XPC (XPC complex subunit, DNA damage recognition and repair factor)

symbol:
XPC
locus group:
protein-coding gene
location:
3p25.1
gene_family:
alias symbol:
XPCC|RAD4
alias name:
xeroderma pigmentosum group C prot…
entrez id:
7508
ensembl gene id:
ENSG00000154767
ucsc gene id:
uc011ave.3
refseq accession:
NM_004628
hgnc_id:
HGNC:12816
approved reserved:
1992-10-05
3p25.1
基因染色体位置图

XPC基因(全称xeroderma pigmentosum complementation group C)属于核苷酸切除修复(NER)通路中的关键基因家族,负责修复DNA损伤,尤其是紫外线(UV)或化学物质引起的嘧啶二聚体等大片段损伤。其编码的XPC蛋白作为损伤识别复合物的核心组分,与HR23B等蛋白结合形成XPC复合物,在全局基因组修复(GG-NER)中率先扫描DNA并识别扭曲的螺旋结构,启动修复过程。XPC蛋白本身不具备酶活性,但能招募TFIIH等下游修复因子。该基因突变会导致着色性干皮病(XP),患者表现为紫外线极度敏感、皮肤癌高风险及神经系统异常,因为突变使XPC蛋白功能丧失,导致损伤DNA积累。XPC基因过表达可能增强DNA修复能力,但异常高表达或干扰其他修复通路平衡;而表达降低则直接削弱NER效率,增加基因组不稳定性。XPC属于XP基因家族(含XPA-XPG等7个互补群),这些基因均参与NER但功能阶段不同:XPA验证损伤,XPB/XPD解旋DNA,XPF/ERCC1和XPG负责切割损伤链等。家族共性为协同完成损伤识别、解旋、切除及修复合成。研究还发现XPC在氧化损伤修复和某些化疗耐药性中起作用,其表达水平可能影响癌症治疗效果。

This gene encodes a component of the nucleotide excision repair (NER) pathway. There are multiple components involved in the NER pathway, including Xeroderma pigmentosum (XP) A-G and V, Cockayne syndrome (CS) A and B, and trichothiodystrophy (TTD) group A, etc. This component, XPC, plays an important role in the early steps of global genome NER, especially in damage recognition, open complex formation, and repair protein complex formation. Mutations in this gene or some other NER components result in Xeroderma pigmentosum, a rare autosomal recessive disorder characterized by increased sensitivity to sunlight with the development of carcinomas at an early age. Alternatively spliced transcript variants have been found for this gene. [provided by RefSeq, Mar 2009]

该基因编码的核苷酸切除修复(NER)途径的组分。有参与NER途径多个组件,包括着色性干皮(XP)AG和V,科凯恩综合征(CS)的A和B,以及trichothiodystrophy(TTD)A组,等等。这种成分,XPC,起着在重要的作用全球基因组NER的早期步骤,尤其是在损害识别,开放的复杂的形成和修复的蛋白复合物的形成。该基因或其他一些NER成分突变导致着色性干皮,一种罕见的常染色体隐性遗传疾病在早期的年龄特点与癌的发展日光敏感性增加。另外剪接转录变体也发现了这种基因。 [由RefSeq的,2009年03月提供]

XPC基因的碱基序列:[NCBI]
Loading Gene Browser...
XPC基因的碱基突变:           仅显示部分snp
rs1870134       rs2607735       rs2607772       rs2607775       rs2733539       rs3731053       rs3731054       rs3731055       rs3731056       rs3731058       rs7641448       rs11922012       rs13083929       rs34014908       rs36014499       rs36208720       rs36208721      

XPC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
GATGACCTCAGGGACTTTCC
60
CATTGCTGTCTTCATTCATGGT
60
GGTCTACTCCAGGGATTGTG
60
TACTTCTCCAAGCCTCACC
59
GATGACCTCAGGGACTTTCC
60
CATTGCTGTCTTCATTCATGGT
60
GAACCTGCCCAATCTACAC
58
TGTATCCATCAGTCACGGG
59
AGTTTGAGACATATCTTCGGAG
57
AGAGAAGGTGAACCTTGTG
57
GAAGAGGTTGAAGAACTTAGTGAG
59
CACAGGCAGAAGAGATCGA
59
TTACTGATTCTCCGGGCTC
59
AAGGTTTCTTTCCCTTTGCTG
59
GGAAGAGGTTGAAGAACTTAGTG
59
ACAGGCAGAAGAGATCGAG
59
GGGCTACCATGAATGAAGAC
58
GCTCACTAAGTTCTTCAACCT
58
CTTACTGATTCTCCGGGCT
59
AGGTTTCTTTCCCTTTGCTG
59
转录因子
影响基因
影响类型
参考文献链接(PubMed)
BRCA1
XPC
Unknown
CREB1
XPC
Unknown
HIF1A
XPC
Activation
SIRT1
XPC
Repression
SP1
XPC
Unknown
TP53
XPC
Unknown
TP63
XPC
Unknown
XPC
CASP2
Repression
XPC
CPD
Unknown
XPC
KIN
Activation

XPC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

XPC基因的本体(GO)信息:

GO库代码
对应的蛋白质
来源代码
GO:0005634
E7EUB5 (UniProtKB)
IDA
GO:0005730
E7EUB5 (UniProtKB)
IDA
GO:0005886
E7EUB5 (UniProtKB)
IDA
GO:0000111
Q01831 (UniProtKB)
IBA
GO:0000404
Q01831 (UniProtKB)
TAS
GO:0000405
Q01831 (UniProtKB)
TAS
GO:0000715
Q01831 (UniProtKB)
IDA
GO:0000715
Q01831 (UniProtKB)
IDA
GO:0000715
Q01831 (UniProtKB)
TAS
GO:0000717
Q01831 (UniProtKB)
TAS
GO:0003684
Q01831 (UniProtKB)
IDA
GO:0003684
Q01831 (UniProtKB)
IDA
GO:0003697
Q01831 (UniProtKB)
IDA
GO:0005515
Q01831 (UniProtKB)
IPI
GO:0005515
Q01831 (UniProtKB)
IPI
GO:0005515
Q01831 (UniProtKB)
IPI
GO:0005515
Q01831 (UniProtKB)
IPI
GO:0005515
Q01831 (UniProtKB)
IPI
GO:0005515
Q01831 (UniProtKB)
IPI
GO:0005515
Q01831 (UniProtKB)
IPI
GO:0005634
Q01831 (UniProtKB)
IDA
GO:0005634
Q01831 (UniProtKB)
IDA
GO:0005654
Q01831 (UniProtKB)
TAS
GO:0005654
Q01831 (UniProtKB)
TAS
GO:0005654
Q01831 (UniProtKB)
TAS
GO:0005654
Q01831 (UniProtKB)
TAS
GO:0005654
Q01831 (UniProtKB)
TAS
GO:0005654
Q01831 (UniProtKB)
TAS
GO:0005654
Q01831 (UniProtKB)
TAS
GO:0005654
Q01831 (UniProtKB)
TAS
GO:0005654
Q01831 (UniProtKB)
TAS
GO:0005654
Q01831 (UniProtKB)
TAS
GO:0005654
Q01831 (UniProtKB)
TAS
GO:0005654
Q01831 (UniProtKB)
TAS
GO:0005730
Q01831 (UniProtKB)
IDA
GO:0005737
Q01831 (UniProtKB)
IDA
GO:0005886
Q01831 (UniProtKB)
IDA
GO:0006281
Q01831 (UniProtKB)
TAS
GO:0006289
Q01831 (UniProtKB)
IDA
GO:0006289
Q01831 (UniProtKB)
IDA
GO:0006294
Q01831 (UniProtKB)
TAS
GO:0006294
Q01831 (UniProtKB)
TAS
GO:0006298
Q01831 (UniProtKB)
IBA
GO:0010224
Q01831 (UniProtKB)
IEA
GO:0010996
Q01831 (UniProtKB)
IEA
GO:0016925
Q01831 (UniProtKB)
TAS
GO:0031573
Q01831 (UniProtKB)
IEA
GO:0042493
Q01831 (UniProtKB)
IEA
GO:0070062
Q01831 (UniProtKB)
IDA
GO:0070911
Q01831 (UniProtKB)
TAS
GO:0070914
Q01831 (UniProtKB)
IDA
GO:0071942
Q01831 (UniProtKB)
IDA
GO:1901990
Q01831 (UniProtKB)
IMP

可能调控 XPC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
XERODERMA PIGMENTOSUM, COMPLEMENTATION GROUP C 0.568957582 34 15 BeFree_CLINVAR_CTD_human_MGD_ORPHANET_UNIPROT
Lung Neoplasms 0.133535875 7 0 BeFree_CTD_human_GAD_LHGDN
Chromosome Aberrations 0.127101096 4 0 CTD_human_GAD
Adenocarcinoma of lung (disorder) 0.120542884 2 0 BeFree_CTD_human
Micronuclei, Chromosome-Defective 0.12 1 0 CTD_human
Amino Acid Metabolism, Inborn Errors 0.12 1 0 CTD_human
Autistic Disorder 0.12 1 0 CTD_human
Carcinoma of lung 0.084071628 15 11 BeFree_MGD
Malignant neoplasm of lung 0.044311172 24 11 BeFree_GAD
Malignant neoplasm of urinary bladder 0.031737631 27 7 BeFree_GAD

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