SMARCAL1 (SWI/SNF related, matrix associated, actin dependent regulator of chromatin, subfamily a like 1)

symbol:
SMARCAL1
locus group:
protein-coding gene
location:
2q35
gene_family:
alias symbol:
HHARP|HARP
alias name:
HepA-related protein|ATP-driven an…
entrez id:
50485
ensembl gene id:
ENSG00000138375
ucsc gene id:
uc002vgc.5
refseq accession:
NM_001127207
hgnc_id:
HGNC:11102
approved reserved:
2000-02-18
2q35
基因染色体位置图

SMARCAL1(SWI/SNF-related matrix-associated actin-dependent regulator of chromatin subfamily A-like 1)是一种重要的DNA解旋酶,属于SWI/SNF染色质重塑复合物基因家族。该家族通过水解ATP改变染色质结构,调控基因转录、DNA修复和复制等过程。SMARCAL1的主要功能是识别并修复停滞的DNA复制叉(DNA replication fork),防止复制压力导致的基因组不稳定。它通过稳定和重塑复制叉结构,促进损伤修复或绕过损伤继续复制。SMARCAL1在多种组织中广泛表达,尤其在快速增殖的细胞(如干细胞和癌细胞)中活性较高。SMARCAL1基因突变会导致Schimke免疫-骨发育不良(SIOD),这是一种罕见的常染色体隐性遗传病,表现为生长发育迟缓、免疫缺陷、肾病和脊柱骨骺发育不良。突变通常造成蛋白质功能丧失(loss-of-function),导致复制叉崩溃和DNA损伤积累,进而引发细胞凋亡或衰老。SMARCAL1过表达可能增强基因组稳定性,但异常高表达可能干扰正常复制进程;而表达降低则会导致复制压力增加、基因组不稳定性升高,与癌症(如淋巴瘤)发生相关。该基因与ATR、RPA等DNA损伤应答蛋白相互作用,共同维持复制叉的完整性。SMARCAL1属于SWI/SNF家族中的亚家族A,该家族成员均含有SNF2样解旋酶结构域和染色质结合模块,通过重塑核小体位置调控基因表达。研究显示SMARCAL1还参与端粒维持和免疫V(D)J重组,其功能异常可能影响淋巴细胞发育。目前针对SIOD的治疗主要是对症支持,而针对SMARCAL1在癌症中的作用尚处于基础研究阶段。

The protein encoded by this gene is a member of the SWI/SNF family of proteins. Members of this family have helicase and ATPase activities and are thought to regulate transcription of certain genes by altering the chromatin structure around those genes. The encoded protein shows sequence similarity to the E. coli RNA polymerase-binding protein HepA. Mutations in this gene are a cause of Schimke immunoosseous dysplasia (SIOD), an autosomal recessive disorder with the diagnostic features of spondyloepiphyseal dysplasia, renal dysfunction, and T-cell immunodeficiency. [provided by RefSeq, Jul 2008]

由该基因编码的蛋白质是SWI / SNF家族的蛋白质的成员。这个家庭的成员具有解旋酶和ATP酶活性,被认为通过改变周围这些基因的染色质结构调节某些基因的转录。所编码的蛋白质显示序列相似性的大肠杆菌RNA聚合酶结合蛋白HepA瘤。这种基因突变是Schimke immunoosseous发育不良(SIOD)的原因,为常染色体隐性遗传病的诊断?F脊椎骨骺发育不良,肾功能不全,和T细胞免疫的eatures。 [由RefSeq的,2008年7月提供]

SMARCAL1基因的碱基序列:[NCBI]
Loading Gene Browser...
SMARCAL1基因的碱基突变:           仅显示部分snp
rs8179823       rs141613249       rs189377476       rs166921       rs166922       rs166923       rs184026       rs184027       rs184028       rs192566       rs205980       rs284522       rs284523       rs284524       rs284525       rs284526       rs284527      

SMARCAL1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
ATGTTAGCAAGTGTCACGC
59
CCTCTGTAAGAGGCAAGGAC
60
GTGAGTTATCAGAAGAGTTACTCAC
59
CATGGTAACTCAATGGTTCGA
59
TACTGTGATGCCAAACGGA
59
AATCACCACTATCTTGCGCT
60
TATAGTGCCCTGATGAAAGCA
59
AAAGGGATGGAGCTGATGG
60
TTCATCAGTTGCAAAGGTGC
60
CTTGAGCTGAGAAGCAAACG
60
CGGTCCTAAAGCATACGGT
60
AACAGGATCACCCTCTTGG
59
CATTGATGAATCTCACTTCCTC
57
GTTCACCGTATGCTTTAGGA
58
TTCATCAGTTGCAAAGGTGC
60
TTGAGCTGAGAAGCAAACG
59
ATAGTGCCCTGATGAAAGCA
60
AAAGGGATGGAGCTGATGG
60
TATGTTAGCAAGTGTCACGC
59
CTCTGTAAGAGGCAAGGAC
57
      尚未收录相关数据

SMARCAL1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

SMARCAL1基因的本体(GO)信息:

GO库代码
对应的蛋白质
来源代码
GO:0005524
H7BYI2 (UniProtKB)
IEA
GO:0005654
H7BYI2 (UniProtKB)
IDA
GO:0005654
H7C051 (UniProtKB)
IDA
GO:0005524
H7C1I3 (UniProtKB)
IEA
GO:0000733
Q9NZC9 (UniProtKB)
IEA
GO:0004386
Q9NZC9 (UniProtKB)
IEA
GO:0005515
Q9NZC9 (UniProtKB)
IPI
GO:0005515
Q9NZC9 (UniProtKB)
IPI
GO:0005515
Q9NZC9 (UniProtKB)
IPI
GO:0005515
Q9NZC9 (UniProtKB)
IPI
GO:0005524
Q9NZC9 (UniProtKB)
IEA
GO:0005634
Q9NZC9 (UniProtKB)
IDA
GO:0005654
Q9NZC9 (UniProtKB)
IDA
GO:0006259
Q9NZC9 (UniProtKB)
IMP
GO:0006357
Q9NZC9 (UniProtKB)
IMP
GO:0006974
Q9NZC9 (UniProtKB)
IMP
GO:0008094
Q9NZC9 (UniProtKB)
IMP
GO:0031297
Q9NZC9 (UniProtKB)
IMP
GO:0035861
Q9NZC9 (UniProtKB)
IDA
GO:0035861
Q9NZC9 (UniProtKB)
IDA
GO:0036310
Q9NZC9 (UniProtKB)
IMP
GO:0036310
Q9NZC9 (UniProtKB)
IDA
GO:0005662
Q9NZC9 (UniProtKB)
IDA
GO:0005662
Q9NZC9 (UniProtKB)
IDA

可能调控 SMARCAL1基因的相关microRNA:     

MINT

BioGrid

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
Schimke immunoosseous dysplasia 0.566243163 23 7 BeFree_CLINVAR_CTD_human_MGD_ORPHANET_UNIPROT
Tobacco Use Disorder 0.002367032 1 0 GAD
Multisystem disorder 0.000542884 2 0 BeFree
Congenital Abnormality 0.000542884 2 0 BeFree
Kidney Failure, Chronic 0.000542884 2 0 BeFree
Chronic kidney disease stage 5 0.000542884 2 0 BeFree
Congenital anomaly of face 0.000271442 1 0 BeFree
Focal glomerulosclerosis 0.000271442 1 0 BeFree
Steroid-resistant nephrotic syndrome 0.000271442 1 0 BeFree
Hypoprebetalipoproteinemia, Acanthocytosis, Retinitis Pigmentosa, And Pallidal Degeneration 0.000271442 1 0 BeFree

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