:0097028
P36888 (UniProtKB)
ISS

可能调控 FLT3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
Leukemia, Myelocytic, Acute 0.56 707 10 BeFree_CLINVAR_CTD_human_GAD_LHGDN_MGD
Acute Promyelocytic Leukemia 0.146588829 46 0 BeFree_CTD_human_GAD_LHGDN
Acute lymphocytic leukemia 0.130314791 38 3 BeFree_CLINVAR
Acute biphenotypic leukemia 0.12 0 0 ORPHANET
Thrombosis 0.12 1 0 CTD_human
LEUKEMIA, ACUTE LYMPHOBLASTIC, SUSCEPTIBILITY TO, 3 0.12 0 0 ORPHANET
leukemia 0.093278617 151 1 BeFree_GAD_LHGDN
Juvenile Myelomonocytic Leukemia 0.080542884 2 0 BeFree_MGD
Arthritis, Experimental 0.08 1 0 RGD
Myeloid Leukemia 0.056970589 30 1 BeFree_GAD_LHGDN

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