TBX3 (T-box transcription factor 3)

symbol:
TBX3
locus group:
protein-coding gene
location:
12q24.21
gene_family:
T-boxes
alias symbol:
TBX3-ISO|XHL
alias name:
None
entrez id:
6926
ensembl gene id:
ENSG00000135111
ucsc gene id:
uc001tvt.2
refseq accession:
NM_016569|NM_005996
hgnc_id:
HGNC:11602
approved reserved:
1997-06-18
12q24.21
基因染色体位置图

TBX3属于T-box基因家族,该家族成员编码的转录因子均含有一个高度保守的DNA结合域(T-box domain),能特异性识别并结合靶基因启动子区的T-box结合元件(TBE),调控胚胎发育、细胞命运决定等关键生物学过程。TBX3定位于人类12号染色体(12q24.21),其编码蛋白通过抑制靶基因转录参与肢体发育(如调控FGF10信号通路)、乳腺腺体形成、心脏传导系统分化(抑制NKX2-5以维持窦房结功能)等。该基因存在两种主要剪接变体(TBX3和TBX3+2a),后者因包含额外外显子而具有更强的转录抑制活性。功能丧失性突变可导致尺骨-乳腺综合征(ULMS),表现为上肢畸形(如尺骨缺如)、乳腺/乳头发育不全及顶泌汗腺缺陷,而功能获得性突变与某些心律失常相关。在肿瘤中,TBX3过表达通过抑制p14ARF(细胞周期抑制剂)促进黑色素瘤、乳腺癌等恶性进展,同时上调EMT(上皮-间质转化)标记物(如N-cadherin)增强转移能力;其表达不足则导致肢体发育异常(如鸡胚中敲低引起翅芽生长停滞)。该基因与同家族成员TBX2(位于17q23.2)共享约90%的T-box域同源性,二者功能部分冗余但组织分布各异——TBX3在心脏和乳腺优势表达,而TBX2更多见于黑色素细胞。表观调控方面,TBX3启动子甲基化状态可影响其表达水平,如在某些肝癌中低甲基化导致过表达。最新研究提示TBX3可能通过调控Wnt/β-catenin通路参与干细胞多能性维持,但其具体机制仍需深入探索。

This gene is a member of a phylogenetically conserved family of genes that share a common DNA-binding domain, the T-box. T-box genes encode transcription factors involved in the regulation of developmental processes. This protein is a transcriptional repressor and is thought to play a role in the anterior/posterior axis of the tetrapod forelimb. Mutations in this gene cause ulnar-mammary syndrome, affecting limb, apocrine gland, tooth, hair, and genital development. Alternative splicing of this gene results in three transcript variants encoding different isoforms; however, the full length nature of one variant has not been determined. [provided by RefSeq, Jul 2008]

这个基因是共享一个公共的DNA结合结构域,所述T-box基因的系统发育保守的家族的??一个成员。 T-box基因编码参与发育过程的调控的转录因子。这种蛋白质是转录阻遏,并且被认为在四脚前肢的前部/后部轴发挥作用。突变该基因引起尺骨-乳腺症,影响肢体,顶泌腺,牙齿,头发和生殖器发育。在三个转录本基因导致选择性剪接变异体的编码不同亚型;然而,一个变体的全长性质尚未确定。 [由RefSeq的,2008年7月提供]

CCND1基因的碱基序列:[NCBI]
Loading Gene Browser...
TBX3基因的碱基突变:           仅显示部分snp
rs8853       rs10290       rs14175       rs15033       rs59336       rs484443       rs515746       rs521082       rs539709       rs541524       rs545076       rs551510       rs567223       rs1061651       rs1061657       rs1501891       rs1532691      

TBX3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
TGGTACTCAGACTATATTGAACTCC
60
AGTTTCAAGATGTCATTGGCTC
59
ACAAGCAGCTTTCAACTGC
60
GGGACATAAATCTTTGAGGTTCG
60
ACAAGCAGCTTTCAACTGC
60
GGGACATAAATCTTTGAGGTTCG
60
GAAGAAGAGGTGGAGGACG
60
GAGGAAACATTCGCCTTCC
59
GCATACCAGAATGATAAGATAACCC
60
TCTCTTCGGCCATTTCCAG
60
CATTTCGGACATACTTGTTCCC
60
GGGTTATCTTATCATTCTGGTATGC
60
GGTACTCAGACTATATTGAACTCC
58
GAGTTTCAAGATGTCATTGGC
58
AACAAGCAGCTTTCAACTG
57
GGACATAAATCTTTGAGGTTCG
58
CTGGAGGCTAAAGAACTTTGG
59
GAGGAAACATTCGCCTTCC
59
AACAAGCAGCTTTCAACTG
57
GGACATAAATCTTTGAGGTTCG
58
转录因子
影响基因
影响类型
参考文献链接(PubMed)
SIRT1
TBX3
Repression
TBX3
CDKN1A
Repression
TBX3
CDKN2A
Repression

TBX3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

TBX3基因的本体(GO)信息:

GO库代码
对应的蛋白质
来源代码
GO:0003677
A0A087WW95 (UniProtKB)
IEA
GO:0003700
A0A087WW95 (UniProtKB)
IEA
GO:0005634
A0A087WW95 (UniProtKB)
IEA
GO:0006351
A0A087WW95 (UniProtKB)
IEA
GO:0006355
A0A087WW95 (UniProtKB)
IEA
GO:0000122
O15119 (UniProtKB)
IDA
GO:0000978
O15119 (UniProtKB)
IDA
GO:0001078
O15119 (UniProtKB)
IDA
GO:0001085
O15119 (UniProtKB)
ISS
GO:0001102
O15119 (UniProtKB)
ISS
GO:0001501
O15119 (UniProtKB)
IMP
GO:0001568
O15119 (UniProtKB)
IEA
GO:0001701
O15119 (UniProtKB)
IEA
GO:0001947
O15119 (UniProtKB)
IEA
GO:0003151
O15119 (UniProtKB)
IEA
GO:0003167
O15119 (UniProtKB)
IEA
GO:0005515
O15119 (UniProtKB)
IPI
GO:0005515
O15119 (UniProtKB)
IPI
GO:0005515
O15119 (UniProtKB)
IPI
GO:0005634
O15119 (UniProtKB)
IDA
GO:0006351
O15119 (UniProtKB)
IEA
GO:0006357
O15119 (UniProtKB)
TAS
GO:0007569
O15119 (UniProtKB)
IDA
GO:0007569
O15119 (UniProtKB)
IDA
GO:0008284
O15119 (UniProtKB)
IDA
GO:0008284
O15119 (UniProtKB)
IDA
GO:0008284
O15119 (UniProtKB)
IDA
GO:0008595
O15119 (UniProtKB)
IMP
GO:0009887
O15119 (UniProtKB)
IDA
GO:0010159
O15119 (UniProtKB)
IEA
GO:0019827
O15119 (UniProtKB)
IEA
GO:0021761
O15119 (UniProtKB)
IEA
GO:0030539
O15119 (UniProtKB)
IMP
GO:0030540
O15119 (UniProtKB)
IMP
GO:0030857
O15119 (UniProtKB)
IEA
GO:0030879
O15119 (UniProtKB)
IMP
GO:0032275
O15119 (UniProtKB)
IMP
GO:0035115
O15119 (UniProtKB)
IMP
GO:0035116
O15119 (UniProtKB)
IEA
GO:0035136
O15119 (UniProtKB)
IDA
GO:0042733
O15119 (UniProtKB)
IMP
GO:0042733
O15119 (UniProtKB)
IMP
GO:0043066
O15119 (UniProtKB)
IDA
GO:0043565
O15119 (UniProtKB)
IDA
GO:0045662
O15119 (UniProtKB)
IDA
GO:0045787
O15119 (UniProtKB)
IDA
GO:0045892
O15119 (UniProtKB)
IDA
GO:0045892
O15119 (UniProtKB)
IDA
GO:0045893
O15119 (UniProtKB)
IEA
GO:0046884
O15119 (UniProtKB)
IMP
GO:0048332
O15119 (UniProtKB)
IMP
GO:0060021
O15119 (UniProtKB)
IEA
GO:0060412
O15119 (UniProtKB)
IEA
GO:0060444
O15119 (UniProtKB)
IEA
GO:0060596
O15119 (UniProtKB)
IEA
GO:0060923
O15119 (UniProtKB)
IEA
GO:0060931
O15119 (UniProtKB)
IEA
GO:0090398
O15119 (UniProtKB)
IDA
GO:2000648
O15119 (UniProtKB)
IEA

可能调控 TBX3基因的相关microRNA:     

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
Ulnar-mammary syndrome 0.568414698 31 2 BeFree_CLINVAR_CTD_human_MGD_ORPHANET_UNIPROT
Mammary Neoplasms 0.128444493 5 0 BeFree_CTD_human_LHGDN
Colorectal Cancer 0.120271442 1 1 BeFree_GWASCAT
Limb Deformities, Congenital 0.120271442 2 0 BeFree_CTD_human
Thyroid Diseases 0.12 1 0 CTD_human
Stomach Neoplasms 0.12 1 0 CTD_human
Tooth Abnormalities 0.12 1 0 CTD_human
Myocardial Infarction 0.08 1 0 RGD
Systemic arterial pressure 0.007101096 3 2 GAD
Blood pressure finding 0.007101096 3 2 GAD

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