DHPS (deoxyhypusine synthase)

symbol:
DHPS
locus group:
protein-coding gene
location:
19p13.13
gene_family:
alias symbol:
MIG13
alias name:
migration-inducing gene 13
entrez id:
1725
ensembl gene id:
ENSG00000095059
ucsc gene id:
uc002muh.3
refseq accession:
NM_001930
hgnc_id:
HGNC:2869
approved reserved:
1995-12-12
19p13.13
基因染色体位置图

DHPS(脱氧羟腐胺合成酶)是一种参与多胺生物合成的关键酶,负责催化腐胺转化为脱氧羟腐胺(DHS),这是后续合成亚精胺和精胺的重要前体。多胺(如腐胺、亚精胺和精胺)在细胞增殖、分化、DNA稳定性和蛋白质合成中起重要作用,尤其在快速增殖的细胞(如癌细胞)中需求较高。DHPS主要在细胞质中发挥作用,其活性直接影响多胺的细胞内水平。DHPS突变可能导致多胺代谢紊乱,影响细胞生长和存活,甚至与某些癌症(如结直肠癌和神经母细胞瘤)的发生发展相关。DHPS过表达会提高多胺水平,促进细胞增殖,可能加速肿瘤进展;而降低表达则可能抑制细胞生长,但可能导致某些正常细胞功能受损。DHPS属于多胺合成酶基因家族,该家族成员(如ODC、SRM等)共同参与多胺合成通路,调控细胞生长和应激反应。研究表明,DHPS在神经退行性疾病(如阿尔茨海默病)中也可能发挥作用,因为多胺代谢异常与神经元损伤有关。此外,DHPS的表达受转录因子(如MYC)调控,并与某些病毒感染(如EB病毒)的潜伏感染相关。针对DHPS的抑制剂(如二氟甲基鸟氨酸)已被研究用于癌症治疗,但需平衡其对正常细胞的影响。

This gene encodes a protein that is required for the formation of hypusine, a unique amino acid formed by the posttranslational modification of only one protein, eukaryotic translation initiation factor 5A. The encoded protein catalyzes the first step in hypusine formation by transferring the butylamine moiety of spermidine to a specific lysine residue of the eukaryotic translation initiation factor 5A precursor, forming an intermediate deoxyhypusine residue. Alternatively spliced transcript variants encoding multiple isoforms have been observed for this gene. [provided by RefSeq, May 2011]

这个基因编码所需的形成hypusine的,仅由一个蛋白,真核翻译起始因子5A的翻译后修饰形成的独特的氨基酸的蛋白质。所编码的蛋白质催化由亚精胺的丁胺基部分转移到真核翻译起始因子5A前体的特定赖氨酸残基,形成中间deoxyhypusine残余物在hypusine形成的第一步。编码多种亚型选择性剪接的转录物变体已经观察到这种基因。 [由RefSeq的,2011年5月提供]

DHPS基因的碱基序列:[NCBI]
Loading Gene Browser...
DHPS基因的碱基突变:           仅显示部分snp
rs9517       rs1050609       rs1050610       rs1050612       rs1050613       rs1050615       rs3841583       rs8109945       rs8110996       rs8111830       rs10410027       rs10414020       rs10414810       rs10420931       rs10425108       rs10426586       rs10426587      

DHPS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
TTTGATGGCTCTGACTCAGG
60
TCAGCATAGACCTTGACGG
59
ACTGGGATGATCATTCTGGG
59
TCAGCATAGACCTTGACGG
59
CCAACATGATCGAGAAGAAGC
60
GAGGTTGGATGTATATCCCAGG
60
TTCTAAGATGATCGCCCGG
59
ACAGGGATGTGGTTCTTCTG
60
CCTGGGATATACATCCAACC
57
ATACGTCCACCATGTTGTG
58
GAGAATTACTGCAAGTTTGAGG
58
CTTTACACCCTCTGTGTTCTG
59
TGATCGAGAAGAAGCTGGA
58
AATACGTCCACCATGTTGTG
59
TCCAACCTCATCAGTTCAGG
60
TCACCAATACGTCCACCAG
59
CCATTCCTACAAGAACCCG
58
GTCAGCATAGACCTTGACG
58
CCAACATGATCGAGAAGAAGC
60
GAGGTTGGATGTATATCCCAGG
60
      尚未收录相关数据

DHPS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

DHPS基因的本体(GO)信息:

GO库代码
对应的蛋白质
来源代码
GO:0008612
A0A087WZK0 (UniProtKB)
IEA
GO:0008612
B4E3M2 (UniProtKB)
IEA
GO:0008612
M0QX43 (UniProtKB)
IEA
GO:0008612
M0QXT2 (UniProtKB)
IEA
GO:0008612
M0QYZ7 (UniProtKB)
IEA
GO:0008612
M0QZT3 (UniProtKB)
IEA
GO:0008612
M0R0J4 (UniProtKB)
IEA
GO:0008612
M0R0V2 (UniProtKB)
IEA
GO:0008612
M0R1T2 (UniProtKB)
IEA
GO:0008612
M0R1T4 (UniProtKB)
IEA
GO:0008612
M0R253 (UniProtKB)
IEA
GO:0008612
M0R264 (UniProtKB)
IEA
GO:0005515
P49366 (UniProtKB)
IPI
GO:0005515
P49366 (UniProtKB)
IPI
GO:0005515
P49366 (UniProtKB)
IPI
GO:0005515
P49366 (UniProtKB)
IPI
GO:0005515
P49366 (UniProtKB)
IPI
GO:0005515
P49366 (UniProtKB)
IPI
GO:0005515
P49366 (UniProtKB)
IPI
GO:0005515
P49366 (UniProtKB)
IPI
GO:0005515
P49366 (UniProtKB)
IPI
GO:0005515
P49366 (UniProtKB)
IPI
GO:0005515
P49366 (UniProtKB)
IPI
GO:0005515
P49366 (UniProtKB)
IPI
GO:0005515
P49366 (UniProtKB)
IPI
GO:0005515
P49366 (UniProtKB)
IPI
GO:0005515
P49366 (UniProtKB)
IPI
GO:0005515
P49366 (UniProtKB)
IPI
GO:0005515
P49366 (UniProtKB)
IPI
GO:0005515
P49366 (UniProtKB)
IPI
GO:0005515
P49366 (UniProtKB)
IPI
GO:0005515
P49366 (UniProtKB)
IPI
GO:0005829
P49366 (UniProtKB)
TAS
GO:0005829
P49366 (UniProtKB)
TAS
GO:0006412
P49366 (UniProtKB)
TAS
GO:0008284
P49366 (UniProtKB)
TAS
GO:0008612
P49366 (UniProtKB)
TAS
GO:0034038
P49366 (UniProtKB)
TAS
GO:0034038
P49366 (UniProtKB)
TAS
GO:0042102
P49366 (UniProtKB)
IEA
GO:0042593
P49366 (UniProtKB)
IEA
GO:0050983
P49366 (UniProtKB)
IEA
GO:0051289
P49366 (UniProtKB)
IEA
GO:0008612
Q5J8M5 (UniProtKB)
IEA

可能调控 DHPS基因的相关microRNA:     

Reactome

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
Pneumocystis jiroveci pneumonia 0.006786047 25 0 BeFree
HIV Infections 0.003528744 13 0 BeFree
Pneumonia 0.001900093 7 0 BeFree
Malaria 0.001357209 5 0 BeFree
Refractory cancer 0.000542884 2 0 BeFree
Meningococcal Infections 0.000271442 1 0 BeFree
Liver neoplasms 0.000271442 1 0 BeFree
Stomach Carcinoma 0.000271442 1 0 BeFree
Malignant neoplasm of stomach 0.000271442 1 0 BeFree
Pneumonitis 0.000271442 1 0 BeFree

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