NUF2 (NUF2 component of NDC80 kinetochore complex)

symbol:
NUF2
locus group:
protein-coding gene
location:
1q23.3
gene_family:
alias symbol:
NUF2R|CT106
alias name:
cancer/testis antigen 106
entrez id:
83540
ensembl gene id:
ENSG00000143228
ucsc gene id:
uc001gcr.2
refseq accession:
NM_145697
hgnc_id:
HGNC:14621
approved reserved:
2002-04-03
1q23.3
基因染色体位置图

NUF2(英文全称Ndc80 kinetochore complex component)是NDC80复合体的关键组成部分,属于有丝分裂纺锤体组装检查点(SAC)相关的基因家族。该基因家族(NDC80复合体家族)的共性是与染色体分离密切相关,负责在细胞分裂过程中将微管附着到着丝粒(kinetochore,染色体上连接纺锤丝的结构),确保染色体的正确排列和分离。NUF2编码的蛋白质与NUF2R、SPC24和SPC25等其他成员共同形成NDC80复合体,直接参与微管-着丝粒的动态连接,维持基因组稳定性。其生物学功能主要体现在有丝分裂和减数分裂中,若功能异常会导致染色体错误分离,引发非整倍体(染色体数目异常)。突变或表达异常与多种癌症(如乳腺癌、结直肠癌)密切相关,研究发现NUF2在肿瘤组织中常过表达,可能通过破坏染色体稳定性促进癌细胞增殖和转移。当NUF2过表达时,可能干扰纺锤体检查点的正常功能,导致细胞跳过必要的分裂暂停,增加基因组不稳定性;而表达降低则会引起着丝粒-微管连接缺陷,造成染色体滞后或丢失,触发细胞凋亡。此外,NUF2的表达水平与肿瘤预后相关,高表达通常预示较差临床结局,因此被视为潜在的治疗靶点。目前针对NDC80复合体的抑制剂(如抗微管药物)已在研究中,但特异性靶向NUF2的方案仍需探索。专业术语解释:着丝粒(kinetochore)是染色体上连接纺锤丝的特殊结构;非整倍体(aneuploidy)指细胞染色体数目异常;纺锤体检查点(spindle assembly checkpoint, SAC)是监控染色体是否正确附着的细胞调控机制。

This gene encodes a protein that is highly similar to yeast Nuf2, a component of a conserved protein complex associated with the centromere. Yeast Nuf2 disappears from the centromere during meiotic prophase when centromeres lose their connection to the spindle pole body, and plays a regulatory role in chromosome segregation. The encoded protein is found to be associated with centromeres of mitotic HeLa cells, which suggests that this protein is a functional homolog of yeast Nuf2. Alternatively spliced transcript variants that encode the same protein have been described. [provided by RefSeq, Jul 2008]

这个基因编码的蛋白质,是非常相似的酵母Nuf2,与着丝粒相关的一个保守的蛋白质复合物的组分。酵母Nuf2从减数分裂时,着丝粒失去与主轴极体连接在着丝粒消失,起着染色体分离调节作用。所编码的蛋白质被发现与有丝分裂的HeLa细胞,这表明这种蛋白质是酵母Nuf2的功能同系物的着丝粒相关联。编码相同蛋白质可变剪接转录物变体已有描述。 [由RefSeq的,2008年7月提供]

NUF2基因的碱基序列:[NCBI]
Loading Gene Browser...
NUF2基因的碱基突变:           仅显示部分snp
rs1022058       rs1022059       rs1396543       rs1509022       rs1509023       rs1509024       rs1533024       rs1533025       rs1605763       rs1911980       rs2036697       rs2055747       rs2136242       rs2136243       rs2136244       rs2175015       rs2175016      

NUF2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
GCCTGGGAGATTAACAGGA
59
GGATAAAGATCATTCTTGGTGAGG
59
GAGCAAGAAGAGTTCAAGCAG
60
CCTCTTGCAGCACTATCGT
60
GCACAGTAATTGAGGATTGC
58
AGTTTCTCCCTTTCAGCAG
57
AGAGACTTGATTCTGTTCCAG
58
TTAGTGATTGTTGTAGCTCCTG
58
ATGCCAGACAAGAAGTGGT
59
AACTGCACTTCCAACTGAC
58
AGAGACTTGATTCTGTTCCAG
57
TTAGTGATTGTTGTAGCTCCTG
58
CTGCAAGAGGGAAATTCCC
58
AGTTCATTCAAACGCTTGGT
58
AGAGACTTGATTCTGTTCCAG
58
TTAGTGATTGTTGTAGCTCCTG
58
TTTACATGATGCCAGTGAACTC
59
CAGTCTCAAAGTCATTCACCC
59
GCACTGTAGATATAATGTAGCTGAG
59
GGATAAAGATCATTCTTGGTGAGG
59
      尚未收录相关数据

NUF2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

NUF2基因的本体(GO)信息:

GO库代码
对应的蛋白质
来源代码
GO:0000775
B1AQT3 (UniProtKB)
IEA
GO:0005634
B1AQT3 (UniProtKB)
IDA
GO:0007067
B1AQT3 (UniProtKB)
IEA
GO:0000775
B1AQT4 (UniProtKB)
IEA
GO:0005634
B1AQT4 (UniProtKB)
IDA
GO:0007067
B1AQT4 (UniProtKB)
IEA
GO:0000775
E9PKH1 (UniProtKB)
IEA
GO:0005634
E9PKH1 (UniProtKB)
IDA
GO:0007067
E9PKH1 (UniProtKB)
IEA
GO:0000775
E9PP32 (UniProtKB)
IEA
GO:0007067
E9PP32 (UniProtKB)
IEA
GO:0000775
E9PQC4 (UniProtKB)
IEA
GO:0005634
E9PQC4 (UniProtKB)
IDA
GO:0007067
E9PQC4 (UniProtKB)
IEA
GO:0000775
Q9BZD4 (UniProtKB)
NAS
GO:0000777
Q9BZD4 (UniProtKB)
IEA
GO:0003674
Q9BZD4 (UniProtKB)
ND
GO:0005515
Q9BZD4 (UniProtKB)
IPI
GO:0005515
Q9BZD4 (UniProtKB)
IPI
GO:0005515
Q9BZD4 (UniProtKB)
IPI
GO:0005515
Q9BZD4 (UniProtKB)
IPI
GO:0005515
Q9BZD4 (UniProtKB)
IPI
GO:0005515
Q9BZD4 (UniProtKB)
IPI
GO:0005515
Q9BZD4 (UniProtKB)
IPI
GO:0005634
Q9BZD4 (UniProtKB)
IDA
GO:0005829
Q9BZD4 (UniProtKB)
TAS
GO:0005829
Q9BZD4 (UniProtKB)
TAS
GO:0005829
Q9BZD4 (UniProtKB)
TAS
GO:0005829
Q9BZD4 (UniProtKB)
TAS
GO:0005829
Q9BZD4 (UniProtKB)
TAS
GO:0005829
Q9BZD4 (UniProtKB)
TAS
GO:0005829
Q9BZD4 (UniProtKB)
TAS
GO:0005829
Q9BZD4 (UniProtKB)
TAS
GO:0005829
Q9BZD4 (UniProtKB)
TAS
GO:0005829
Q9BZD4 (UniProtKB)
TAS
GO:0007059
Q9BZD4 (UniProtKB)
NAS
GO:0007062
Q9BZD4 (UniProtKB)
TAS
GO:0007067
Q9BZD4 (UniProtKB)
IEA
GO:0016020
Q9BZD4 (UniProtKB)
IDA
GO:0031262
Q9BZD4 (UniProtKB)
IDA
GO:0051301
Q9BZD4 (UniProtKB)
IEA

可能调控 NUF2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
Hypertensive disease 0.002367032 1 0 GAD
Malignant neoplasm of breast 0.002367032 1 0 GAD
Malignant neoplasm of testis 0.000542884 2 0 BeFree
Malignant neoplasm of stomach 0.000542884 2 0 BeFree
Non-Small Cell Lung Carcinoma 0.000542884 2 0 BeFree
Glioma 0.000542884 2 0 BeFree
Malignant neoplasm of lung 0.000542884 2 0 BeFree
Carcinoma of lung 0.000542884 2 0 BeFree
Renal Cell Carcinoma 0.000271442 1 0 BeFree
Malignant tumor of colon 0.000271442 1 0 BeFree

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