DDT (D-dopachrome tautomerase)

symbol:
DDT
locus group:
protein-coding gene
location:
22q11.23
gene_family:
alias symbol:
DDCT|MIF2|MIF-2|D-DT
alias name:
D-dopachrome decarboxylase
entrez id:
1652
ensembl gene id:
ENSG00000099977
ucsc gene id:
uc062cih.1
refseq accession:
NM_001355
hgnc_id:
HGNC:2732
approved reserved:
1998-03-06
22q11.23

DDT(D-dopachrome tautomerase)是一种编码D-多巴色素互变异构酶的基因,属于MIF(巨噬细胞迁移抑制因子)基因家族。该基因位于人类22号染色体上(22q13.2),其编码的蛋白质在免疫调节、炎症反应和细胞增殖中发挥重要作用。DDT蛋白与MIF结构相似,具有互变异构酶活性,能催化D-多巴色素转化为5,6-二羟基吲哚-2-羧酸(DHICA),这一过程在黑色素合成途径中起关键作用。此外,DDT还参与调控巨噬细胞功能,影响炎症因子的释放,并与MIF协同调节免疫应答。DDT基因突变可能导致酶活性改变,影响黑色素代谢或免疫平衡,与某些自身免疫性疾病、炎症性疾病或黑色素瘤的发生发展相关。研究表明,DDT过表达可能增强炎症反应,促进肿瘤微环境形成,而表达降低则可能削弱免疫监视功能,增加感染风险。MIF基因家族成员(包括MIF和DDT)均具有保守的三联体结构域,参与细胞信号转导和应激反应,在先天免疫和适应性免疫中起核心调控作用。该家族蛋白还能与CD74受体结合,激活下游MAPK或PI3K/AKT通路,影响细胞存活与凋亡。在疾病关联方面,DDT表达异常已被报道与类风湿性关节炎、系统性红斑狼疮及多种癌症相关,其具体机制可能涉及对NF-κB等炎症通路的调控。

中文English

D-多巴色素互变D-多巴色素转化为5,6-二羟基。滴滴涕基因在序列,酶的活性,基因结构方面相关的迁移抑制因子(MIF)。 DDT和MIF是在[由RefSeq的,2008年7月提供] 22号染色体紧密相连

DDT基因的碱基序列:[NCBI]
Loading Gene Browser...
蛋白质序列
1MPFLELDTNL PANRVPAGLE KRLCAAAASI LGKPADRVNV
41TVRPGLAMAL SGSTEPCAQL SISSIGVVGT AEDNRSHSAH
81 FFEFLTKEL ALGQDRILIR FFPLESWQIG KIGTVMTFL
结构预测来自 AlphaFold DB(UniProt: P30046),颜色表示 pLDDT 置信度(深蓝高、黄橙低)。
DDT基因的碱基突变:           仅显示部分snp
rs1006771       rs1006771       rs9612528       rs9612528       rs60023644       rs60023644       rs62232121       rs62232121       rs73162496       rs73162496       rs74372366       rs74372366       rs79213832       rs79213832       rs79966373       rs80112578       rs112390687      

DDT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
GAGTTTCTCACCAAGGAGC
58
AGTCTCCCGTGAACTTCAC
59
TTCTTTGAGTTTCTCACCAAGG
59
GTGAACTTCACCTGGAACC
58
CTGTCCATCTCCTCCATCG
59
GGATAAGTATCCGGTCCTGG
59
CTGTCCATCTCCTCCATCG
59
GGATAAGTATCCGGTCCTGG
59
CTGTCCATCTCCTCCATCG
59
GGATAAGTATCCGGTCCTGG
59
TTGAGTTTCTCACCAAGGAG
58
TGAACTTCACCTGGAACCT
59
AGAGCTGTTTCCGTTCCTC
60
GATGGAGGAGATGGACAGC
60
TTTCCTCTTGGGATACTTATCCG
60
CTATCTTGCCAATCTGCCAG
59
TCCTCTTGGGATACTTATCCG
59
CCCTATCTTGCCAATCTGC
58
CTGTCCATCTCCTCCATCG
59
GATAAGTATCCGGTCCTGGC
60
      尚未收录相关数据

DDT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

DDT基因的本体(GO)信息:

GO库代码
对应的蛋白质
来源代码
GO:0004167
P30046 (UniProtKB)
TAS
GO:0005737
P30046 (UniProtKB)
IEA
GO:0033981
P30046 (UniProtKB)
IEA
GO:0042438
P30046 (UniProtKB)
IEA
GO:0070062
P30046 (UniProtKB)
IDA
GO:0070062
P30046 (UniProtKB)
IDA
GO:0070062
P30046 (UniProtKB)
IDA

可能调控 DDT基因的相关microRNA:     

String
BioGrid
IntAct
mentha
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关联基因 作用方式 资源库来源/分值
疾病名称 关系值 NofPmids NofSnps 来源
疾病名称 关系值 NofPmids NofSnps 来源
Inflammation 0.00272435 1 0 LHGDN
Adenocarcinoma 0.00272435 1 0 LHGDN
Malignant neoplasm of breast 0.001628651 6 0 BeFree
Breast Carcinoma 0.001628651 6 0 BeFree
Malaria 0.001357209 5 0 BeFree
Malignant tumor of exocrine pancreas 0.000542884 2 0 BeFree
Non-Small Cell Lung Carcinoma 0.000542884 2 0 BeFree
Adenocarcinoma of large intestine 0.000271442 1 0 BeFree
Liver neoplasms 0.000271442 1 0 BeFree
Liver carcinoma 0.000271442 1 0 BeFree
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